./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt --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 dfb4b79cd179b3c5231a3381f5abbdd671d1d3f4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:36:04,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:36:04,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:36:04,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:36:04,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:36:04,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:36:04,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:36:04,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:36:04,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:36:04,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:36:04,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:36:04,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:36:04,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:36:04,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:36:04,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:36:04,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:36:04,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:36:04,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:36:04,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:36:04,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:36:04,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:36:04,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:36:04,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:36:04,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:36:04,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:36:04,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:36:04,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:36:04,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:36:04,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:36:04,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:36:04,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:36:04,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:36:04,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:36:04,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:36:04,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:36:04,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:36:04,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:36:04,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:36:04,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:36:04,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:36:04,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:36:04,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:36:04,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:36:04,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:36:04,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:36:04,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:36:04,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:36:04,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:36:04,296 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:36:04,297 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:36:04,297 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:36:04,297 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:36:04,298 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:36:04,298 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:36:04,299 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:36:04,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:36:04,299 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:36:04,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:36:04,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:36:04,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:36:04,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:36:04,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:36:04,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:36:04,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:36:04,301 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:36:04,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:36:04,301 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:36:04,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:36:04,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:36:04,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:36:04,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:36:04,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:36:04,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:36:04,305 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:36:04,306 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:36:04,306 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_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfb4b79cd179b3c5231a3381f5abbdd671d1d3f4 [2021-10-13 00:36:04,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:36:04,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:36:04,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:36:04,593 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:36:04,594 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:36:04,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2021-10-13 00:36:04,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/data/8090316a4/122c64b41f214c08992a32e72d0a566f/FLAG7281ae30c [2021-10-13 00:36:05,353 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:36:05,354 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2021-10-13 00:36:05,378 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/data/8090316a4/122c64b41f214c08992a32e72d0a566f/FLAG7281ae30c [2021-10-13 00:36:05,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/data/8090316a4/122c64b41f214c08992a32e72d0a566f [2021-10-13 00:36:05,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:36:05,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:36:05,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:36:05,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:36:05,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:36:05,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:36:05" (1/1) ... [2021-10-13 00:36:05,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c9a225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:05, skipping insertion in model container [2021-10-13 00:36:05,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:36:05" (1/1) ... [2021-10-13 00:36:05,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:36:05,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:36:05,938 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_f2aafad2-a240-4168-837a-675afe42259e/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17090,17103] [2021-10-13 00:36:06,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:36:06,256 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:36:06,307 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_f2aafad2-a240-4168-837a-675afe42259e/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17090,17103] [2021-10-13 00:36:06,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:36:06,462 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:36:06,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06 WrapperNode [2021-10-13 00:36:06,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:36:06,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:36:06,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:36:06,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:36:06,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:06,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:06,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:36:06,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:36:06,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:36:06,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:36:06,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:06,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:06,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:07,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:07,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:07,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:07,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:07,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:36:07,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:36:07,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:36:07,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:36:07,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (1/1) ... [2021-10-13 