./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF --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 8f67cb4d69b9f8349c20986099ec654a7bad708130567f012247d97f1e51ceb8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:36:25,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:36:25,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:36:25,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:36:25,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:36:25,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:36:25,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:36:25,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:36:25,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:36:25,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:36:25,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:36:25,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:36:25,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:36:25,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:36:25,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:36:25,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:36:25,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:36:25,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:36:25,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:36:25,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:36:25,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:36:25,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:36:25,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:36:26,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:36:26,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:36:26,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:36:26,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:36:26,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:36:26,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:36:26,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:36:26,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:36:26,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:36:26,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:36:26,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:36:26,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:36:26,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:36:26,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:36:26,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:36:26,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:36:26,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:36:26,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:36:26,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 07:36:26,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:36:26,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:36:26,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:36:26,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:36:26,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:36:26,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:36:26,048 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:36:26,049 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 07:36:26,049 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 07:36:26,049 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 07:36:26,049 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 07:36:26,050 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 07:36:26,050 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 07:36:26,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:36:26,051 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:36:26,051 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:36:26,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:36:26,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:36:26,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:36:26,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 07:36:26,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 07:36:26,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 07:36:26,053 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:36:26,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:36:26,053 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 07:36:26,053 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:36:26,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 07:36:26,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:36:26,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:36:26,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:36:26,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:36:26,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:36:26,056 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 07:36:26,056 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_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f67cb4d69b9f8349c20986099ec654a7bad708130567f012247d97f1e51ceb8 [2021-11-20 07:36:26,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:36:26,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:36:26,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:36:26,348 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:36:26,349 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:36:26,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c [2021-11-20 07:36:26,429 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/data/f7a83b845/2c223746e47b4cc2adeb5635d3bb308f/FLAGe685f7ac7 [2021-11-20 07:36:27,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:36:27,074 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c [2021-11-20 07:36:27,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/data/f7a83b845/2c223746e47b4cc2adeb5635d3bb308f/FLAGe685f7ac7 [2021-11-20 07:36:27,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/data/f7a83b845/2c223746e47b4cc2adeb5635d3bb308f [2021-11-20 07:36:27,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:36:27,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:36:27,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:36:27,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:36:27,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:36:27,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:36:27" (1/1) ... [2021-11-20 07:36:27,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122e864d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:27, skipping insertion in model container [2021-11-20 07:36:27,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:36:27" (1/1) ... [2021-11-20 07:36:27,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:36:27,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:36:27,522 WARN L230 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_f37cee0d-a633-406a-bde7-f2a970053d5d/sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c[1545,1558] [2021-11-20 07:36:27,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:36:27,849 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:36:27,861 WARN L230 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_f37cee0d-a633-406a-bde7-f2a970053d5d/sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c[1545,1558] [2021-11-20 07:36:28,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:36:28,049 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:36:28,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28 WrapperNode [2021-11-20 07:36:28,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:36:28,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:36:28,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:36:28,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:36:28,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,353 INFO L137 Inliner]: procedures = 92, calls = 339, calls flagged for inlining = 191, calls inlined = 496, statements flattened = 16018 [2021-11-20 07:36:28,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:36:28,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:36:28,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:36:28,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:36:28,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:36:28,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:36:28,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:36:28,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:36:28,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (1/1) ... [2021-11-20 07:36:28,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:28,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:28,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:28,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 07:36:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:36:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:36:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:36:28,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:36:29,026 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:36:29,028 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:36:35,361 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:36:35,403 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:36:35,403 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:36:35,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:36:35 BoogieIcfgContainer [2021-11-20 07:36:35,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:36:35,411 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 07:36:35,411 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 07:36:35,419 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 