./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec 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_spec2_product19.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 5e59760a574b9ba4754ccd2c9809c0bb0e11be35 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 15:34:05,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 15:34:05,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 15:34:05,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 15:34:05,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 15:34:05,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 15:34:05,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 15:34:05,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 15:34:05,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 15:34:05,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 15:34:05,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 15:34:05,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 15:34:05,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 15:34:05,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 15:34:05,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 15:34:05,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 15:34:05,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 15:34:05,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 15:34:05,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 15:34:05,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 15:34:05,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 15:34:05,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 15:34:05,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 15:34:05,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 15:34:05,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 15:34:05,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 15:34:05,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 15:34:05,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 15:34:05,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 15:34:05,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 15:34:05,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 15:34:05,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 15:34:05,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 15:34:05,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 15:34:05,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 15:34:05,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 15:34:05,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 15:34:05,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 15:34:05,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 15:34:05,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 15:34:05,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 15:34:05,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-27 15:34:05,668 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 15:34:05,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 15:34:05,669 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 15:34:05,669 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 15:34:05,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 15:34:05,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 15:34:05,671 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 15:34:05,671 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 15:34:05,671 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 15:34:05,671 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 15:34:05,672 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 15:34:05,672 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 15:34:05,672 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 15:34:05,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 15:34:05,672 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 15:34:05,672 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 15:34:05,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 15:34:05,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 15:34:05,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 15:34:05,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 15:34:05,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 15:34:05,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 15:34:05,679 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 15:34:05,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 15:34:05,679 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 15:34:05,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 15:34:05,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 15:34:05,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 15:34:05,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 15:34:05,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 15:34:05,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 15:34:05,680 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 15:34:05,681 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 15:34:05,681 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e59760a574b9ba4754ccd2c9809c0bb0e11be35 [2021-08-27 15:34:05,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 15:34:05,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 15:34:05,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 15:34:05,912 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 15:34:05,912 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 15:34:05,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2021-08-27 15:34:05,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b99da87/0f523bba5a634e62a429a3a1e529f6e5/FLAGb31087c02 [2021-08-27 15:34:06,394 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 15:34:06,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2021-08-27 15:34:06,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b99da87/0f523bba5a634e62a429a3a1e529f6e5/FLAGb31087c02 [2021-08-27 15:34:06,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b99da87/0f523bba5a634e62a429a3a1e529f6e5 [2021-08-27 15:34:06,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 15:34:06,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 15:34:06,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 15:34:06,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 15:34:06,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 15:34:06,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:06,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7724128b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06, skipping insertion in model container [2021-08-27 15:34:06,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:06,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 15:34:06,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 15:34:06,675 WARN L228 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_spec2_product19.cil.c[34129,34142] [2021-08-27 15:34:06,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:34:06,748 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 15:34:06,782 WARN L228 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_spec2_product19.cil.c[34129,34142] [2021-08-27 15:34:06,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:34:06,841 INFO L208 MainTranslator]: Completed translation [2021-08-27 15:34:06,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06 WrapperNode [2021-08-27 15:34:06,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 15:34:06,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 15:34:06,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 15:34:06,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 15:34:06,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:06,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 15:34:07,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 15:34:07,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 15:34:07,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 15:34:07,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 15:34:07,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 15:34:07,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 15:34:07,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 15:34:07,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (1/1) ... [2021-08-27 15:34:07,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:07,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:07,181 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) [2021-08-27 15:34:07,218 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 [2021-08-27 