./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y --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 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:16:43,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:16:43,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:16:43,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:16:43,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:16:43,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:16:43,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:16:43,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:16:43,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:16:43,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:16:43,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:16:43,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:16:43,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:16:43,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:16:43,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:16:43,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:16:43,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:16:43,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:16:43,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:16:43,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:16:43,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:16:43,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:16:43,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:16:43,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:16:43,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:16:43,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:16:43,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:16:43,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:16:43,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:16:43,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:16:43,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:16:43,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:16:43,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:16:43,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:16:43,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:16:43,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:16:43,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:16:43,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:16:43,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:16:43,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:16:43,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:16:43,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:16:43,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:16:43,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:16:43,907 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:16:43,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:16:43,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:16:43,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:16:43,909 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:16:43,910 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:16:43,910 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:16:43,910 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:16:43,911 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:16:43,911 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:16:43,911 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:16:43,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:16:43,912 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:16:43,912 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:16:43,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:16:43,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:16:43,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:16:43,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:16:43,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:16:43,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:16:43,914 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:16:43,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:16:43,914 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:16:43,914 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:16:43,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:16:43,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:16:43,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:16:43,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:16:43,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:16:43,917 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:16:43,918 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:16:43,919 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a [2021-11-13 18:16:44,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:16:44,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:16:44,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:16:44,216 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:16:44,217 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:16:44,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2021-11-13 18:16:44,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/data/65a80ec55/a4cc032f52fc4cfeaf624569609d722d/FLAGf45d6833b [2021-11-13 18:16:44,953 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:16:44,954 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2021-11-13 18:16:44,979 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/data/65a80ec55/a4cc032f52fc4cfeaf624569609d722d/FLAGf45d6833b [2021-11-13 18:16:45,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/data/65a80ec55/a4cc032f52fc4cfeaf624569609d722d [2021-11-13 18:16:45,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:16:45,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:16:45,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:16:45,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:16:45,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:16:45,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:16:45" (1/1) ... [2021-11-13 18:16:45,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a472e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:45, skipping insertion in model container [2021-11-13 18:16:45,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:16:45" (1/1) ... [2021-11-13 18:16:45,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:16:45,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:16:45,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-13 18:16:45,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:16:45,999 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:16:46,015 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-13 18:16:46,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:16:46,194 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:16:46,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46 WrapperNode [2021-11-13 18:16:46,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:16:46,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:16:46,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:16:46,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:16:46,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:46,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:46,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:16:46,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:16:46,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:16:46,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:16:46,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:46,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:46,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:46,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:46,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:47,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:47,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:47,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:16:47,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:16:47,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:16:47,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:16:47,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (1/1) ... [2021-11-13 18:16:47,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:16:47,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:16:47,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:16:47,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:16:47,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:16:47,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:16:47,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:16:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:16:58,905 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:16:58,906 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:16:58,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:16:58 BoogieIcfgContainer [2021-11-13 18:16:58,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:16:58,919 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:16:58,919 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:16:58,922 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:16:58,923 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:16:58,924 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:16:45" (1/3) ... [2021-11-13 18:16:58,925 