00:36:07,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:07,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:07,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:07,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:36:07,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:36:07,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:36:07,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:36:07,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:36:18,336 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:36:18,336 INFO L299 CfgBuilder]: Removed 1697 assume(true) statements. [2021-10-13 00:36:18,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:36:18 BoogieIcfgContainer [2021-10-13 00:36:18,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:36:18,347 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:36:18,347 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:36:18,350 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:36:18,351 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:36:18,351 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:36:05" (1/3) ... [2021-10-13 00:36:18,352 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a0b2dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:36:18, skipping insertion in model container [2021-10-13 00:36:18,352 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:36:18,353 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:36:06" (2/3) ... [2021-10-13 00:36:18,353 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a0b2dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:36:18, skipping insertion in model container [2021-10-13 00:36:18,353 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:36:18,353 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:36:18" (3/3) ... [2021-10-13 00:36:18,355 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product32.cil.c [2021-10-13 00:36:18,406 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:36:18,406 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:36:18,407 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:36:18,407 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:36:18,407 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:36:18,407 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:36:18,407 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:36:18,407 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:36:18,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7183 states, 7182 states have (on average 1.8877749930381509) internal successors, (13558), 7182 states have internal predecessors, (13558), 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) [2021-10-13 00:36:18,801 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2021-10-13 00:36:18,801 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:36:18,801 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:36:18,826 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] [2021-10-13 00:36:18,826 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] [2021-10-13 00:36:18,827 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:36:18,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7183 states, 7182 states have (on average 1.8877749930381509) internal successors, (13558), 7182 states have internal predecessors, (13558), 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) [2021-10-13 00:36:18,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2021-10-13 00:36:18,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:36:18,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:36:18,965 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] [2021-10-13 00:36:18,965 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] [2021-10-13 00:36:18,978 INFO L791 eck$LassoCheckResult]: Stem: 5836#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(97, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(116, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string83.base, #t~string83.offset, 1);call write~init~int(112, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string85.base, #t~string85.offset, 1);call write~init~int(111, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(119, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(110, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 4 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(73, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(76, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 5 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 6 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(70, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(95, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(112, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(58, #t~string99.base, 4 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 5 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #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(2);call write~init~int(10, #t~string116.base, #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 1 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(25);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12; 3599#L-1true havoc main_#res;havoc main_#t~ret171, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 3634#L2958true havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 1518#L2966true main_#t~ret171 := valid_product_#res;main_~tmp~29 := main_#t~ret171;havoc main_#t~ret171; 815#L3309true assume 0 != main_~tmp~29; 1013#L3284true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2157#L753true havoc bigMacCall_#t~ret164, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 3553#L3366true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 1120#L3391true bigMacCall_#t~ret164 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret164;havoc bigMacCall_#t~ret164;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 5635#L401true assume 0 == initPersonOnFloor_~floor; 5002#L402true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 7128#L509-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 633#L193true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 3754#L205-2true havoc cleanup_#t~ret165, cleanup_#t~ret166, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 1454#L1163true timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 1507#L2173true assume 0 != timeShift_~tmp~15; 6454#L2174true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 5487#L1819-11true havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 5312#L1154-10true __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 2017#L1214-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 3430#L1246-12true __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 330#L796true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 4069#L806-1true cleanup_~i~1 := 0; 3219#L3116-2true [2021-10-13 00:36:18,979 INFO L793 eck$LassoCheckResult]: Loop: 3219#L3116-2true assume !false; 771#L3117true cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 3351#L3120true assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 2481#L977true cleanup_#t~ret165 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret165;havoc cleanup_#t~ret165; 6286#L3124true assume 1 != cleanup_~tmp___0~10; 1412#L3124-1true havoc isIdle_#res;havoc isIdle_#t~ret18, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 105#L130-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 6476#L157-130true anyStopRequested_#t~ret13 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret13;havoc anyStopRequested_#t~ret13; 4506#L1262true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 6484#L1326true isIdle_#t~ret18 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret18;havoc isIdle_#t~ret18;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 819#L1339true cleanup_#t~ret166 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret166;havoc cleanup_#t~ret166; 307#L3136true assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 1531#L1163-2true timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 4887#L2173-1true assume 0 != timeShift_~tmp~15; 1790#L2174-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4547#L1819-23true havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1820#L1154-21true __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 5151#L1214-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 1215#L1246-25true __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 425#L796-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2026#L806-3true cleanup_~i~1 := 1 + cleanup_~i~1; 3219#L3116-2true [2021-10-13 00:36:18,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:18,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1851464233, now seen corresponding path program 1 times [2021-10-13 00:36:18,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:36:18,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950281370] [2021-10-13 