15:34:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 15:34:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 15:34:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 15:34:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 15:34:10,879 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 15:34:10,879 INFO L299 CfgBuilder]: Removed 613 assume(true) statements. [2021-08-27 15:34:10,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:34:10 BoogieIcfgContainer [2021-08-27 15:34:10,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 15:34:10,884 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 15:34:10,884 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 15:34:10,886 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 15:34:10,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:34:10,887 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 03:34:06" (1/3) ... [2021-08-27 15:34:10,887 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e75be9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:34:10, skipping insertion in model container [2021-08-27 15:34:10,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:34:10,887 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:34:06" (2/3) ... [2021-08-27 15:34:10,887 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e75be9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:34:10, skipping insertion in model container [2021-08-27 15:34:10,888 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:34:10,888 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:34:10" (3/3) ... [2021-08-27 15:34:10,888 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product19.cil.c [2021-08-27 15:34:10,920 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 15:34:10,921 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 15:34:10,921 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 15:34:10,921 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 15:34:10,921 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 15:34:10,921 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 15:34:10,921 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 15:34:10,921 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 15:34:10,980 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2491 states, 2490 states have (on average 1.885140562248996) internal successors, (4694), 2490 states have internal predecessors, (4694), 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) [2021-08-27 15:34:11,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1235 [2021-08-27 15:34:11,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:34:11,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:34:11,052 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] [2021-08-27 15:34:11,056 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:34:11,056 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 15:34:11,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2491 states, 2490 states have (on average 1.885140562248996) internal successors, (4694), 2490 states have internal predecessors, (4694), 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) [2021-08-27 15:34:11,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1235 [2021-08-27 15:34:11,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:34:11,080 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:34:11,083 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] [2021-08-27 15:34:11,083 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:34:11,091 INFO L791 eck$LassoCheckResult]: Stem: 584#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(10);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(95, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string63.base, #t~string63.offset, 1);call write~init~int(93, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string65.base, #t~string65.offset, 1);call write~init~int(97, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(105, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string71.base, #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string73.base, #t~string73.offset, 1);call write~init~int(111, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(119, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(73, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(76, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(112, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(70, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 5 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string104.base, #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 1 + #t~string104.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 2383#L-1true havoc main_#res;havoc main_#t~ret132, main_~retValue_acc~24, main_~tmp~23;havoc main_~retValue_acc~24;havoc main_~tmp~23; 47#L3407true havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 710#L3415true main_#t~ret132 := valid_product_#res;main_~tmp~23 := main_#t~ret132;havoc main_#t~ret132; 1256#L3005true assume 0 != main_~tmp~23; 2415#L2977true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2388#L2288true havoc bigMacCall_#t~ret125, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~21;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~21; 1241#L2499true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~21 := 4;getOrigin_#res := getOrigin_~retValue_acc~21; 1860#L2524true bigMacCall_#t~ret125 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret125;havoc bigMacCall_#t~ret125;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 2488#L1952true assume 0 == initPersonOnFloor_~floor; 690#L1953true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2427#L2060-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 1631#L1744true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 2172#L1756-2true havoc cleanup_#t~ret126, cleanup_#t~ret127, cleanup_~i~3, cleanup_~tmp~21, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~0;havoc cleanup_~i~3;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2418#L1681true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 475#L1708true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 800#L1575true stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 892#L959true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 2330#L290true stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 2133#L963true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 2037#L976true timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 1161#L1112true assume !(0 != timeShift_~tmp___9~2); 1110#L1203true assume !(1 == ~doorState~0); 1372#L1203-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 978#L1681-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 612#L1708-3true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 1114#L1575-1true stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 52#L842true assume 0 != stopRequestedInDirection_~tmp___0~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1062#L290-1true stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 1552#L855true timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 1325#L1211true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 1140#L899true assume !(1 == ~currentHeading~0); 2250#L909true assume !(0 == ~currentFloorID~0); 2365#L909-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1117#L915-5true havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1053#L290-3true __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 305#L2333true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 287#L2334true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 2219#L299true __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 2100#L2338true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 2173#L2393true cleanup_~i~3 := 0; 784#L2809-2true [2021-08-27 15:34:11,095 INFO L793 eck$LassoCheckResult]: Loop: 784#L2809-2true assume !false; 1646#L2810true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 543#L2813true assume cleanup_~i~3 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := 0;isBlocked_#res := isBlocked_~retValue_acc~0; 1847#L132true cleanup_#t~ret126 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret126;havoc cleanup_#t~ret126; 1634#L2817true assume 1 != cleanup_~tmp___0~11; 2143#L2817-1true havoc isIdle_#res;havoc isIdle_#t~ret14, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 1086#L1681-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 822#L1708-25true anyStopRequested_#t~ret9 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret9;havoc anyStopRequested_#t~ret9; 580#L398true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 2280#L462true isIdle_#t~ret14 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret14;havoc isIdle_#t~ret14;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 1335#L475true cleanup_#t~ret127 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret127;havoc cleanup_#t~ret127; 1510#L2829true assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 879#L1681-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 1885#L1708-30true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 1190#L1575-3true stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 2397#L959-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1607#L290-4true stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 1625#L963-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 1122#L976-1true timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 469#L1112-1true assume !