./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be --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 b90339f9090766921b1c16763101e1e0bf56713d98b802bfaa51b02dabc40a61 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:58:55,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:58:55,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:58:55,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:58:55,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:58:55,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:58:55,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:58:55,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:58:55,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:58:55,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:58:55,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:58:55,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:58:55,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:58:55,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:58:55,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:58:55,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:58:55,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:58:55,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:58:55,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:58:55,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:58:55,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:58:55,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:58:55,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:58:55,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:58:55,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:58:55,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:58:55,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:58:55,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:58:55,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:58:55,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:58:55,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:58:55,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:58:55,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:58:55,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:58:55,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:58:55,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:58:55,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:58:55,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:58:55,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:58:55,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:58:55,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:58:55,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:58:55,945 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:58:55,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:58:55,946 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:58:55,946 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:58:55,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:58:55,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:58:55,948 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:58:55,949 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:58:55,949 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:58:55,949 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:58:55,950 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:58:55,950 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:58:55,951 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:58:55,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:58:55,951 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:58:55,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:58:55,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:58:55,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:58:55,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:58:55,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:58:55,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:58:55,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:58:55,953 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:58:55,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:58:55,954 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:58:55,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:58:55,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:58:55,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:58:55,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:58:55,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:58:55,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:58:55,957 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:58:55,958 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:58:55,958 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_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b90339f9090766921b1c16763101e1e0bf56713d98b802bfaa51b02dabc40a61 [2021-10-21 19:58:56,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:58:56,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:58:56,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:58:56,298 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:58:56,299 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:58:56,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c [2021-10-21 19:58:56,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/data/be460e87b/d231696b540447bbbb8b1c09645449ca/FLAG8a9226bb3 [2021-10-21 19:58:57,118 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:58:57,120 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c [2021-10-21 19:58:57,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/data/be460e87b/d231696b540447bbbb8b1c09645449ca/FLAG8a9226bb3 [2021-10-21 19:58:57,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/data/be460e87b/d231696b540447bbbb8b1c09645449ca [2021-10-21 19:58:57,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:58:57,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:58:57,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:58:57,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:58:57,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:58:57,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:58:57" (1/1) ... [2021-10-21 19:58:57,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e697040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:57, skipping insertion in model container [2021-10-21 19:58:57,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:58:57" (1/1) ... [2021-10-21 19:58:57,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:58:57,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:58:57,797 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_3838e440-bbf4-45f8-ab5a-8765610bfaa0/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c[35415,35428] [2021-10-21 19:58:57,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:58:57,932 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:58:58,021 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_3838e440-bbf4-45f8-ab5a-8765610bfaa0/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c[35415,35428] [2021-10-21 19:58:58,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:58:58,119 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:58:58,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58 WrapperNode [2021-10-21 19:58:58,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:58:58,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:58:58,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:58:58,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:58:58,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:58:58,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:58:58,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:58:58,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:58:58,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:58:58,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:58:58,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:58:58,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:58:58,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (1/1) ... [2021-10-21 