00:36:18,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:36:19,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:36:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:36:19,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:36:19,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950281370] [2021-10-13 00:36:19,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950281370] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:36:19,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:36:19,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:36:19,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530279983] [2021-10-13 00:36:19,448 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:36:19,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:19,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1010745214, now seen corresponding path program 1 times [2021-10-13 00:36:19,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:36:19,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563067429] [2021-10-13 00:36:19,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:36:19,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:36:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:36:19,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:36:19,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563067429] [2021-10-13 00:36:19,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563067429] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:36:19,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:36:19,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:36:19,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617700448] [2021-10-13 00:36:19,524 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-13 00:36:19,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:36:19,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:36:19,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:36:19,576 INFO L87 Difference]: Start difference. First operand has 7183 states, 7182 states have (on average 1.8877749930381509) internal successors, (13558), 7182 states have internal predecessors, (13558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2021-10-13 00:36:20,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:36:20,744 INFO L93 Difference]: Finished difference Result 17581 states and 33181 transitions. [2021-10-13 00:36:20,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:36:20,746 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17581 states and 33181 transitions. [2021-10-13 00:36:21,053 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12289 [2021-10-13 00:36:21,247 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17581 states to 17539 states and 33132 transitions. [2021-10-13 00:36:21,248 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17539 [2021-10-13 00:36:21,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17539 [2021-10-13 00:36:21,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17539 states and 33132 transitions. [2021-10-13 00:36:21,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:36:21,323 INFO L681 BuchiCegarLoop]: Abstraction has 17539 states and 33132 transitions. [2021-10-13 00:36:21,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17539 states and 33132 transitions. [2021-10-13 00:36:21,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17539 to 7173. [2021-10-13 00:36:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7173 states, 7173 states have (on average 1.8873553603791997) internal successors, (13538), 7172 states have internal predecessors, (13538), 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) [2021-10-13 00:36:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7173 states to 7173 states and 13538 transitions. [2021-10-13 00:36:21,632 INFO L704 BuchiCegarLoop]: Abstraction has 7173 states and 13538 transitions. [2021-10-13 00:36:21,632 INFO L587 BuchiCegarLoop]: Abstraction has 7173 states and 13538 transitions. [2021-10-13 00:36:21,632 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:36:21,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7173 states and 13538 transitions. [2021-10-13 00:36:21,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3583 [2021-10-13 00:36:21,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:36:21,672 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:36:21,676 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] [2021-10-13 00:36:21,677 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] [2021-10-13 00:36:21,677 INFO L791 eck$LassoCheckResult]: Stem: 31725#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(97, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(116, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string83.base, #t~string83.offset, 1);call write~init~int(112, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string85.base, #t~string85.offset, 1);call write~init~int(111, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(119, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(110, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 4 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(73, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(76, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 5 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 6 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(70, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(95, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(112, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(58, #t~string99.base, 4 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 5 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #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(2);call write~init~int(10, #t~string116.base, #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 1 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(25);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12; 30406#L-1 havoc main_#res;havoc main_#t~ret171, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 30407#L2958 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 27871#L2966 main_#t~ret171 := valid_product_#res;main_~tmp~29 := main_#t~ret171;havoc main_#t~ret171; 26624#L3309 assume 0 != main_~tmp~29; 26625#L3284 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 27004#L753 havoc bigMacCall_#t~ret164, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 28860#L3366 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 27204#L3391 bigMacCall_#t~ret164 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret164;havoc bigMacCall_#t~ret164;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 27205#L401 assume 0 == initPersonOnFloor_~floor; 31372#L402 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 25674#L509-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 26272#L193 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 26273#L205-2 havoc cleanup_#t~ret165, cleanup_#t~ret166, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27774#L1163 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 27775#L2173 assume 0 != timeShift_~tmp~15; 27855#L2174 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 26048#L1819-11 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 31539#L1154-10 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 28667#L1214-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 28512#L1246-12 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 25605#L796 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 25606#L1163-1 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 31845#L806 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 27574#L806-1 cleanup_~i~1 := 0; 28681#L3116-2 [2021-10-13 00:36:21,677 INFO L793 eck$LassoCheckResult]: Loop: 28681#L3116-2 assume !false; 26541#L3117 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 26542#L3120 assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 29279#L977 cleanup_#t~ret165 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret165;havoc cleanup_#t~ret165; 29280#L3124 assume 1 != cleanup_~tmp___0~10; 27709#L3124-1 havoc isIdle_#res;havoc isIdle_#t~ret18, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 25052#L130-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 25053#L157-130 anyStopRequested_#t~ret13 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret13;havoc anyStopRequested_#t~ret13; 31063#L1262 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 24811#L1326 isIdle_#t~ret18 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret18;havoc isIdle_#t~ret18;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 26631#L1339 cleanup_#t~ret166 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret166;havoc cleanup_#t~ret166; 25556#L3136 