(0 != timeShift_~tmp___9~2); 1567#L1203-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1449#L1203-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2212#L1681-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 2047#L1708-33true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 535#L1575-4true stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 492#L842-2true assume 0 != stopRequestedInDirection_~tmp___0~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 346#L290-5true stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 1192#L855-2true timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 1579#L1211-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 585#L899-3true assume !(1 == ~currentHeading~0); 1193#L909-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 644#L909-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 101#L915-11true havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1105#L290-7true __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 682#L2333-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1164#L2334-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1886#L299-5true __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 538#L2338-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1041#L2393-1true cleanup_~i~3 := 1 + cleanup_~i~3; 784#L2809-2true [2021-08-27 15:34:11,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:11,100 INFO L82 PathProgramCache]: Analyzing trace with hash 264473694, now seen corresponding path program 1 times [2021-08-27 15:34:11,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:34:11,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139902288] [2021-08-27 15:34:11,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:34:11,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:34:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:34:11,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:34:11,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139902288] [2021-08-27 15:34:11,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139902288] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:34:11,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:34:11,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:34:11,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970050240] [2021-08-27 15:34:11,346 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:34:11,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:11,346 INFO L82 PathProgramCache]: Analyzing trace with hash 398463279, now seen corresponding path program 1 times [2021-08-27 15:34:11,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:34:11,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231703610] [2021-08-27 15:34:11,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:34:11,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:34:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:34:11,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:34:11,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231703610] [2021-08-27 15:34:11,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231703610] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:34:11,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:34:11,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-27 15:34:11,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808186367] [2021-08-27 15:34:11,427 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:34:11,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:34:11,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-27 15:34:11,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-27 15:34:11,444 INFO L87 Difference]: Start difference. First operand has 2491 states, 2490 states have (on average 1.885140562248996) internal successors, (4694), 2490 states have internal predecessors, (4694), 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 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-27 15:34:14,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:34:14,950 INFO L93 Difference]: Finished difference Result 18947 states and 35436 transitions. [2021-08-27 15:34:14,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-27 15:34:14,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18947 states and 35436 transitions. [2021-08-27 15:34:15,097 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9100 [2021-08-27 15:34:15,217 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18947 states to 18807 states and 35280 transitions. [2021-08-27 15:34:15,218 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18807 [2021-08-27 15:34:15,238 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18807 [2021-08-27 15:34:15,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18807 states and 35280 transitions. [2021-08-27 15:34:15,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:34:15,274 INFO L681 BuchiCegarLoop]: Abstraction has 18807 states and 35280 transitions. [2021-08-27 15:34:15,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states and 35280 transitions. [2021-08-27 15:34:15,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 7129. [2021-08-27 15:34:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7129 states, 7129 states have (on average 1.8783840650862673) internal successors, (13391), 7128 states have internal predecessors, (13391), 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) [2021-08-27 15:34:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7129 states to 7129 states and 13391 transitions. [2021-08-27 15:34:15,527 INFO L704 BuchiCegarLoop]: Abstraction has 7129 states and 13391 transitions. [2021-08-27 15:34:15,527 INFO L587 BuchiCegarLoop]: Abstraction has 7129 states and 13391 transitions. [2021-08-27 15:34:15,527 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 15:34:15,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7129 states and 13391 transitions. [2021-08-27 15:34:15,550 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3617 [2021-08-27 15:34:15,550 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:34:15,551 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:34:15,552 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] [2021-08-27 15:34:15,552 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:34:15,553 INFO L791 eck$LassoCheckResult]: Stem: 22633#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(10);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(95, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string63.base, #t~string63.offset, 1);call write~init~int(93, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string65.base, #t~string65.offset, 1);call write~init~int(97, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(105, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string71.base, #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string73.base, #t~string73.offset, 1);call write~init~int(111, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(119, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(73, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(76, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(112, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(70, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 5 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string104.base, #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 1 + #t~string104.