19:58:58,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:58,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:58,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:58,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:58:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:58:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:58:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:58:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:59:03,521 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:59:03,521 INFO L299 CfgBuilder]: Removed 649 assume(true) statements. [2021-10-21 19:59:03,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:59:03 BoogieIcfgContainer [2021-10-21 19:59:03,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:59:03,529 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:59:03,530 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:59:03,533 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:59:03,534 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:59:03,534 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:58:57" (1/3) ... [2021-10-21 19:59:03,535 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f59b892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:59:03, skipping insertion in model container [2021-10-21 19:59:03,535 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:59:03,536 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:58" (2/3) ... [2021-10-21 19:59:03,536 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f59b892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:59:03, skipping insertion in model container [2021-10-21 19:59:03,536 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:59:03,536 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:59:03" (3/3) ... [2021-10-21 19:59:03,538 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product27.cil.c [2021-10-21 19:59:03,587 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:59:03,587 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:59:03,587 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:59:03,587 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:59:03,587 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:59:03,587 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:59:03,588 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:59:03,588 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:59:03,661 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2598 states, 2597 states have (on average 1.8794763188294186) internal successors, (4881), 2597 states have internal predecessors, (4881), 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) [2021-10-21 19:59:03,770 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1259 [2021-10-21 19:59:03,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:59:03,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:59:03,792 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] [2021-10-21 19:59:03,792 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:59:03,793 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:59:03,801 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2598 states, 2597 states have (on average 1.8794763188294186) internal successors, (4881), 2597 states have internal predecessors, (4881), 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) [2021-10-21 19:59:03,838 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1259 [2021-10-21 19:59:03,838 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:59:03,838 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:59:03,846 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] [2021-10-21 19:59:03,847 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:59:03,864 INFO L791 eck$LassoCheckResult]: Stem: 623#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(10);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string124.base, #t~string124.offset, 1);call write~init~int(95, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(93, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 3 + #t~string124.offset, 1);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(93, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(32, #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(5);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(97, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(116, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 3 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 4 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 2 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(10);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string134.base, #t~string134.offset, 1);call write~init~int(112, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 2 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string136.base, #t~string136.offset, 1);call write~init~int(111, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(119, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(110, #t~string136.base, 3 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 4 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string138.base, #t~string138.offset, 1);call write~init~int(73, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(76, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(95, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(112, #t~string138.base, 4 + #t~string138.offset, 1);call write~init~int(58, #t~string138.base, 5 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 6 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(37, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(105, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 3 + #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(6);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(70, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(95, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(112, #t~string150.base, 3 + #t~string150.offset, 1);call write~init~int(58, #t~string150.base, 4 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 5 + #t~string150.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(37, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(105, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string162.base, #t~string162.offset, 1);call write~init~int(37, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(105, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string165.base, #t~string165.offset, 1);call write~init~int(37, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(105, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string167.base, #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 1 + #t~string167.offset, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 2483#L-1true havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 928#L435true havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 1042#L443true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 2000#L399true assume 0 != main_~tmp~8; 1901#L368true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 972#L1647true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 480#L493true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 979#L518true 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; 414#L932true assume 0 == initPersonOnFloor_~floor; 2460#L933true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1592#L1040-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 1747#L1654true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 2516#L1666-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1213#L736-2true havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 311#L493-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 2123#L518-1true angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 628#L932-1true assume 0 == initPersonOnFloor_~floor; 2277#L933-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2511#L1040-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 1050#L1654-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1563#L1666-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 2228#L736-5true 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~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_#t~ret115, timeShift_#t~ret116, timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret95, stopRequestedAtCurrentFloor_#t~ret96, stopRequestedAtCurrentFloor_#t~ret97, stopRequestedAtCurrentFloor_#t~ret98, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1733#L656true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2187#L683true isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 1970#L3435true stopRequestedAtCurrentFloor_#t~ret95 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret95;havoc stopRequestedAtCurrentFloor_#t~ret95; 933#L2820true assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 67#L2151true stopRequestedAtCurrentFloor_#t~ret96 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret96;havoc stopRequestedAtCurrentFloor_#t~ret96; 1295#L2824true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 1597#L2837true timeShift_#t~ret111 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 1692#L2972true assume !