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 25557#L1163-2 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 27893#L2173-1 assume 0 != timeShift_~tmp~15; 28301#L2174-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 26078#L1819-23 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 28348#L1154-21 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 28349#L1214-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 26037#L1246-25 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 25830#L796-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 25831#L1163-3 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 27760#L806-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 25252#L806-3 cleanup_~i~1 := 1 + cleanup_~i~1; 28681#L3116-2 [2021-10-13 00:36:21,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:21,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1140123340, now seen corresponding path program 1 times [2021-10-13 00:36:21,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:36:21,679 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137801604] [2021-10-13 00:36:21,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:36:21,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:36:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:36:21,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:36:21,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137801604] [2021-10-13 00:36:21,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137801604] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:36:21,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:36:21,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:36:21,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625644246] [2021-10-13 00:36:21,748 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:36:21,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:21,749 INFO L82 PathProgramCache]: Analyzing trace with hash -662448065, now seen corresponding path program 1 times [2021-10-13 00:36:21,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:36:21,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353466358] [2021-10-13 00:36:21,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:36:21,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:36:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:36:21,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:36:21,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353466358] [2021-10-13 00:36:21,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353466358] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:36:21,796 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:36:21,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:36:21,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694593155] [2021-10-13 00:36:21,797 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-13 00:36:21,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:36:21,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:36:21,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:36:21,798 INFO L87 Difference]: Start difference. First operand 7173 states and 13538 transitions. cyclomatic complexity: 6366 Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2021-10-13 00:36:23,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:36:23,032 INFO L93 Difference]: Finished difference Result 13576 states and 25511 transitions. [2021-10-13 00:36:23,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-13 00:36:23,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13576 states and 25511 transitions. [2021-10-13 00:36:23,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10875 [2021-10-13 00:36:23,192 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13576 states to 13576 states and 25511 transitions. [2021-10-13 00:36:23,193 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13576 [2021-10-13 00:36:23,211 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13576 [2021-10-13 00:36:23,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13576 states and 25511 transitions. [2021-10-13 00:36:23,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:36:23,235 INFO L681 BuchiCegarLoop]: Abstraction has 13576 states and 25511 transitions. [2021-10-13 00:36:23,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13576 states and 25511 transitions. [2021-10-13 00:36:23,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13576 to 7141. [2021-10-13 00:36:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7141 states, 7141 states have (on average 1.8839098165523036) internal successors, (13453), 7140 states have internal predecessors, (13453), 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) [2021-10-13 00:36:23,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7141 states to 7141 states and 13453 transitions. [2021-10-13 00:36:23,459 INFO L704 BuchiCegarLoop]: Abstraction has 7141 states and 13453 transitions. [2021-10-13 00:36:23,459 INFO L587 BuchiCegarLoop]: Abstraction has 7141 states and 13453 transitions. [2021-10-13 00:36:23,459 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:36:23,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7141 states and 13453 transitions. [2021-10-13 00:36:23,493 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4469 [2021-10-13 00:36:23,493 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:36:23,494 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:36:23,498 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] [2021-10-13 00:36:23,498 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:36:23,504 INFO L791 eck$LassoCheckResult]: Stem: 50450#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(97, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(116, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string83.base, #t~string83.offset, 1);call write~init~int(112, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string85.base, #t~string85.offset, 1);call write~init~int(111, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(119, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(110, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 4 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(73, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(76, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 5 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 6 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(70, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(95, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(112, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(58, #t~string99.base, 4 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 5 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #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(2);call write~init~int(10, #t~string116.base, #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 1 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(25);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12; 50451#L-1 havoc main_#res;havoc main_#t~ret171, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 51250#L2958 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 49390#L2966 main_#t~ret171 := valid_product_#res;main_~tmp~29 := main_#t~ret171;havoc main_#t~ret171; 47997#L3309 assume 0 != main_~tmp~29; 47998#L3284 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 48431#L753 havoc bigMacCall_#t~ret164, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 50335#L3366 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 46024#L3391 bigMacCall_#t~ret164 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret164;havoc bigMacCall_#t~ret164;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 48646#L401 assume 0 == initPersonOnFloor_~floor; 49279#L402 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 46792#L509-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 47563#L193 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 45887#L205-2 havoc cleanup_#t~ret165, cleanup_#t~ret166, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 45888#L1163 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 49293#L2173 assume 0 != timeShift_~tmp~15; 49378#L2174 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 47286#L1819-11 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 49768#L1154-10 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 49769#L1214-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 48512#L1246-12 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 46706#L796 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 46707#L1163-1 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 50890#L806 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 48475#L807 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 