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 22634#L-1 havoc main_#res;havoc main_#t~ret132, main_~retValue_acc~24, main_~tmp~23;havoc main_~retValue_acc~24;havoc main_~tmp~23; 21599#L3407 havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 21600#L3415 main_#t~ret132 := valid_product_#res;main_~tmp~23 := main_#t~ret132;havoc main_#t~ret132; 22817#L3005 assume 0 != main_~tmp~23; 23480#L2977 ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 24079#L2288 havoc bigMacCall_#t~ret125, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~21;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~21; 23464#L2499 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~21 := 4;getOrigin_#res := getOrigin_~retValue_acc~21; 21499#L2524 bigMacCall_#t~ret125 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret125;havoc bigMacCall_#t~ret125;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 23902#L1952 assume 0 == initPersonOnFloor_~floor; 22788#L1953 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 21675#L2060-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 23769#L1744 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 21891#L1756-2 havoc cleanup_#t~ret126, cleanup_#t~ret127, cleanup_~i~3, cleanup_~tmp~21, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~0;havoc cleanup_~i~3;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 24038#L1681 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 22456#L1708 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 22457#L1575 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 22933#L959 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 23062#L290 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 24022#L963 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 24023#L976 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 27076#L1112 assume !(0 != timeShift_~tmp___9~2); 27077#L1203 assume !(1 == ~doorState~0); 28454#L1203-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 28453#L1681-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 28452#L1708-3 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 28451#L1575-1 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 28449#L842 assume 0 != stopRequestedInDirection_~tmp___0~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 28450#L290-1 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 28458#L855 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 28456#L1211 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 28455#L899 assume !(1 == ~currentHeading~0); 24052#L909 assume !(0 == ~currentFloorID~0); 22039#L909-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 22690#L915-5 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 23254#L290-3 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 22149#L2333 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 22116#L2334 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 22118#L299 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 24009#L2338 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 21517#L2393 cleanup_~i~3 := 0; 22911#L2809-2 [2021-08-27 15:34:15,553 INFO L793 eck$LassoCheckResult]: Loop: 22911#L2809-2 assume !false; 22912#L2810 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 22571#L2813 assume cleanup_~i~3 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := 0;isBlocked_#res := isBlocked_~retValue_acc~0; 22572#L132 cleanup_#t~ret126 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret126;havoc cleanup_#t~ret126; 23771#L2817 assume 1 != cleanup_~tmp___0~11; 23772#L2817-1 havoc isIdle_#res;havoc isIdle_#t~ret14, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 24025#L1681-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 26352#L1708-25 anyStopRequested_#t~ret9 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret9;havoc anyStopRequested_#t~ret9; 26342#L398 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 26337#L462 isIdle_#t~ret14 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret14;havoc isIdle_#t~ret14;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 26002#L475 cleanup_#t~ret127 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret127;havoc cleanup_#t~ret127; 24354#L2829 assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 23042#L1681-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 23043#L1708-30 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 23416#L1575-3 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 23417#L959-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 24312#L290-4 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 24311#L963-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 23765#L976-1 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 27684#L1112-1 assume !(0 != timeShift_~tmp___9~2); 27685#L1203-3 assume 1 == ~doorState~0;~doorState~0 := 0; 28492#L1203-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 28491#L1681-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 28490#L1708-33 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 28489#L1575-4 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 28487#L842-2 assume 0 != stopRequestedInDirection_~tmp___0~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 28488#L290-5 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 28533#L855-2 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 28531#L1211-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 28532#L899-3 assume !(1 == ~currentHeading~0); 23421#L909-9 assume !(0 == ~currentFloorID~0); 22725#L909-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 21730#L915-11 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 21731#L290-7 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 22778#L2333-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 22779#L2334-1 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 23382#L299-5 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 22565#L2338-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 22566#L2393-1 cleanup_~i~3 := 1 + cleanup_~i~3; 22911#L2809-2 [2021-08-27 15:34:15,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:15,554 INFO L82 PathProgramCache]: Analyzing trace with hash 264473694, now seen corresponding path program 2 times [2021-08-27 15:34:15,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:34:15,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567095623] [2021-08-27 15:34:15,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:34:15,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:34:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:15,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:34:15,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:34:15,606 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567095623] [2021-08-27 15:34:15,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567095623] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:34:15,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:34:15,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:34:15,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580312784] [2021-08-27 15:34:15,607 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:34:15,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:15,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1078521649, now seen corresponding path program 1 times [2021-08-27 15:34:15,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:34:15,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540264002] [2021-08-27 15:34:15,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:34:15,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:34:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:15,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:34:15,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:34:15,641 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540264002] [2021-08-27 15:34:15,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540264002] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:34:15,642 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:34:15,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-27 15:34:15,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458383456] [2021-08-27 15:34:15,643 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:34:15,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:34:15,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 15:34:15,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-27 15:34:15,645 INFO L87 Difference]: Start difference. First operand 7129 states and 13391 transitions. cyclomatic complexity: 6264 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2021-08-27 