./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD --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 5ead0301c8481fccc00f115bae086423ed9e315d4392b2a0732a4d381346437b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:57:42,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:57:42,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:57:42,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:57:42,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:57:42,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:57:42,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:57:42,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:57:42,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:57:42,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:57:42,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:57:42,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:57:42,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:57:42,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:57:42,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:57:42,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:57:42,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:57:42,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:57:42,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:57:42,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:57:42,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:57:42,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:57:43,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:57:43,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:57:43,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:57:43,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:57:43,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:57:43,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:57:43,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:57:43,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:57:43,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:57:43,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:57:43,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:57:43,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:57:43,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:57:43,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:57:43,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:57:43,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:57:43,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:57:43,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:57:43,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:57:43,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 22:57:43,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:57:43,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:57:43,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:57:43,076 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:57:43,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:57:43,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:57:43,085 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:57:43,085 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 22:57:43,086 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 22:57:43,086 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 22:57:43,088 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 22:57:43,088 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 22:57:43,088 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 22:57:43,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:57:43,089 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:57:43,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 22:57:43,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:57:43,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:57:43,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:57:43,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 22:57:43,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 22:57:43,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 22:57:43,091 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:57:43,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:57:43,092 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 22:57:43,093 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:57:43,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 22:57:43,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:57:43,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:57:43,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:57:43,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:57:43,097 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:57:43,098 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 22:57:43,099 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_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ead0301c8481fccc00f115bae086423ed9e315d4392b2a0732a4d381346437b [2021-10-28 22:57:43,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:57:43,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:57:43,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:57:43,571 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:57:43,573 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:57:43,574 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c [2021-10-28 22:57:43,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/data/0e7477b9d/b069d15351884252b3233aa6ff5542fb/FLAG16bb0509e [2021-10-28 22:57:44,456 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:57:44,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c [2021-10-28 22:57:44,513 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/data/0e7477b9d/b069d15351884252b3233aa6ff5542fb/FLAG16bb0509e [2021-10-28 22:57:44,645 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/data/0e7477b9d/b069d15351884252b3233aa6ff5542fb [2021-10-28 22:57:44,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:57:44,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:57:44,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:44,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:57:44,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:57:44,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:44" (1/1) ... [2021-10-28 22:57:44,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da7a26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:44, skipping insertion in model container [2021-10-28 22:57:44,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:44" (1/1) ... [2021-10-28 22:57:44,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:57:44,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:57:45,720 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_46377f29-cbf8-470c-b8b4-d51bef10a963/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c[71521,71534] [2021-10-28 22:57:45,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:45,739 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:57:45,924 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_46377f29-cbf8-470c-b8b4-d51bef10a963/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c[71521,71534] [2021-10-28 22:57:45,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:45,967 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:57:45,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45 WrapperNode [2021-10-28 22:57:45,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:45,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:45,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:57:45,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:57:45,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:46,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:47,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:47,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:57:47,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:57:47,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:57:47,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:47,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:47,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:47,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:48,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:49,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:49,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:49,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:57:49,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:57:49,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:57:49,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:57:49,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:49,842 