(0 != timeShift_~tmp___9~2); 612#L3063true assume !(1 == ~doorState~0); 2462#L3063-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret89, stopRequestedInDirection_#t~ret90, stopRequestedInDirection_#t~ret91, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1536#L656-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 1768#L683-3true isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 1477#L3435-1true stopRequestedInDirection_#t~ret89 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret89;havoc stopRequestedInDirection_#t~ret89; 110#L2703true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 899#L2151-1true stopRequestedInDirection_#t~ret90 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret90;havoc stopRequestedInDirection_#t~ret90;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 2112#L2716true timeShift_#t~ret118 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret118;havoc timeShift_#t~ret118; 1460#L3071true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret92, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 1468#L2760true assume !(1 == ~currentHeading~0); 945#L2770true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 507#L2770-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 931#L2776-5true havoc __utac_acc__Specification1_spec__3_#t~ret57, __utac_acc__Specification1_spec__3_#t~ret58, __utac_acc__Specification1_spec__3_#t~ret59, __utac_acc__Specification1_spec__3_#t~ret60, __utac_acc__Specification1_spec__3_#t~ret61, __utac_acc__Specification1_spec__3_#t~ret62, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 282#L2151-3true __utac_acc__Specification1_spec__3_#t~ret57 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret57;havoc __utac_acc__Specification1_spec__3_#t~ret57;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 238#L1692true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1741#L1693true assume 0 != ~landingButtons_spc1_0~0;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; 840#L2160true __utac_acc__Specification1_spec__3_#t~ret58 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret58;havoc __utac_acc__Specification1_spec__3_#t~ret58; 1190#L1697true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 2578#L1752true cleanup_~i~0 := 0; 2533#L198-2true [2021-10-21 19:59:03,865 INFO L793 eck$LassoCheckResult]: Loop: 2533#L198-2true assume !false; 2149#L199true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 565#L202true 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 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 789#L1978true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 684#L206true assume 1 != cleanup_~tmp___0~0; 2197#L206-1true havoc isIdle_#res;havoc isIdle_#t~ret77, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_#t~ret76, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 450#L656-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2135#L683-25true anyStopRequested_#t~ret72 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret72;havoc anyStopRequested_#t~ret72; 2399#L2259true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 242#L2323true isIdle_#t~ret77 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret77;havoc isIdle_#t~ret77;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 344#L2336true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 864#L218true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_#t~ret115, timeShift_#t~ret116, timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret95, stopRequestedAtCurrentFloor_#t~ret96, stopRequestedAtCurrentFloor_#t~ret97, stopRequestedAtCurrentFloor_#t~ret98, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 932#L656-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 443#L683-30true isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 1483#L3435-3true stopRequestedAtCurrentFloor_#t~ret95 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret95;havoc stopRequestedAtCurrentFloor_#t~ret95; 562#L2820-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 1556#L2151-4true stopRequestedAtCurrentFloor_#t~ret96 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret96;havoc stopRequestedAtCurrentFloor_#t~ret96; 1857#L2824-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 22#L2837-1true timeShift_#t~ret111 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 991#L2972-1true assume !(0 != timeShift_~tmp___9~2); 378#L3063-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1444#L3063-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret89, stopRequestedInDirection_#t~ret90, stopRequestedInDirection_#t~ret91, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 515#L656-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 1058#L683-33true isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 1404#L3435-4true stopRequestedInDirection_#t~ret89 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret89;havoc stopRequestedInDirection_#t~ret89; 1135#L2703-2true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 2447#L2151-5true stopRequestedInDirection_#t~ret90 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret90;havoc stopRequestedInDirection_#t~ret90;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 2421#L2716-2true timeShift_#t~ret118 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret118;havoc timeShift_#t~ret118; 1940#L3071-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret92, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 794#L2760-3true assume !(1 == ~currentHeading~0); 2354#L2770-9true assume !(0 == ~currentFloorID~0); 1466#L2770-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 2385#L2776-11true havoc __utac_acc__Specification1_spec__3_#t~ret57, __utac_acc__Specification1_spec__3_#t~ret58, __utac_acc__Specification1_spec__3_#t~ret59, __utac_acc__Specification1_spec__3_#t~ret60, __utac_acc__Specification1_spec__3_#t~ret61, __utac_acc__Specification1_spec__3_#t~ret62, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 1886#L2151-7true __utac_acc__Specification1_spec__3_#t~ret57 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret57;havoc __utac_acc__Specification1_spec__3_#t~ret57;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 781#L1692-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1767#L1693-1true assume 0 != ~landingButtons_spc1_0~0;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; 1102#L2160-5true __utac_acc__Specification1_spec__3_#t~ret58 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret58;havoc __utac_acc__Specification1_spec__3_#t~ret58; 831#L1697-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 1865#L1752-1true cleanup_~i~0 := 1 + cleanup_~i~0; 2533#L198-2true [2021-10-21 19:59:03,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:03,871 INFO L82 PathProgramCache]: Analyzing trace with hash 515591995, now seen corresponding path program 1 times [2021-10-21 19:59:03,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:59:03,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065333644] [2021-10-21 