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39dac4d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:16:58, skipping insertion in model container [2021-11-13 18:16:58,925 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:16:58,926 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:16:46" (2/3) ... [2021-11-13 18:16:58,926 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39dac4d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:16:58, skipping insertion in model container [2021-11-13 18:16:58,926 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:16:58,926 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:16:58" (3/3) ... [2021-11-13 18:16:58,928 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product22.cil.c [2021-11-13 18:16:58,995 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:16:58,996 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:16:58,996 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:16:58,996 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:16:58,996 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:16:58,996 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:16:58,996 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:16:58,997 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:16:59,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6881 states, 6880 states have (on average 1.8799418604651164) internal successors, (12934), 6880 states have internal predecessors, (12934), 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) [2021-11-13 18:16:59,371 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3424 [2021-11-13 18:16:59,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:16:59,372 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:16:59,391 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] [2021-11-13 18:16:59,391 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:16:59,391 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:16:59,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6881 states, 6880 states have (on average 1.8799418604651164) internal successors, (12934), 6880 states have internal predecessors, (12934), 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) [2021-11-13 18:16:59,529 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3424 [2021-11-13 18:16:59,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:16:59,530 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:16:59,537 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] [2021-11-13 18:16:59,537 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:16:59,545 INFO L791 eck$LassoCheckResult]: Stem: 5572#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#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~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(10);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string112.base, #t~string112.offset, 1);call write~init~int(95, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(93, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string114.base, #t~string114.offset, 1);call write~init~int(93, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(32, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(97, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(116, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(32, #t~string116.base, 3 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 4 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string118.base, #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 2 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(10);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string122.base, #t~string122.offset, 1);call write~init~int(112, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 2 + #t~string122.offset, 1);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string124.base, #t~string124.offset, 1);call write~init~int(111, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(119, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(110, #t~string124.base, 3 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 4 + #t~string124.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(73, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(76, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(95, #t~string126.base, 3 + #t~string126.offset, 1);call write~init~int(112, #t~string126.base, 4 + #t~string126.offset, 1);call write~init~int(58, #t~string126.base, 5 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 6 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(37, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(37, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(105, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 3 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string136.base, #t~string136.offset, 1);call write~init~int(37, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string138.base, #t~string138.offset, 1);call write~init~int(70, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(95, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(112, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(58, #t~string138.base, 4 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 5 + #t~string138.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(37, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(105, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 3 + #t~string144.offset, 1);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string147.base, #t~string147.offset, 1);call write~init~int(37, #t~string147.base, 1 + #t~string147.offset, 1);call write~init~int(105, #t~string147.base, 2 + #t~string147.offset, 1);call write~init~int(0, #t~string147.base, 3 + #t~string147.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string155.base, #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 1 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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; 3418#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 5606#L1609true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1124#L1602true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 4854#L1617true main_#t~ret20#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 399#L408true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2032#L377true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~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; 1313#L3294true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret13#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~9#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~9#1; 2685#L1512true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~9#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~9#1; 6198#L1537true bigMacCall_#t~ret13#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret13#1;havoc bigMacCall_#t~ret13#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2229#L781true assume 0 == initPersonOnFloor_~floor#1; 4445#L782true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2599#L889-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3303#L573true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 346#L585-2true assume { :end_inline_callOnFloor } true; 1770#L925true assume { :end_inline_initPersonOnFloor } true; 2307#L177true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret14#1, cleanup_#t~ret15#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret109#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 2751#L1865true timeShift_#t~ret109#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret109#1;havoc timeShift_#t~ret109#1; 803#L2815true assume 0 != timeShift_~tmp~23#1; 2662#L2816true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3493#L2815-1true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret166#1, __utac_acc__Specification2_spec__3_#t~ret167#1, __utac_acc__Specification2_spec__3_#t~ret168#1, __utac_acc__Specification2_spec__3_#t~ret169#1, __utac_acc__Specification2_spec__3_#t~ret170#1, __utac_acc__Specification2_spec__3_#t~ret171#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~28#1, __utac_acc__Specification2_spec__3_~tmp___0~11#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~28#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~11#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 3257#L1856-2true __utac_acc__Specification2_spec__3_#t~ret166#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~28#1 := __utac_acc__Specification2_spec__3_#t~ret166#1;havoc __utac_acc__Specification2_spec__3_#t~ret166#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~28#1; 2762#L3339true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4960#L3340true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 3111#L1865-1true __utac_acc__Specification2_spec__3_#t~ret167#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret167#1;havoc __utac_acc__Specification2_spec__3_#t~ret167#1; 1198#L3344true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 1933#L3399true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4550#L2833true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 4827#L207-2true [2021-11-13 18:16:59,546 INFO L793 eck$LassoCheckResult]: Loop: 4827#L207-2true assume !false; 614#L208true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 3670#L211true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 4835#L1698true cleanup_#t~ret14#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret14#1;havoc