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:57:49,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:49,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:49,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 22:57:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:57:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:57:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:57:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:58:20,433 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:58:20,433 INFO L299 CfgBuilder]: Removed 4063 assume(true) statements. [2021-10-28 22:58:20,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:58:20 BoogieIcfgContainer [2021-10-28 22:58:20,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:58:20,458 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 22:58:20,458 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 22:58:20,463 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 22:58:20,464 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:58:20,464 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 10:57:44" (1/3) ... [2021-10-28 22:58:20,466 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a2cab42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:58:20, skipping insertion in model container [2021-10-28 22:58:20,466 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:58:20,467 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (2/3) ... [2021-10-28 22:58:20,467 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a2cab42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:58:20, skipping insertion in model container [2021-10-28 22:58:20,467 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:58:20,468 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:58:20" (3/3) ... [2021-10-28 22:58:20,469 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec14_product32.cil.c [2021-10-28 22:58:20,524 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 22:58:20,525 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 22:58:20,525 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 22:58:20,525 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 22:58:20,525 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 22:58:20,525 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 22:58:20,526 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 22:58:20,526 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 22:58:20,903 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17482 states, 17481 states have (on average 1.8862765288027001) internal successors, (32974), 17481 states have internal predecessors, (32974), 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) [2021-10-28 22:58:21,612 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3514 [2021-10-28 22:58:21,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:58:21,613 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:58:21,646 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:58:21,646 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] [2021-10-28 22:58:21,647 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 22:58:21,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17482 states, 17481 states have (on average 1.8862765288027001) internal successors, (32974), 17481 states have internal predecessors, (32974), 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) [2021-10-28 22:58:22,015 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3514 [2021-10-28 22:58:22,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:58:22,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:58:22,034 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:58:22,035 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] [2021-10-28 22:58:22,055 INFO L791 eck$LassoCheckResult]: Stem: 7013#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(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(10);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string126.base, #t~string126.offset, 1);call write~init~int(95, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(93, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string128.base, #t~string128.offset, 1);call write~init~int(93, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(97, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(116, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(32, #t~string130.base, 3 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 4 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string132.base, #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 2 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(10);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string136.base, #t~string136.offset, 1);call write~init~int(112, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string138.base, #t~string138.offset, 1);call write~init~int(111, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(119, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(110, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 4 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(73, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(76, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(95, #t~string140.base, 3 + #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 4 + #t~string140.offset, 1);call write~init~int(58, #t~string140.base, 5 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 6 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(37, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(105, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 3 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(70, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(95, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(112, #t~string152.base, 3 + #t~string152.offset, 1);call write~init~int(58, #t~string152.base, 4 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 5 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string164.base, #t~string164.offset, 1);call write~init~int(37, #t~string164.base, 1 + #t~string164.offset, 1);call write~init~int(105, #t~string164.base, 2 + #t~string164.offset, 1);call write~init~int(0, #t~string164.base, 3 + #t~string164.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string167.base, #t~string167.offset, 1);call write~init~int(37, #t~string167.base, 1 + #t~string167.offset, 1);call write~init~int(105, #t~string167.base, 2 + #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 3 + #t~string167.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string169.base, #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 1 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(9);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 4172#L-1true havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 9125#L934true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 12501#L942true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 8809#L532true assume 0 != main_~tmp~8; 9151#L506true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 2388#L95true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 10800#L120true bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 5551#L1402true assume 0 == initPersonOnFloor_~floor; 897#L1403true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 8576#L1510-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 12379#L1194true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 422#L1206-2true havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 14842#L1966true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 17407#L2977true assume 0 != timeShift_~tmp~28; 301#L2978true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15620#L2622-11true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 