15:34:16,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:34:16,000 INFO L93 Difference]: Finished difference Result 21700 states and 40501 transitions. [2021-08-27 15:34:16,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-27 15:34:16,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21700 states and 40501 transitions. [2021-08-27 15:34:16,087 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17220 [2021-08-27 15:34:16,242 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21700 states to 21700 states and 40501 transitions. [2021-08-27 15:34:16,242 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21700 [2021-08-27 15:34:16,261 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21700 [2021-08-27 15:34:16,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21700 states and 40501 transitions. [2021-08-27 15:34:16,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:34:16,278 INFO L681 BuchiCegarLoop]: Abstraction has 21700 states and 40501 transitions. [2021-08-27 15:34:16,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21700 states and 40501 transitions. [2021-08-27 15:34:16,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21700 to 9042. [2021-08-27 15:34:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9042 states, 9042 states have (on average 1.8644105286441053) internal successors, (16858), 9041 states have internal predecessors, (16858), 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) [2021-08-27 15:34:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9042 states to 9042 states and 16858 transitions. [2021-08-27 15:34:16,451 INFO L704 BuchiCegarLoop]: Abstraction has 9042 states and 16858 transitions. [2021-08-27 15:34:16,451 INFO L587 BuchiCegarLoop]: Abstraction has 9042 states and 16858 transitions. [2021-08-27 15:34:16,451 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 15:34:16,451 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9042 states and 16858 transitions. [2021-08-27 15:34:16,472 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4661 [2021-08-27 15:34:16,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:34:16,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:34:16,473 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] [2021-08-27 15:34:16,473 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:34:16,474 INFO L791 eck$LassoCheckResult]: Stem: 51498#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(10);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(95, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string63.base, #t~string63.offset, 1);call write~init~int(93, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string65.base, #t~string65.offset, 1);call write~init~int(97, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(105, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string71.base, #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string73.base, #t~string73.offset, 1);call write~init~int(111, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(119, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(73, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(76, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(112, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(70, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 5 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string104.base, #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 1 + #t~string104.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 51499#L-1 havoc main_#res;havoc main_#t~ret132, main_~retValue_acc~24, main_~tmp~23;havoc main_~retValue_acc~24;havoc main_~tmp~23; 50447#L3407 havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 50448#L3415 main_#t~ret132 := valid_product_#res;main_~tmp~23 := main_#t~ret132;havoc main_#t~ret132; 51686#L3005 assume 0 != main_~tmp~23; 52389#L2977 ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 53076#L2288 havoc bigMacCall_#t~ret125, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~21;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~21; 52373#L2499 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~21 := 4;getOrigin_#res := getOrigin_~retValue_acc~21; 50347#L2524 bigMacCall_#t~ret125 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret125;havoc bigMacCall_#t~ret125;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 52849#L1952 assume 0 == initPersonOnFloor_~floor; 51655#L1953 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 50523#L2060-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 52702#L1744 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 50743#L1756-2 havoc cleanup_#t~ret126, cleanup_#t~ret127, cleanup_~i~3, cleanup_~tmp~21, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~0;havoc cleanup_~i~3;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 53003#L1681 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 51322#L1708 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 51323#L1575 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 51807#L959 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 51946#L290 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 52985#L963 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 52986#L976 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 52279#L1112 assume !(0 != timeShift_~tmp___9~2); 52281#L1203 assume !(1 == ~doorState~0); 53435#L1203-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 53434#L1681-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 51543#L1708-3 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 51544#L1575-1 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 50459#L842 assume 0 != stopRequestedInDirection_~tmp___0~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 50461#L290-1 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 56969#L855 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 56968#L1211 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 56967#L899 assume !(1 == ~currentHeading~0); 53027#L909 assume !(0 == ~currentFloorID~0); 50889#L909-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 56876#L915-5 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 56875#L290-3 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 56874#L2333 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 56873#L2334 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 56872#L299 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 56870#L2338 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 56871#L2393 cleanup_~i~3 := 0; 59348#L2809-2 [2021-08-27 15:34:16,474 INFO L793 eck$LassoCheckResult]: Loop: 59348#L2809-2 assume !false; 59347#L2810 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 59346#L2813 assume cleanup_~i~3 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := 0;isBlocked_#res := isBlocked_~retValue_acc~0; 59345#L132 cleanup_#t~ret126 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret126;havoc cleanup_#t~ret126; 59344#L2817 assume 1 != cleanup_~tmp___0~11; 59343#L2817-1 havoc isIdle_#res;havoc isIdle_#t~ret14, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 59342#L1681-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 59341#L1708-25 anyStopRequested_#t~ret9 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret9;havoc anyStopRequested_#t~ret9; 59316#L398 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 59312#L462 isIdle_#t~ret14 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret14;havoc isIdle_#t~ret14;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 59311#L475 cleanup_#t~ret127 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret127;havoc cleanup_#t~ret127; 59310#L2829 assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 59309#L1681-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 53563#L1708-30 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 58438#L1575-3 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 58433#L959-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 58431#L290-4 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 58430#L963-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 50663#L976-1 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 59168#L1112-1 assume !(0 != timeShift_~tmp___9~2); 59167#L1203-3 assume !(1 == ~doorState~0); 59156#L1203-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 59151#L1681-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 59150#L1708-33 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 59100#L1575-4 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 59064#L842-2 assume 0 != stopRequestedInDirection_~tmp___0~2;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 59063#L290-5 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 59062#L855-2 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 59060#L1211-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 59061#L899-3 assume !