19:59:03,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:59:03,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:59:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:04,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:59:04,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:59:04,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065333644] [2021-10-21 19:59:04,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065333644] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:59:04,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:59:04,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:59:04,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416642375] [2021-10-21 19:59:04,354 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:59:04,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:04,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1571662699, now seen corresponding path program 1 times [2021-10-21 19:59:04,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:59:04,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989722725] [2021-10-21 19:59:04,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:59:04,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:59:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:59:04,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:59:04,434 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989722725] [2021-10-21 19:59:04,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989722725] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:59:04,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:59:04,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:59:04,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448043753] [2021-10-21 19:59:04,437 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-21 19:59:04,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:59:04,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:59:04,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:59:04,460 INFO L87 Difference]: Start difference. First operand has 2598 states, 2597 states have (on average 1.8794763188294186) internal successors, (4881), 2597 states have internal predecessors, (4881), 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 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:59:04,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:59:04,865 INFO L93 Difference]: Finished difference Result 3887 states and 7271 transitions. [2021-10-21 19:59:04,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:59:04,867 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3887 states and 7271 transitions. [2021-10-21 19:59:04,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2508 [2021-10-21 19:59:04,966 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3887 states to 3859 states and 7238 transitions. [2021-10-21 19:59:04,967 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3859 [2021-10-21 19:59:04,977 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3859 [2021-10-21 19:59:04,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3859 states and 7238 transitions. [2021-10-21 19:59:04,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:59:04,994 INFO L681 BuchiCegarLoop]: Abstraction has 3859 states and 7238 transitions. [2021-10-21 19:59:05,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3859 states and 7238 transitions. [2021-10-21 19:59:05,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3859 to 3857. [2021-10-21 19:59:05,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3857 states, 3857 states have (on average 1.8758102151931553) internal successors, (7235), 3856 states have internal predecessors, (7235), 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) [2021-10-21 19:59:05,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3857 states and 7235 transitions. [2021-10-21 19:59:05,239 INFO L704 BuchiCegarLoop]: Abstraction has 3857 states and 7235 transitions. [2021-10-21 19:59:05,239 INFO L587 BuchiCegarLoop]: Abstraction has 3857 states and 7235 transitions. [2021-10-21 19:59:05,239 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:59:05,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3857 states and 7235 transitions. [2021-10-21 19:59:05,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2506 [2021-10-21 19:59:05,268 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:59:05,268 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:59:05,272 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] [2021-10-21 19:59:05,272 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:59:05,272 INFO L791 eck$LassoCheckResult]: Stem: 7715#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(10);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string124.base, #t~string124.offset, 1);call write~init~int(95, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(93, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 3 + #t~string124.offset, 1);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(93, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(32, #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(5);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(97, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(116, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 3 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 4 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 2 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(10);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string134.base, #t~string134.offset, 1);call write~init~int(112, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 2 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string136.base, #t~string136.offset, 1);call write~init~int(111, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(119, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(110, #t~string136.base, 3 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 4 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string138.base, #t~string138.offset, 1);call write~init~int(73, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(76, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(95, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(112, #t~string138.base, 4 + #t~string138.offset, 1);call write~init~int(58, #t~string138.base, 5 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 6 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(37, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(105, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 3 + #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(6);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(70, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(95, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(112, #t~string150.base, 3 + #t~string150.offset, 1);call write~init~int(58, #t~string150.base, 4 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 5 + #t~string150.