07:36:35,419 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:36:35,420 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:36:27" (1/3) ... [2021-11-20 07:36:35,421 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7732375b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:36:35, skipping insertion in model container [2021-11-20 07:36:35,421 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:36:35,421 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:36:28" (2/3) ... [2021-11-20 07:36:35,421 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7732375b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:36:35, skipping insertion in model container [2021-11-20 07:36:35,421 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:36:35,422 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:36:35" (3/3) ... [2021-11-20 07:36:35,423 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product18.cil.c [2021-11-20 07:36:35,476 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 07:36:35,476 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 07:36:35,476 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 07:36:35,477 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 07:36:35,477 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 07:36:35,477 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 07:36:35,477 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 07:36:35,477 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 07:36:35,574 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4692 states, 4691 states have (on average 1.87444041782136) internal successors, (8793), 4691 states have internal predecessors, (8793), 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) [2021-11-20 07:36:35,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2298 [2021-11-20 07:36:35,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:36:35,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:36:35,741 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] [2021-11-20 07:36:35,742 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] [2021-11-20 07:36:35,742 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 07:36:35,755 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4692 states, 4691 states have (on average 1.87444041782136) internal successors, (8793), 4691 states have internal predecessors, (8793), 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) [2021-11-20 07:36:35,814 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2298 [2021-11-20 07:36:35,814 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:36:35,814 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:36:35,819 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] [2021-11-20 07:36:35,819 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] [2021-11-20 07:36:35,825 INFO L791 eck$LassoCheckResult]: Stem: 2901#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~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;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12; 4598#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret127#1, main_~retValue_acc~25#1, main_~tmp~26#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~26#1;assume { :begin_inline_select_helpers } true; 1193#L3015true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3377#L3008true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~23#1;havoc valid_product_~retValue_acc~23#1;valid_product_~retValue_acc~23#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~23#1; 3661#L3023true main_#t~ret127#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~26#1 := main_#t~ret127#1;havoc main_#t~ret127#1; 2794#L3380true assume 0 != main_~tmp~26#1;assume { :begin_inline_setup } true; 4693#L3355true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 1384#L1116true assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret120#1, bigMacCall_~tmp~23#1;havoc bigMacCall_~tmp~23#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 664#L2823true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 2591#L2848true bigMacCall_#t~ret120#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~23#1 := bigMacCall_#t~ret120#1;havoc bigMacCall_#t~ret120#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~23#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 4112#L423true assume 0 == initPersonOnFloor_~floor#1; 571#L424true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2627#L531-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 1034#L1123true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 2960#L1135-2true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1004#L215true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 54#L227-2true assume { :end_inline_callOnFloor } true; 2385#L567true assume { :end_inline_initPersonOnFloor } true; 2879#L3160true assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret117#1, angelinaCall_~tmp~20#1;havoc angelinaCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1202#L2823-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 3733#L2848-1true angelinaCall_#t~ret117#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~20#1 := angelinaCall_#t~ret117#1;havoc angelinaCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 4015#L423-1true assume 0 == initPersonOnFloor_~floor#1; 2697#L424-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1228#L531-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 1793#L1123-2true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 2348#L1135-5true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 823#L215-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 4600#L227-5true assume { :end_inline_callOnFloor } true; 3011#L567-1true assume { :end_inline_initPersonOnFloor } true; 3610#L3127true assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret121#1, cleanup_#t~ret122#1, cleanup_~i~3#1, cleanup_~tmp~24#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~24#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret78#1, timeShift_~tmp~13#1;havoc timeShift_~tmp~13#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~8#1;havoc areDoorsOpen_~retValue_acc~8#1;areDoorsOpen_~retValue_acc~8#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~8#1; 4603#L1523true timeShift_#t~ret78#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~13#1 := timeShift_#t~ret78#1;havoc timeShift_#t~ret78#1; 1458#L2405true assume 0 != timeShift_~tmp~13#1; 1314#L2406true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1005#L2405-1true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret27#1, __utac_acc__Specification1_spec__3_#t~ret28#1, __utac_acc__Specification1_spec__3_#t~ret29#1, __utac_acc__Specification1_spec__3_#t~ret30#1, __utac_acc__Specification1_spec__3_#t~ret31#1, __utac_acc__Specification1_spec__3_#t~ret32#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~3#1, __utac_acc__Specification1_spec__3_~tmp___0~0#1, __utac_acc__Specification1_spec__3_~tmp___1~0#1, __utac_acc__Specification1_spec__3_~tmp___2~0#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~3#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~7#1;havoc getCurrentFloorID_~retValue_acc~7#1;getCurrentFloorID_~retValue_acc~7#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~7#1; 1664#L1514true __utac_acc__Specification1_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~3#1 := __utac_acc__Specification1_spec__3_#t~ret27#1;havoc __utac_acc__Specification1_spec__3_#t~ret27#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~3#1; 213#L1161true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 1176#L1162true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~8#1;havoc areDoorsOpen_~retValue_acc~8#1;areDoorsOpen_~retValue_acc~8#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~8#1; 3817#L1523-1true __utac_acc__Specification1_spec__3_#t~ret28#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret28#1;havoc __utac_acc__Specification1_spec__3_#t~ret28#1; 99#L1166true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 4297#L1221true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 222#L2423true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 3089#L3187-2true [2021-11-20 07:36:35,826 INFO L793 eck$LassoCheckResult]: Loop: 3089#L3187-2true assume !false; 555#L3188true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 674#L3191true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~6#1;havoc isBlocked_~retValue_acc~6#1;isBlocked_~retValue_acc~6#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~6#1; 2989#L1361true cleanup_#t~ret121#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret121#1;havoc cleanup_#t~ret121#1; 3566#L3195true assume 1 != cleanup_~tmp___0~9#1; 3611#L3195-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret40#1, isIdle_~retValue_acc~13#1, isIdle_~tmp~7#1;havoc isIdle_~retValue_acc~13#1;havoc isIdle_~tmp~7#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_#t~ret38#1, anyStopRequested_#t~ret39#1, anyStopRequested_~retValue_acc~12#1, anyStopRequested_~tmp~6#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~12#1;havoc anyStopRequested_~tmp~6#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 241#L147-42true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 466#L174-42true anyStopRequested_#t~ret35#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret35#1;havoc anyStopRequested_#t~ret35#1; 473#L1622true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~12#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~12#1; 1335#L1686true isIdle_#t~ret40#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~7#1 := isIdle_#t~ret40#1;havoc isIdle_#t~ret40#1;isIdle_~retValue_acc~13#1 := (if 0 == isIdle_~tmp~7#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~13#1; 1972#L1699true cleanup_#t~ret122#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~24#1 := cleanup_#t~ret122#1;havoc cleanup_#t~ret122#1; 2826#L3207true assume !