48476#L808 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 51319#L806-1 cleanup_~i~1 := 0; 51317#L3116-2 [2021-10-13 00:36:23,507 INFO L793 eck$LassoCheckResult]: Loop: 51317#L3116-2 assume !false; 51316#L3117 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 51315#L3120 assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 51314#L977 cleanup_#t~ret165 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret165;havoc cleanup_#t~ret165; 51313#L3124 assume 1 != cleanup_~tmp___0~10; 51312#L3124-1 havoc isIdle_#res;havoc isIdle_#t~ret18, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 51311#L130-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 51306#L157-130 anyStopRequested_#t~ret13 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret13;havoc anyStopRequested_#t~ret13; 48127#L1262 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 45615#L1326 isIdle_#t~ret18 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret18;havoc isIdle_#t~ret18;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 48010#L1339 cleanup_#t~ret166 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret166;havoc cleanup_#t~ret166; 46626#L3136 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 46627#L1163-2 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 49055#L2173-1 assume 0 != timeShift_~tmp~15; 49056#L2174-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 47331#L1819-23 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 48228#L1154-21 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 49504#L1214-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 47258#L1246-25 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 46978#L796-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 46979#L1163-3 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 49271#L806-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 50427#L807-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 51192#L808-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 51318#L806-3 cleanup_~i~1 := 1 + cleanup_~i~1; 51317#L3116-2 [2021-10-13 00:36:23,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:23,508 INFO L82 PathProgramCache]: Analyzing trace with hash -443227825, now seen corresponding path program 1 times [2021-10-13 00:36:23,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:36:23,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665717572] [2021-10-13 00:36:23,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:36:23,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:36:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:23,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:36:23,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:36:23,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665717572] [2021-10-13 00:36:23,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665717572] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:36:23,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:36:23,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:36:23,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977835257] [2021-10-13 00:36:23,578 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:36:23,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:23,579 INFO L82 PathProgramCache]: Analyzing trace with hash -958239558, now seen corresponding path program 1 times [2021-10-13 00:36:23,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:36:23,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295904451] [2021-10-13 00:36:23,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:36:23,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:36:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:36:23,588 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:36:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:36:23,623 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:36:24,251 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:36:24,252 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:36:24,252 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:36:24,254 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:36:24,255 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:36:24,255 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:24,255 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:36:24,255 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:36:24,255 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product32.cil.c_Iteration3_Loop [2021-10-13 00:36:24,255 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:36:24,256 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:36:24,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:24,787 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:36:24,788 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:36:24,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:24,795 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:24,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:36:24,804 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:24,804 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:24,825 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:24,826 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:24,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:24,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:24,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:24,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:24,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:36:24,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:24,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:24,868 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:24,868 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0, ULTIMATE.start_cleanup_~tmp~27=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0, ULTIMATE.start_cleanup_~tmp~27=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:24,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:24,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:24,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:24,903 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:24,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:36:24,920 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:24,921 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:24,942 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:24,942 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:24,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:24,972 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:24,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:24,973 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:24,987 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:24,987 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:24,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:36:25,024 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:25,024 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~5=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:25,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,056 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,065 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:25,065 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:25,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:36:25,090 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:25,091 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Honda state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:25,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,117 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:36:25,119 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:25,119 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:25,132 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:25,132 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:25,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,154 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:36:25,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:25,159 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:25,167 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:25,167 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret70=0} Honda state: {ULTIMATE.start_timeShift_#t~ret70=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:25,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,188 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,189 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:36:25,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:25,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:25,228 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:36:25,229 