cleanup_#t~ret14#1; 732#L215true assume 1 != cleanup_~tmp___0~0#1; 6555#L215-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret64#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~15#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~15#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret59#1, anyStopRequested_#t~ret60#1, anyStopRequested_#t~ret61#1, anyStopRequested_#t~ret62#1, anyStopRequested_#t~ret63#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~14#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~14#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 1946#L510-122true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 52#L537-122true anyStopRequested_#t~ret59#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret59#1;havoc anyStopRequested_#t~ret59#1; 5124#L1964true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 5917#L2028true isIdle_#t~ret64#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~15#1 := isIdle_#t~ret64#1;havoc isIdle_#t~ret64#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~15#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 6654#L2041true cleanup_#t~ret15#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret15#1;havoc cleanup_#t~ret15#1; 4420#L227true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret109#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 3260#L1865-6true timeShift_#t~ret109#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret109#1;havoc timeShift_#t~ret109#1; 1772#L2815-2true assume 0 != timeShift_~tmp~23#1; 314#L2816-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 321#L2815-3true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret166#1, __utac_acc__Specification2_spec__3_#t~ret167#1, __utac_acc__Specification2_spec__3_#t~ret168#1, __utac_acc__Specification2_spec__3_#t~ret169#1, __utac_acc__Specification2_spec__3_#t~ret170#1, __utac_acc__Specification2_spec__3_#t~ret171#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~28#1, __utac_acc__Specification2_spec__3_~tmp___0~11#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~28#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~11#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 2856#L1856-5true __utac_acc__Specification2_spec__3_#t~ret166#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~28#1 := __utac_acc__Specification2_spec__3_#t~ret166#1;havoc __utac_acc__Specification2_spec__3_#t~ret166#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~28#1; 3443#L3339-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2178#L3340-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 6111#L1865-7true __utac_acc__Specification2_spec__3_#t~ret167#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret167#1;havoc __utac_acc__Specification2_spec__3_#t~ret167#1; 1934#L3344-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 3842#L3399-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 337#L2833-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 4827#L207-2true [2021-11-13 18:16:59,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:16:59,553 INFO L85 PathProgramCache]: Analyzing trace with hash -442225058, now seen corresponding path program 1 times [2021-11-13 18:16:59,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:16:59,564 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938116650] [2021-11-13 18:16:59,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:16:59,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:16:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:16:59,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:16:59,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938116650] [2021-11-13 18:16:59,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938116650] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:16:59,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:16:59,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:16:59,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017655523] [2021-11-13 18:16:59,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:16:59,934 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-13 18:16:59,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:16:59,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1228517051, now seen corresponding path program 1 times [2021-11-13 18:16:59,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:16:59,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433620401] [2021-11-13 18:16:59,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:16:59,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:16:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:16:59,984 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:16:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:17:00,038 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:17:00,674 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:17:00,674 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:17:00,675 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:17:00,675 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:17:00,675 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:17:00,675 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:00,675 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:17:00,676 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:17:00,676 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product22.cil.c_Iteration1_Loop [2021-11-13 18:17:00,676 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:17:00,676 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:17:00,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:00,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:17:01,299 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:17:01,305 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:17:01,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,314 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,325 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:17:01,326 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:17:01,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-13 18:17:01,345 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:17:01,346 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret171#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret171#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:17:01,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:17:01,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,391 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-13 18:17:01,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:17:01,404 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:17:01,436 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:17:01,436 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret63#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret63#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:17:01,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:17:01,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,497 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:17:01,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:17:01,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:17:01,522 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:17:01,522 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret169#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret169#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:17:01,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:17:01,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,549 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:17:01,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:17:01,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:17:01,571 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:17:01,571 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret64#1=0} Honda state: {ULTIMATE.start_isIdle_#t~ret64#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:17:01,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:17:01,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,599 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:17:01,604 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:17:01,605 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:17:01,626 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:17:01,626 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret59#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret59#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:17:01,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-13 18:17:01,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,647 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:17:01,649 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:17:01,649 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:17:01,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:17:01,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:17:01,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:17:01,729 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:17:01,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd3ff06-52fa-4ba5-8a82-8344a853f354/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:17:01,814 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:17:01,814 INFO L160 nArgumentSynthesizer]: Using integer mode.