(0 != cleanup_~tmp~24#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret78#1, timeShift_~tmp~13#1;havoc timeShift_~tmp~13#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~8#1;havoc areDoorsOpen_~retValue_acc~8#1;areDoorsOpen_~retValue_acc~8#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~8#1; 1695#L1523-6true timeShift_#t~ret78#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~13#1 := timeShift_#t~ret78#1;havoc timeShift_#t~ret78#1; 3373#L2405-2true assume 0 != timeShift_~tmp~13#1; 4359#L2406-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2867#L2405-3true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret27#1, __utac_acc__Specification1_spec__3_#t~ret28#1, __utac_acc__Specification1_spec__3_#t~ret29#1, __utac_acc__Specification1_spec__3_#t~ret30#1, __utac_acc__Specification1_spec__3_#t~ret31#1, __utac_acc__Specification1_spec__3_#t~ret32#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~3#1, __utac_acc__Specification1_spec__3_~tmp___0~0#1, __utac_acc__Specification1_spec__3_~tmp___1~0#1, __utac_acc__Specification1_spec__3_~tmp___2~0#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~3#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~7#1;havoc getCurrentFloorID_~retValue_acc~7#1;getCurrentFloorID_~retValue_acc~7#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~7#1; 3800#L1514-1true __utac_acc__Specification1_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~3#1 := __utac_acc__Specification1_spec__3_#t~ret27#1;havoc __utac_acc__Specification1_spec__3_#t~ret27#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~3#1; 2415#L1161-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 3088#L1162-1true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~8#1;havoc areDoorsOpen_~retValue_acc~8#1;areDoorsOpen_~retValue_acc~8#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~8#1; 3514#L1523-7true __utac_acc__Specification1_spec__3_#t~ret28#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret28#1;havoc __utac_acc__Specification1_spec__3_#t~ret28#1; 2328#L1166-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 2693#L1221-1true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 2875#L2423-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 3089#L3187-2true [2021-11-20 07:36:35,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:36:35,832 INFO L85 PathProgramCache]: Analyzing trace with hash -135707130, now seen corresponding path program 1 times [2021-11-20 07:36:35,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:36:35,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997215309] [2021-11-20 07:36:35,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:36:35,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:36:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:36:36,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:36:36,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:36:36,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997215309] [2021-11-20 07:36:36,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997215309] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:36:36,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:36:36,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:36:36,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561063518] [2021-11-20 07:36:36,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:36:36,093 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:36:36,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:36:36,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1455828103, now seen corresponding path program 1 times [2021-11-20 07:36:36,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:36:36,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205894884] [2021-11-20 07:36:36,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:36:36,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:36:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:36:36,113 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:36:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:36:36,173 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:36:36,769 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:36:36,770 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:36:36,770 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:36:36,770 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:36:36,771 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:36:36,771 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:36,771 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:36:36,772 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:36:36,772 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product18.cil.c_Iteration1_Loop [2021-11-20 07:36:36,772 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:36:36,772 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:36:36,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:36,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:36:37,352 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:36:37,353 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:36:37,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,366 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,366 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 07:36:37,399 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:36:37,399 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret121#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret121#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:36:37,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:36:37,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,439 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 07:36:37,447 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,447 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,472 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:36:37,472 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#in~floorID#1=0} Honda state: {ULTIMATE.start_isFloorCalling_#in~floorID#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:36:37,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 07:36:37,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,513 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,518 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,518 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 07:36:37,548 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:36:37,548 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:36:37,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 07:36:37,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,586 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,592 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 07:36:37,603 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:36:37,603 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___0~1#1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___0~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:36:37,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-20 07:36:37,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 07:36:37,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,672 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:36:37,672 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res#1=4, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~0#1=4, ~doorState~0=4, ULTIMATE.start_timeShift_~tmp~13#1=4, ULTIMATE.start_areDoorsOpen_~retValue_acc~8#1=4} Honda state: {ULTIMATE.start_areDoorsOpen_#res#1=4, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~0#1=4, ~doorState~0=4, ULTIMATE.start_timeShift_~tmp~13#1=4, ULTIMATE.start_areDoorsOpen_~retValue_acc~8#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:36:37,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 07:36:37,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,700 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 07:36:37,707 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,707 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,729 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:36:37,729 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret37#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret37#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:36:37,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 07:36:37,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,771 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 07:36:37,779 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:36:37,779 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:36:37,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-20 07:36:37,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:36:37,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:36:37,832 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:36:37,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f37cee0d-a633-406a-bde7-f2a970053d5d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 07:36:37,834 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:36:37,834 INFO L160 nArgumentSynthesizer]: Using integer mode.