(1 == ~currentHeading~0); 59248#L909-9 assume !(0 == ~currentFloorID~0); 51590#L909-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 50579#L915-11 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 50580#L290-7 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 52213#L2333-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 57944#L2334-1 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 52864#L299-5 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 52865#L2338-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 51816#L2393-1 cleanup_~i~3 := 1 + cleanup_~i~3; 59348#L2809-2 [2021-08-27 15:34:16,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:16,474 INFO L82 PathProgramCache]: Analyzing trace with hash 264473694, now seen corresponding path program 3 times [2021-08-27 15:34:16,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:34:16,474 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123000120] [2021-08-27 15:34:16,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:34:16,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:34:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:34:16,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:34:16,565 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123000120] [2021-08-27 15:34:16,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123000120] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:34:16,565 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:34:16,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:34:16,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081845042] [2021-08-27 15:34:16,565 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:34:16,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:16,566 INFO L82 PathProgramCache]: Analyzing trace with hash -610422093, now seen corresponding path program 1 times [2021-08-27 15:34:16,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:34:16,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147264349] [2021-08-27 15:34:16,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:34:16,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:34:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:34:16,581 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 15:34:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:34:16,623 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 15:34:17,974 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:34:17,974 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:34:17,974 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:34:17,974 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:34:17,975 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-27 15:34:17,975 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:17,975 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:34:17,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:34:17,975 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product19.cil.c_Iteration3_Loop [2021-08-27 15:34:17,975 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:34:17,976 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:34:17,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:18,770 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:34:18,771 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-27 15:34:18,772 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:18,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:18,773 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) [2021-08-27 15:34:18,774 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 [2021-08-27 15:34:18,777 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:18,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:18,790 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:18,790 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret106=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret106=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:18,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-08-27 15:34:18,805 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:18,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:18,806 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) [2021-08-27 15:34:18,809 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 [2021-08-27 15:34:18,813 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:18,813 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:18,833 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:18,833 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:18,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:18,849 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:18,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:18,850 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) [2021-08-27 15:34:18,851 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 [2021-08-27 15:34:18,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:18,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:18,877 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:18,877 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret107=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret107=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:18,895 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 [2021-08-27 15:34:18,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:18,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:18,909 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) [2021-08-27 15:34:18,910 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 [2021-08-27 15:34:18,912 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:18,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:18,933 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:18,933 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret109=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret109=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:18,972 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 [2021-08-27 15:34:18,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:18,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:18,974 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) [2021-08-27 15:34:18,975 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 [2021-08-27 15:34:18,977 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:18,977 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:18,999 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:18,999 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,017 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 [2021-08-27 15:34:19,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,018 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) [2021-08-27 15:34:19,019 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 [2021-08-27 15:34:19,021 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,021 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,042 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:19,042 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret55=0} Honda state: {ULTIMATE.start_timeShift_#t~ret55=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,060 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 [2021-08-27 15:34:19,060 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,061 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) [2021-08-27 15:34:19,062 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 [2021-08-27 15:34:19,063 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,063 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,084 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:19,085 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret57=0} Honda state: {ULTIMATE.start_timeShift_#t~ret57=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:19,104 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,105 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2021-08-27 15:34:19,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-27 15:34:19,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,116 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:19,116 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:19,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,134 