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(37, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(105, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string162.base, #t~string162.offset, 1);call write~init~int(37, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(105, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string165.base, #t~string165.offset, 1);call write~init~int(37, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(105, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string167.base, #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 1 + #t~string167.offset, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 7716#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 8123#L435 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 8124#L443 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 8258#L399 assume 0 != main_~tmp~8; 8937#L368 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 8180#L1647 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 7475#L493 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 7275#L518 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; 7354#L932 assume 0 == initPersonOnFloor_~floor; 7355#L933 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6511#L1040-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 8750#L1654 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 7174#L1666-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6948#L736-2 havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 7169#L493-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 7170#L518-1 angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 7720#L932-1 assume 0 == initPersonOnFloor_~floor; 7721#L933-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6808#L1040-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 8273#L1654-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 8274#L1666-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6730#L736-5 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~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_#t~ret115, timeShift_#t~ret116, timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret95, stopRequestedAtCurrentFloor_#t~ret96, stopRequestedAtCurrentFloor_#t~ret97, stopRequestedAtCurrentFloor_#t~ret98, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8847#L656 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7645#L683 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 8969#L3435 stopRequestedAtCurrentFloor_#t~ret95 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret95;havoc stopRequestedAtCurrentFloor_#t~ret95; 8130#L2820 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6659#L2151 stopRequestedAtCurrentFloor_#t~ret96 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret96;havoc stopRequestedAtCurrentFloor_#t~ret96; 6660#L2824 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 7438#L2837 timeShift_#t~ret111 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 8752#L2972 assume !(0 != timeShift_~tmp___9~2); 7696#L3063 assume !(1 == ~doorState~0); 7697#L3063-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret89, stopRequestedInDirection_#t~ret90, stopRequestedInDirection_#t~ret91, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8704#L656-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 8619#L683-3 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 8655#L3435-1 stopRequestedInDirection_#t~ret89 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret89;havoc stopRequestedInDirection_#t~ret89; 6756#L2703 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6757#L2151-1 stopRequestedInDirection_#t~ret90 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret90;havoc stopRequestedInDirection_#t~ret90;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 8091#L2716 timeShift_#t~ret118 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret118;havoc timeShift_#t~ret118; 8637#L3071 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret92, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 8638#L2760 assume !(1 == ~currentHeading~0); 8144#L2770 assume !(0 == ~currentFloorID~0); 7521#L2770-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 6763#L2776-5 havoc __utac_acc__Specification1_spec__3_#t~ret57, __utac_acc__Specification1_spec__3_#t~ret58, __utac_acc__Specification1_spec__3_#t~ret59, __utac_acc__Specification1_spec__3_#t~ret60, __utac_acc__Specification1_spec__3_#t~ret61, __utac_acc__Specification1_spec__3_#t~ret62, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 7116#L2151-3 __utac_acc__Specification1_spec__3_#t~ret57 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret57;havoc __utac_acc__Specification1_spec__3_#t~ret57;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 7028#L1692 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 7029#L1693 assume 0 != ~landingButtons_spc1_0~0;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; 8014#L2160 __utac_acc__Specification1_spec__3_#t~ret58 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret58;havoc __utac_acc__Specification1_spec__3_#t~ret58; 8015#L1697 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6931#L1752 cleanup_~i~0 := 0; 8916#L198-2 [2021-10-21 19:59:05,273 INFO L793 eck$LassoCheckResult]: Loop: 8916#L198-2 assume !false; 9043#L199 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 7620#L202 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 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 7621#L1978 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 7805#L206 assume 1 != cleanup_~tmp___0~0; 7806#L206-1 havoc isIdle_#res;havoc isIdle_#t~ret77, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_#t~ret76, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 7427#L656-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 6539#L683-25 anyStopRequested_#t~ret72 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret72;havoc anyStopRequested_#t~ret72; 9039#L2259 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 7037#L2323 isIdle_#t~ret77 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret77;havoc isIdle_#t~ret77;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 7038#L2336 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 7233#L218 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_#t~ret115, timeShift_#t~ret116, timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret95, stopRequestedAtCurrentFloor_#t~ret96, stopRequestedAtCurrentFloor_#t~ret97, stopRequestedAtCurrentFloor_#t~ret98, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8045#L656-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7413#L683-30 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7414#L3435-3 stopRequestedAtCurrentFloor_#t~ret95 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret95;havoc stopRequestedAtCurrentFloor_#t~ret95; 7616#L2820-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 7617#L2151-4 stopRequestedAtCurrentFloor_#t~ret96 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret96;havoc stopRequestedAtCurrentFloor_#t~ret96; 8725#L2824-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 6546#L2837-1 timeShift_#t~ret111 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 6547#L2972-1 assume !(0 != timeShift_~tmp___9~2); 7292#L3063-3 assume 1 == ~doorState~0;~doorState~0 := 0; 7293#L3063-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret89, stopRequestedInDirection_#t~ret90, stopRequestedInDirection_#t~ret91, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 7535#L656-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7536#L683-33 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 8278#L3435-4 stopRequestedInDirection_#t~ret89 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret89;havoc stopRequestedInDirection_#t~ret89; 8352#L2703-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 8353#L2151-5 stopRequestedInDirection_#t~ret90 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret90;havoc stopRequestedInDirection_#t~ret90;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 8055#L2716-2 timeShift_#t~ret118 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret118;havoc timeShift_#t~ret118; 8952#L3071-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret92, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 7950#L2760-3 assume !(1 == ~currentHeading~0); 7951#L2770-9 assume !