15642#L1131-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 9975#L1158-130true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 12449#L3357-6true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 8822#L3390true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 934#L3390-1true havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 10621#L1966-2true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 9794#L2977-1true assume 0 != timeShift_~tmp~28; 4894#L2978-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 12904#L2622-23true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 13652#L1131-261true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 16415#L1158-261true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 6631#L3357-13true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 1660#L3390-2true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 271#L3390-3true havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 1005#L1966-4true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 4702#L2977-2true assume 0 != timeShift_~tmp~28; 15255#L2978-4true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15799#L2622-35true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 12254#L1131-392true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 13603#L1158-392true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 17193#L3357-20true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 10997#L3390-4true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 9902#L3390-5true havoc bobCall_#t~ret8, bobCall_~tmp~0;havoc bobCall_~tmp~0;getOrigin_#in~person := 0;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 112#L95-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 13947#L120-1true bobCall_#t~ret8 := getOrigin_#res;bobCall_~tmp~0 := bobCall_#t~ret8;havoc bobCall_#t~ret8;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 0, bobCall_~tmp~0;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 3887#L1402-1true assume 0 == initPersonOnFloor_~floor; 12832#L1403-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 4685#L1510-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 13809#L1194-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6276#L1206-5true havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 14834#L1966-6true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 5911#L2977-3true assume 0 != timeShift_~tmp~28; 13076#L2978-6true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 13965#L2622-47true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 16949#L1131-523true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 14846#L1158-523true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 2989#L3357-27true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 7176#L3390-6true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 1801#L3390-7true cleanup_~i~0 := 0; 13014#L336-2true [2021-10-28 22:58:22,065 INFO L793 eck$LassoCheckResult]: Loop: 13014#L336-2true assume !false; 8956#L337true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 7854#L340true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~13; 14054#L1784true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 12047#L344true assume 1 != cleanup_~tmp___0~0; 14790#L344-1true havoc isIdle_#res;havoc isIdle_#t~ret71, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~4, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~4;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 6060#L1131-524true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 2542#L1158-524true anyStopRequested_#t~ret66 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret66;havoc anyStopRequested_#t~ret66; 12161#L2065true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 16444#L2129true isIdle_#t~ret71 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret71;havoc isIdle_#t~ret71;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 12322#L2142true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 7276#L356true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 5019#L1966-8true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 5196#L2977-4true assume 0 != timeShift_~tmp~28; 8995#L2978-8true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 5512#L2622-59true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 14421#L1131-659true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 325#L1158-659true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 5819#L3357-34true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 11074#L3390-8true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 5596#L3390-9true cleanup_~i~0 := 1 + cleanup_~i~0; 13014#L336-2true [2021-10-28 22:58:22,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:58:22,075 INFO L85 PathProgramCache]: Analyzing trace with hash 359400175, now seen corresponding path program 1 times [2021-10-28 22:58:22,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:58:22,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059285834] [2021-10-28 22:58:22,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:58:22,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:58:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:58:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:58:22,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:58:22,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059285834] [2021-10-28 22:58:22,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059285834] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:58:22,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:58:22,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:58:22,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029077260] [2021-10-28 22:58:22,628 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 22:58:22,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:58:22,631 INFO L85 PathProgramCache]: Analyzing trace with hash 710955789, now seen corresponding path program 1 times [2021-10-28 22:58:22,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:58:22,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198623570] [2021-10-28 22:58:22,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:58:22,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:58:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:58:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:58:22,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:58:22,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198623570] [2021-10-28 22:58:22,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198623570] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:58:22,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:58:22,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 22:58:22,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520248745] [2021-10-28 22:58:22,790 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 22:58:22,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:58:22,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 22:58:22,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:58:22,846 INFO L87 Difference]: Start difference. First operand has 17482 states, 17481 states have (on average 1.8862765288027001) internal successors, (32974), 17481 states have internal predecessors, (32974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 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) [2021-10-28 22:59:06,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:59:06,274 INFO L93 Difference]: Finished difference Result 234390 states and 440916 transitions. [2021-10-28 22:59:06,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-28 22:59:06,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 234390 states and 440916 transitions. [2021-10-28 22:59:08,891 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 80930 [2021-10-28 22:59:11,331 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 234390 states to 234290 states and 440789 transitions. [2021-10-28 22:59:11,333 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 234290 [2021-10-28 22:59:11,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 234290 [2021-10-28 22:59:11,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 