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=-4, ULTIMATE.start_areDoorsOpen_~retValue_acc~5=-4, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___0~0=-4, ~doorState~0=-4, ULTIMATE.start_timeShift_~tmp~15=-4} Honda state: {ULTIMATE.start_areDoorsOpen_#res=-4, ULTIMATE.start_areDoorsOpen_~retValue_acc~5=-4, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___0~0=-4, ~doorState~0=-4, ULTIMATE.start_timeShift_~tmp~15=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:36:25,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,263 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:36:25,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:25,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:36:25,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,317 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:36:25,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:36:25,318 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:36:25,355 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:36:25,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,357 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:36:25,357 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:36:25,357 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:36:25,357 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:36:25,357 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:36:25,357 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,357 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:36:25,358 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:36:25,358 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product32.cil.c_Iteration3_Loop [2021-10-13 00:36:25,358 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:36:25,358 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:36:25,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:36:25,835 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:36:25,840 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:36:25,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,843 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:25,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:25,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:25,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:25,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:25,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:25,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:25,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:25,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:36:25,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:25,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:25,927 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:25,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:25,928 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:25,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:25,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:25,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:25,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:25,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:25,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:25,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:25,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:25,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:36:25,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,016 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:36:26,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,073 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:36:26,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,082 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:36:26,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,087 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:36:26,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,109 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,124 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:36:26,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,200 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:36:26,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,273 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,274 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:36:26,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,343 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:36:26,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,405 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,406 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,424 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:36:26,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,428 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:36:26,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:36:26,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,486 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:36:26,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,560 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,577 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:36:26,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,578 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:36:26,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:36:26,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,630 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,632 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:36:26,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,695 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,697 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:36:26,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,763 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:36:26,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,822 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 00:36:26,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,883 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 00:36:26,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,913 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,913 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 00:36:26,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-13 00:36:26,947 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,948 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 00:36:26,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:26,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:26,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:26,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:26,980 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:26,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 00:36:26,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:26,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:26,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:26,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:26,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:26,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:26,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:26,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:26,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:36:27,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-13 00:36:27,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:27,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:27,009 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:27,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 00:36:27,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:36:27,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:36:27,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:36:27,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:36:27,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:36:27,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:36:27,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:36:27,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:36:27,023 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:36:27,061 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-13 00:36:27,061 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-13 00:36:27,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:36:27,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:36:27,087 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:36:27,090 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:36:27,090 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-13 00:36:27,090 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:36:27,091 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] [2021-10-13 00:36:27,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 00:36:27,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:27,124 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-13 00:36:27,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:36:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:27,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:36:27,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:36:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:36:27,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 00:36:27,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:36:27,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:36:27,589 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-13 00:36:27,590 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7141 states and 13453 transitions. cyclomatic complexity: 6313 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2021-10-13 00:36:28,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-13 00:36:28,298 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7141 states and 13453 transitions. cyclomatic complexity: 6313. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 11610 states and 21873 transitions. Complement of second has 8 states. [2021-10-13 00:36:28,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-13 00:36:28,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2021-10-13 00:36:28,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10219 transitions. [2021-10-13 00:36:28,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 27 letters. Loop has 25 letters. [2021-10-13 00:36:28,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:36:28,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 52 letters. Loop has 25 letters. [2021-10-13 00:36:28,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:36:28,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 27 letters. Loop has 50 letters. [2021-10-13 00:36:28,323 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:36:28,323 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11610 states and 21873 transitions. [2021-10-13 00:36:28,408 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:36:28,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11610 states to 0 states and 0 transitions. [2021-10-13 00:36:28,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:36:28,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:36:28,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:36:28,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:36:28,409 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:36:28,409 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:36:28,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:36:28,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:36:28,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:36:28,411 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2021-10-13 00:36:28,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:36:28,411 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-13 00:36:28,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:36:28,411 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-13 00:36:28,411 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:36:28,412 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:36:28,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:36:28,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:36:28,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:36:28,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:36:28,412 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:36:28,413 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:36:28,413 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:36:28,413 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-13 00:36:28,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:36:28,413 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:36:28,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:36:28,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:36:28 BoogieIcfgContainer [2021-10-13 00:36:28,421 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:36:28,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:36:28,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:36:28,422 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:36:28,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:36:18" (3/4) ... [2021-10-13 00:36:28,425 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:36:28,425 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:36:28,427 INFO L168 Benchmark]: Toolchain (without parser) took 22850.33 ms. Allocated memory was 102.8 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 66.3 MB in the beginning and 999.6 MB in the end (delta: -933.3 MB). Peak memory consumption was 334.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:36:28,427 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 102.8 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:36:28,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.51 ms. Allocated memory was 102.8 MB in the beginning and 136.3 MB in the end (delta: 33.6 MB). Free memory was 66.1 MB in the beginning and 81.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:36:28,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 395.84 ms. Allocated memory is still 136.3 MB. Free memory was 81.8 MB in the beginning and 53.8 MB in the end (delta: 28.0 MB). Peak memory consumption was 46.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:36:28,429 INFO L168 Benchmark]: Boogie Preprocessor took 704.23 ms. Allocated memory was 136.3 MB in the beginning and 264.2 MB in the end (delta: 127.9 MB). Free memory was 53.8 MB in the beginning and 170.2 MB in the end (delta: -116.4 MB). Peak memory consumption was 52.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:36:28,432 INFO L168 Benchmark]: RCFGBuilder took 10779.97 ms. Allocated memory was 264.2 MB in the beginning and 534.8 MB in the end (delta: 270.5 MB). Free memory was 170.2 MB in the beginning and 189.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 251.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:36:28,433 INFO L168 Benchmark]: BuchiAutomizer took 10074.67 ms. Allocated memory was 534.8 MB in the beginning and 1.4 GB in the end (delta: 834.7 MB). Free memory was 189.9 MB in the beginning and 999.6 MB in the end (delta: -809.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:36:28,433 INFO L168 Benchmark]: Witness Printer took 2.93 ms. Allocated memory is still 1.4 GB. Free memory is still 999.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:36:28,436 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 102.8 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 886.51 ms. Allocated memory was 102.8 MB in the beginning and 136.3 MB in the end (delta: 33.6 MB). Free memory was 66.1 MB in the beginning and 81.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 395.84 ms. Allocated memory is still 136.3 MB. Free memory was 81.8 MB in the beginning and 53.8 MB in the end (delta: 28.0 MB). Peak memory consumption was 46.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 704.23 ms. Allocated memory was 136.3 MB in the beginning and 264.2 MB in the end (delta: 127.9 MB). Free memory was 53.8 MB in the beginning and 170.2 MB in the end (delta: -116.4 MB). Peak memory consumption was 52.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 10779.97 ms. Allocated memory was 264.2 MB in the beginning and 534.8 MB in the end (delta: 270.5 MB). Free memory was 170.2 MB in the beginning and 189.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 251.9 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10074.67 ms. Allocated memory was 534.8 MB in the beginning and 1.4 GB in the end (delta: 834.7 MB). Free memory was 189.9 MB in the beginning and 999.6 MB in the end (delta: -809.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * Witness Printer took 2.93 ms. Allocated memory is still 1.4 GB. Free memory is still 999.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.6s. Büchi inclusion checks took 3.0s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 519.3ms AutomataMinimizationTime, 2 MinimizatonAttempts, 16801 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.7s Buchi closure took 0.0s. Biggest automaton had 7173 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 46465 SDtfs, 96478 SDslu, 104771 SDs, 0 SdLazy, 267 SolverSat, 284 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 617.2ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital121 mio100 ax100 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:36:28,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2aafad2-a240-4168-837a-675afe42259e/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...