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2021-08-27 15:34:19,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-27 15:34:19,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,136 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,143 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:19,143 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret34=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret34=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:19,158 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,158 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2021-08-27 15:34:19,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-27 15:34:19,160 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,160 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,167 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:19,167 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___2~5=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:19,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,183 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2021-08-27 15:34:19,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-27 15:34:19,185 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,185 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,201 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:34:19,201 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:34:19,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:19,216 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,216 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2021-08-27 15:34:19,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-27 15:34:19,218 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:34:19,218 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:19,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:19,241 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2021-08-27 15:34:19,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-27 15:34:19,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-27 15:34:19,244 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:34:19,696 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-27 15:34:19,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-08-27 15:34:19,699 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:34:19,699 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:34:19,699 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:34:19,699 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:34:19,699 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 15:34:19,699 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:19,699 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:34:19,700 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:34:19,700 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product19.cil.c_Iteration3_Loop [2021-08-27 15:34:19,700 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:34:19,700 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:34:19,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:19,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:34:20,498 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:34:20,501 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 15:34:20,501 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,510 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2021-08-27 15:34:20,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-27 15:34:20,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,557 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2021-08-27 15:34:20,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-27 15:34:20,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,594 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2021-08-27 15:34:20,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-27 15:34:20,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,643 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2021-08-27 15:34:20,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-27 15:34:20,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,688 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2021-08-27 15:34:20,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-27 15:34:20,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,731 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,731 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2021-08-27 15:34:20,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-27 15:34:20,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,776 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,777 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2021-08-27 15:34:20,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-27 15:34:20,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,824 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2021-08-27 15:34:20,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-27 15:34:20,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-08-27 15:34:20,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,856 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2021-08-27 15:34:20,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-27 15:34:20,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,882 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2021-08-27 15:34:20,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-27 15:34:20,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-08-27 15:34:20,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,906 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2021-08-27 15:34:20,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-08-27 15:34:20,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:20,931 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,931 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2021-08-27 15:34:20,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-08-27 15:34:20,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:20,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:20,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-08-27 15:34:20,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:20,983 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2021-08-27 15:34:20,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-08-27 15:34:20,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:20,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:20,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:20,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:20,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:20,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:20,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:20,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:21,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:34:21,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:21,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:21,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:21,023 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2021-08-27 15:34:21,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-08-27 15:34:21,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:34:21,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:34:21,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:34:21,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:34:21,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:34:21,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:34:21,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:34:21,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:34:21,055 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 15:34:21,058 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-08-27 15:34:21,058 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-08-27 15:34:21,059 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:34:21,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:34:21,073 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2021-08-27 15:34:21,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-08-27 15:34:21,075 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 15:34:21,075 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-27 15:34:21,075 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 15:34:21,076 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2021-08-27 15:34:21,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:21,100 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-08-27 15:34:21,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:34:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:21,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 15:34:21,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:34:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:34:21,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-27 15:34:21,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:34:21,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:34:21,626 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-08-27 15:34:21,627 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9042 states and 16858 transitions. cyclomatic complexity: 7818 Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) [2021-08-27 15:34:21,792 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9042 states and 16858 transitions. cyclomatic complexity: 7818. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) Result 13703 states and 25523 transitions. Complement of second has 8 states. [2021-08-27 15:34:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-08-27 15:34:21,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) [2021-08-27 15:34:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4670 transitions. [2021-08-27 15:34:21,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4670 transitions. Stem has 41 letters. Loop has 39 letters. [2021-08-27 15:34:21,799 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:34:21,799 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4670 transitions. Stem has 80 letters. Loop has 39 letters. [2021-08-27 15:34:21,799 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:34:21,799 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4670 transitions. Stem has 41 letters. Loop has 78 letters. [2021-08-27 15:34:21,800 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:34:21,800 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13703 states and 25523 transitions. [2021-08-27 15:34:21,851 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:34:21,851 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13703 states to 0 states and 0 transitions. [2021-08-27 15:34:21,851 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:34:21,851 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:34:21,851 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:34:21,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:34:21,852 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:34:21,852 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:34:21,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:34:21,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 15:34:21,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 15:34:21,853 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-08-27 15:34:21,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:34:21,853 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-08-27 15:34:21,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-27 15:34:21,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-08-27 15:34:21,853 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:34:21,853 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-08-27 15:34:21,853 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:34:21,853 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:34:21,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:34:21,854 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:34:21,854 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:34:21,854 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:34:21,854 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:34:21,854 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-27 15:34:21,854 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 15:34:21,854 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:34:21,854 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 15:34:21,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 03:34:21 BoogieIcfgContainer [2021-08-27 15:34:21,858 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 15:34:21,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 15:34:21,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 15:34:21,859 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 15:34:21,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:34:10" (3/4) ... [2021-08-27 15:34:21,861 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 15:34:21,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 15:34:21,862 INFO L168 Benchmark]: Toolchain (without parser) took 15444.01 ms. Allocated memory was 62.9 MB in the beginning and 998.2 MB in the end (delta: 935.3 MB). Free memory was 43.0 MB in the beginning and 414.2 MB in the end (delta: -371.2 MB). Peak memory consumption was 563.9 MB. Max. memory is 16.1 GB. [2021-08-27 15:34:21,862 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 62.9 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:34:21,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.58 ms. Allocated memory is still 62.9 MB. Free memory was 42.9 MB in the beginning and 39.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2021-08-27 15:34:21,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.79 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 39.3 MB in the beginning and 39.6 MB in the end (delta: -284.7 kB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2021-08-27 15:34:21,863 INFO L168 Benchmark]: Boogie Preprocessor took 152.42 ms. Allocated memory is still 75.5 MB. Free memory was 39.6 MB in the beginning and 27.9 MB in the end (delta: 11.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-08-27 15:34:21,864 INFO L168 Benchmark]: RCFGBuilder took 3720.03 ms. Allocated memory was 75.5 MB in the beginning and 230.7 MB in the end (delta: 155.2 MB). Free memory was 27.9 MB in the beginning and 64.3 MB in the end (delta: -36.4 MB). Peak memory consumption was 133.7 MB. Max. memory is 16.1 GB. [2021-08-27 15:34:21,864 INFO L168 Benchmark]: BuchiAutomizer took 10974.32 ms. Allocated memory was 230.7 MB in the beginning and 998.2 MB in the end (delta: 767.6 MB). Free memory was 64.3 MB in the beginning and 414.2 MB in the end (delta: -350.0 MB). Peak memory consumption was 416.5 MB. Max. memory is 16.1 GB. [2021-08-27 15:34:21,864 INFO L168 Benchmark]: Witness Printer took 2.42 ms. Allocated memory is still 998.2 MB. Free memory is still 414.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:34:21,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 62.9 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 423.58 ms. Allocated memory is still 62.9 MB. Free memory was 42.9 MB in the beginning and 39.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 166.79 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 39.3 MB in the beginning and 39.6 MB in the end (delta: -284.7 kB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 152.42 ms. Allocated memory is still 75.5 MB. Free memory was 39.6 MB in the beginning and 27.9 MB in the end (delta: 11.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3720.03 ms. Allocated memory was 75.5 MB in the beginning and 230.7 MB in the end (delta: 155.2 MB). Free memory was 27.9 MB in the beginning and 64.3 MB in the end (delta: -36.4 MB). Peak memory consumption was 133.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10974.32 ms. Allocated memory was 230.7 MB in the beginning and 998.2 MB in the end (delta: 767.6 MB). Free memory was 64.3 MB in the beginning and 414.2 MB in the end (delta: -350.0 MB). Peak memory consumption was 416.5 MB. Max. memory is 16.1 GB. * Witness Printer took 2.42 ms. Allocated memory is still 998.2 MB. Free memory is still 414.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + cleanupTimeShifts and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. Construction of modules took 2.3s. Büchi inclusion checks took 2.2s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 416.5ms AutomataMinimizationTime, 2 MinimizatonAttempts, 24336 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 9042 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 18504 SDtfs, 80001 SDslu, 55098 SDs, 0 SdLazy, 2577 SolverSat, 691 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2336.3ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 31ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 15:34:21,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-08-27 15:34:22,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...