234290 states and 440789 transitions. [2021-10-28 22:59:12,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:59:12,148 INFO L681 BuchiCegarLoop]: Abstraction has 234290 states and 440789 transitions. [2021-10-28 22:59:12,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234290 states and 440789 transitions. [2021-10-28 22:59:15,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234290 to 34911. [2021-10-28 22:59:15,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34911 states, 34911 states have (on average 1.88565208673484) internal successors, (65830), 34910 states have internal predecessors, (65830), 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) [2021-10-28 22:59:15,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34911 states to 34911 states and 65830 transitions. [2021-10-28 22:59:15,878 INFO L704 BuchiCegarLoop]: Abstraction has 34911 states and 65830 transitions. [2021-10-28 22:59:15,879 INFO L587 BuchiCegarLoop]: Abstraction has 34911 states and 65830 transitions. [2021-10-28 22:59:15,880 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 22:59:15,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34911 states and 65830 transitions. [2021-10-28 22:59:15,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7033 [2021-10-28 22:59:15,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:59:15,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:59:15,998 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:59:15,998 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:59:15,999 INFO L791 eck$LassoCheckResult]: Stem: 264065#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(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(10);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string126.base, #t~string126.offset, 1);call write~init~int(95, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(93, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string128.base, #t~string128.offset, 1);call write~init~int(93, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(97, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(116, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(32, #t~string130.base, 3 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 4 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string132.base, #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 2 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(10);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string136.base, #t~string136.offset, 1);call write~init~int(112, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string138.base, #t~string138.offset, 1);call write~init~int(111, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(119, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(110, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 4 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(73, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(76, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(95, #t~string140.base, 3 + #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 4 + #t~string140.offset, 1);call write~init~int(58, #t~string140.base, 5 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 6 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(37, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(105, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 3 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(70, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(95, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(112, #t~string152.base, 3 + #t~string152.offset, 1);call write~init~int(58, #t~string152.base, 4 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 5 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string164.base, #t~string164.offset, 1);call write~init~int(37, #t~string164.base, 1 + #t~string164.offset, 1);call write~init~int(105, #t~string164.base, 2 + #t~string164.offset, 1);call write~init~int(0, #t~string164.base, 3 + #t~string164.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string167.base, #t~string167.offset, 1);call write~init~int(37, #t~string167.base, 1 + #t~string167.offset, 1);call write~init~int(105, #t~string167.base, 2 + #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 3 + #t~string167.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string169.base, #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 1 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(9);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 260217#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 260218#L934 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 266221#L942 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 265959#L532 assume 0 != main_~tmp~8; 265960#L506 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 257203#L95 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 253596#L120 bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 262228#L1402 assume 0 == initPersonOnFloor_~floor; 254182#L1403 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 252181#L1510-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 265746#L1194 assume !(0 == callOnFloor_~floorID); 262423#L1197 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 253041#L1206-2 havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 253042#L1966 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 269992#L2977 assume 0 != timeShift_~tmp~28; 269993#L2978 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 270017#L2622-11 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 269741#L1131-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 252479#L1158-130 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 266890#L3357-6 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 268572#L3390 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 254265#L3390-1 havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 254266#L1966-2 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 266774#L2977-1 assume 0 != timeShift_~tmp~28; 261340#L2978-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 252365#L2622-23 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 269108#L1131-261 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 262928#L1158-261 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 263626#L3357-13 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 263627#L3390-2 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 252663#L3390-3 havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 252664#L1966-4 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 254427#L2977-2 assume 0 != timeShift_~tmp~28; 261049#L2978-4 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 270003#L2622-35 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 268457#L1131-392 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 260044#L1158-392 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 269097#L3357-20 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 269973#L3390-4 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 255467#L3390-5 havoc bobCall_#t~ret8, bobCall_~tmp~0;havoc bobCall_~tmp~0;getOrigin_#in~person := 0;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 252236#L95-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 252237#L120-1 bobCall_#t~ret8 := getOrigin_#res;bobCall_~tmp~0 := bobCall_#t~ret8;havoc bobCall_#t~ret8;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 0, bobCall_~tmp~0;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 259767#L1402-1 assume 0 == initPersonOnFloor_~floor; 259768#L1403-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 252455#L1510-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 261016#L1194-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 269171#L1206-5 havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 276013#L1966-6 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 276012#L2977-3 assume 0 != timeShift_~tmp~28; 268885#L2978-6 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 258922#L2622-47 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 269235#L1131-523 assume !(0 == isFloorCalling_~floorID); 270010#L1135-523 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 275599#L1158-523 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 275598#L3357-27 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 275597#L3390-6 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 256057#L3390-7 cleanup_~i~0 := 0; 256058#L336-2 [2021-10-28 22:59:15,999 INFO L793 eck$LassoCheckResult]: Loop: 256058#L336-2 assume !false; 266085#L337 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 265013#L340 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~13; 265014#L1784 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 268329#L344 assume 1 != cleanup_~tmp___0~0; 268330#L344-1 havoc isIdle_#res;havoc isIdle_#t~ret71, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~4, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~4;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 262905#L1131-524 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 257482#L1158-524 anyStopRequested_#t~ret66 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret66;havoc anyStopRequested_#t~ret66; 257483#L2065 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 253591#L2129 isIdle_#t~ret71 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret71;havoc isIdle_#t~ret71;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 268501#L2142 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 264373#L356 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 261512#L1966-8 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 261513#L2977-4 assume 0 != timeShift_~tmp~28; 261759#L2978-8 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 253256#L2622-59 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 262181#L1131-659 assume !(0 == isFloorCalling_~floorID); 275606#L1135-659 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 275608#L1158-659 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 275604#L3357-34 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 275605#L3390-8 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 262291#L3390-9 cleanup_~i~0 := 1 + cleanup_~i~0; 256058#L336-2 [2021-10-28 22:59:16,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:59:16,000 INFO L85 PathProgramCache]: Analyzing trace with hash -765194178, now seen corresponding path program 1 times [2021-10-28 22:59:16,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:59:16,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498431516] [2021-10-28 22:59:16,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:59:16,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:59:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:59:16,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:59:16,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:59:16,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498431516] [2021-10-28 22:59:16,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498431516] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:59:16,174 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:59:16,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:59:16,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916309560] [2021-10-28 22:59:16,175 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 22:59:16,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:59:16,175 INFO L85 PathProgramCache]: Analyzing trace with hash 604504277, now seen corresponding path program 1 times [2021-10-28 22:59:16,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:59:16,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791232299] [2021-10-28 22:59:16,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:59:16,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:59:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:59:16,196 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:59:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:59:16,278 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:59:16,816 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:59:16,817 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:59:16,817 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:59:16,817 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:59:16,818 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 22:59:16,818 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:16,818 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:59:16,818 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:59:16,818 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product32.cil.c_Iteration2_Loop [2021-10-28 22:59:16,819 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:59:16,819 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:59:16,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:16,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:17,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:17,453 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:59:17,454 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 22:59:17,456 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,458 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 22:59:17,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,475 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:59:17,475 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~3=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:59:17,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:17,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,543 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 22:59:17,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,584 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:59:17,584 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___0~13=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___0~13=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:59:17,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:17,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,619 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 22:59:17,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,627 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,646 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:59:17,646 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret71=0} Honda state: {ULTIMATE.start_isIdle_#t~ret71=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:59:17,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 22:59:17,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,687 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 22:59:17,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,690 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,702 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:59:17,702 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_#t~ret176=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_#t~ret176=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:59:17,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:17,749 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,753 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,761 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 22:59:17,783 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:59:17,784 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: [] [2021-10-28 22:59:17,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:17,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,842 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,842 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 22:59:17,869 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:59:17,869 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~executiveFloor~0=1, ULTIMATE.start_isFloorCalling_#in~floorID=1, ULTIMATE.start_isFloorCalling_~floorID=1} Honda state: {~executiveFloor~0=1, ULTIMATE.start_isFloorCalling_#in~floorID=1, ULTIMATE.start_isFloorCalling_~floorID=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:59:17,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:17,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,920 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:17,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 22:59:17,922 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:59:17,922 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:17,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:17,990 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:17,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:17,992 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:18,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 22:59:18,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 22:59:18,383 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:59:19,208 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 22:59:19,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:19,213 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:59:19,213 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:59:19,214 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:59:19,214 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:59:19,214 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 22:59:19,214 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:19,214 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:59:19,215 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:59:19,215 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product32.cil.c_Iteration2_Loop [2021-10-28 22:59:19,215 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:59:19,215 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:59:19,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:59:19,850 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:59:19,855 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 22:59:19,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:19,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:19,859 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:19,867 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 [2021-10-28 22:59:19,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:59:19,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:59:19,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:59:19,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:59:19,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:59:19,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:59:19,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:59:19,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 22:59:19,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:59:19,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:19,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:19,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:19,934 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:19,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 22:59:19,935 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 [2021-10-28 22:59:19,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:59:19,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:59:19,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:59:19,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:59:19,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:59:19,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:59:19,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:59:19,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:59:19,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:19,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:19,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:19,975 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:19,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 22:59:19,981 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 [2021-10-28 22:59:19,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:59:19,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:59:19,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:59:19,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:59:19,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:59:19,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:59:19,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:59:20,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:59:20,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:20,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:20,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:20,034 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:20,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 22:59:20,040 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 [2021-10-28 22:59:20,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:59:20,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:59:20,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:59:20,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:59:20,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:59:20,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:59:20,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:59:20,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:59:20,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:20,086 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:20,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:20,087 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:20,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 22:59:20,089 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 [2021-10-28 22:59:20,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:59:20,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:59:20,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:59:20,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:59:20,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:59:20,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:59:20,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:59:20,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:59:20,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:20,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:20,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:20,131 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:20,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 22:59:20,138 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 [2021-10-28 22:59:20,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:59:20,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:59:20,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:59:20,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:59:20,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:59:20,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:59:20,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:59:20,176 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 22:59:20,193 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 22:59:20,193 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 22:59:20,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:59:20,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:59:20,223 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:59:20,240 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 22:59:20,241 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 22:59:20,241 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 22:59:20,242 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2021-10-28 22:59:20,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 22:59:20,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:20,279 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 22:59:20,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:59:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:59:20,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:59:20,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:59:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:59:20,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 22:59:20,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:59:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:59:21,150 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 [2021-10-28 22:59:21,152 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34911 states and 65830 transitions. cyclomatic complexity: 30920 Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:59:22,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 22:59:23,246 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34911 states and 65830 transitions. cyclomatic complexity: 30920. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41944 states and 79078 transitions. Complement of second has 8 states. [2021-10-28 22:59:23,247 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 [2021-10-28 22:59:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:59:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32955 transitions. [2021-10-28 22:59:23,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32955 transitions. Stem has 58 letters. Loop has 22 letters. [2021-10-28 22:59:23,310 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:59:23,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32955 transitions. Stem has 80 letters. Loop has 22 letters. [2021-10-28 22:59:23,316 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:59:23,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32955 transitions. Stem has 58 letters. Loop has 44 letters. [2021-10-28 22:59:23,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:59:23,321 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41944 states and 79078 transitions. [2021-10-28 22:59:23,634 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:59:23,634 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41944 states to 0 states and 0 transitions. [2021-10-28 22:59:23,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 22:59:23,635 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 22:59:23,635 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 22:59:23,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:59:23,636 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:59:23,636 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:59:23,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:59:23,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:59:23,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:59:23,637 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-10-28 22:59:23,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:59:23,638 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 22:59:23,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:59:23,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 22:59:23,638 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:59:23,639 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:59:23,639 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 22:59:23,639 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 22:59:23,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 22:59:23,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:59:23,640 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:59:23,640 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:59:23,640 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:59:23,640 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 22:59:23,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:59:23,640 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:59:23,641 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 22:59:23,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 10:59:23 BoogieIcfgContainer [2021-10-28 22:59:23,648 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 22:59:23,649 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:59:23,649 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:59:23,649 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:59:23,650 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:58:20" (3/4) ... [2021-10-28 22:59:23,654 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 22:59:23,654 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:59:23,656 INFO L168 Benchmark]: Toolchain (without parser) took 99002.84 ms. Allocated memory was 90.2 MB in the beginning and 8.2 GB in the end (delta: 8.1 GB). Free memory was 51.8 MB in the beginning and 6.5 GB in the end (delta: -6.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.1 GB. [2021-10-28 22:59:23,657 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 58.8 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:59:23,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.93 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.6 MB in the beginning and 70.1 MB in the end (delta: -18.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:59:23,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 1487.41 ms. Allocated memory was 123.7 MB in the beginning and 232.8 MB in the end (delta: 109.1 MB). Free memory was 69.5 MB in the beginning and 102.9 MB in the end (delta: -33.4 MB). Peak memory consumption was 93.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:59:23,667 INFO L168 Benchmark]: Boogie Preprocessor took 2349.86 ms. Allocated memory was 232.8 MB in the beginning and 526.4 MB in the end (delta: 293.6 MB). Free memory was 102.9 MB in the beginning and 326.5 MB in the end (delta: -223.6 MB). Peak memory consumption was 97.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:59:23,669 INFO L168 Benchmark]: RCFGBuilder took 30631.00 ms. Allocated memory was 526.4 MB in the beginning and 5.8 GB in the end (delta: 5.3 GB). Free memory was 326.5 MB in the beginning and 5.4 GB in the end (delta: -5.0 GB). Peak memory consumption was 410.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:59:23,670 INFO L168 Benchmark]: BuchiAutomizer took 63190.51 ms. Allocated memory was 5.8 GB in the beginning and 8.2 GB in the end (delta: 2.4 GB). Free memory was 5.4 GB in the beginning and 6.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-10-28 22:59:23,671 INFO L168 Benchmark]: Witness Printer took 5.40 ms. Allocated memory is still 8.2 GB. Free memory is still 6.5 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:59:23,679 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 58.8 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1312.93 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.6 MB in the beginning and 70.1 MB in the end (delta: -18.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1487.41 ms. Allocated memory was 123.7 MB in the beginning and 232.8 MB in the end (delta: 109.1 MB). Free memory was 69.5 MB in the beginning and 102.9 MB in the end (delta: -33.4 MB). Peak memory consumption was 93.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 2349.86 ms. Allocated memory was 232.8 MB in the beginning and 526.4 MB in the end (delta: 293.6 MB). Free memory was 102.9 MB in the beginning and 326.5 MB in the end (delta: -223.6 MB). Peak memory consumption was 97.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 30631.00 ms. Allocated memory was 526.4 MB in the beginning and 5.8 GB in the end (delta: 5.3 GB). Free memory was 326.5 MB in the beginning and 5.4 GB in the end (delta: -5.0 GB). Peak memory consumption was 410.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 63190.51 ms. Allocated memory was 5.8 GB in the beginning and 8.2 GB in the end (delta: 2.4 GB). Free memory was 5.4 GB in the beginning and 6.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. * Witness Printer took 5.40 ms. Allocated memory is still 8.2 GB. Free memory is still 6.5 GB. 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 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 63.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. Construction of modules took 25.4s. Büchi inclusion checks took 21.0s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 3.7s AutomataMinimizationTime, 1 MinimizatonAttempts, 199379 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 5.3s Buchi closure took 0.3s. Biggest automaton had 34911 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 102858 SDtfs, 481176 SDslu, 611446 SDs, 0 SdLazy, 33471 SolverSat, 3431 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.4s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital99 mio100 ax100 hnf100 lsp20 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq220 hnf86 smp100 dnf157 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 48ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 22:59:23,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46377f29-cbf8-470c-b8b4-d51bef10a963/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...