(0 == ~currentFloorID~0); 8645#L2770-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7422#L2776-11 havoc __utac_acc__Specification1_spec__3_#t~ret57, __utac_acc__Specification1_spec__3_#t~ret58, __utac_acc__Specification1_spec__3_#t~ret59, __utac_acc__Specification1_spec__3_#t~ret60, __utac_acc__Specification1_spec__3_#t~ret61, __utac_acc__Specification1_spec__3_#t~ret62, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 8927#L2151-7 __utac_acc__Specification1_spec__3_#t~ret57 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret57;havoc __utac_acc__Specification1_spec__3_#t~ret57;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 7933#L1692-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 7934#L1693-1 assume 0 != ~landingButtons_spc1_0~0;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; 8322#L2160-5 __utac_acc__Specification1_spec__3_#t~ret58 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret58;havoc __utac_acc__Specification1_spec__3_#t~ret58; 8001#L1697-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6952#L1752-1 cleanup_~i~0 := 1 + cleanup_~i~0; 8916#L198-2 [2021-10-21 19:59:05,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:05,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 1 times [2021-10-21 19:59:05,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:59:05,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941585808] [2021-10-21 19:59:05,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:59:05,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:59:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:05,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:59:05,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:59:05,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941585808] [2021-10-21 19:59:05,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941585808] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:59:05,358 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:59:05,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:59:05,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121233637] [2021-10-21 19:59:05,358 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:59:05,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:05,359 INFO L82 PathProgramCache]: Analyzing trace with hash 762316073, now seen corresponding path program 1 times [2021-10-21 19:59:05,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:59:05,359 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105318446] [2021-10-21 19:59:05,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:59:05,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:59:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:59:05,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:59:05,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105318446] [2021-10-21 19:59:05,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105318446] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:59:05,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:59:05,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:59:05,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930420585] [2021-10-21 19:59:05,408 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-21 19:59:05,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:59:05,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:59:05,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:59:05,410 INFO L87 Difference]: Start difference. First operand 3857 states and 7235 transitions. cyclomatic complexity: 3379 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:59:06,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:59:06,110 INFO L93 Difference]: Finished difference Result 13918 states and 25994 transitions. [2021-10-21 19:59:06,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 19:59:06,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13918 states and 25994 transitions. [2021-10-21 19:59:06,259 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12144 [2021-10-21 19:59:06,501 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13918 states to 13918 states and 25994 transitions. [2021-10-21 19:59:06,502 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13918 [2021-10-21 19:59:06,524 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13918 [2021-10-21 19:59:06,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13918 states and 25994 transitions. [2021-10-21 19:59:06,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:59:06,548 INFO L681 BuchiCegarLoop]: Abstraction has 13918 states and 25994 transitions. [2021-10-21 19:59:06,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13918 states and 25994 transitions. [2021-10-21 19:59:06,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13918 to 5000. [2021-10-21 19:59:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5000 states, 5000 states have (on average 1.8634) internal successors, (9317), 4999 states have internal predecessors, (9317), 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) [2021-10-21 19:59:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 5000 states and 9317 transitions. [2021-10-21 19:59:06,734 INFO L704 BuchiCegarLoop]: Abstraction has 5000 states and 9317 transitions. [2021-10-21 19:59:06,735 INFO L587 BuchiCegarLoop]: Abstraction has 5000 states and 9317 transitions. [2021-10-21 19:59:06,735 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 19:59:06,735 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5000 states and 9317 transitions. [2021-10-21 19:59:06,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3308 [2021-10-21 19:59:06,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:59:06,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:59:06,767 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] [2021-10-21 19:59:06,768 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:59:06,768 INFO L791 eck$LassoCheckResult]: Stem: 25517#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(10);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string124.base, #t~string124.offset, 1);call write~init~int(95, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(93, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 3 + #t~string124.offset, 1);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(93, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(32, #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(5);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(97, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(116, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 3 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 4 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 2 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(10);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string134.base, #t~string134.offset, 1);call write~init~int(112, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 2 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string136.base, #t~string136.offset, 1);call write~init~int(111, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(119, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(110, #t~string136.base, 3 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 4 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string138.base, #t~string138.offset, 1);call write~init~int(73, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(76, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(95, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(112, #t~string138.base, 4 + #t~string138.offset, 1);call write~init~int(58, #t~string138.base, 5 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 6 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(37, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(105, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 3 + #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(6);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(70, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(95, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(112, #t~string150.base, 3 + #t~string150.offset, 1);call write~init~int(58, #t~string150.base, 4 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 5 + #t~string150.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(37, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(105, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string162.base, #t~string162.offset, 1);call write~init~int(37, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(105, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string165.base, #t~string165.offset, 1);call write~init~int(37, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(105, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string167.base, #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 1 + #t~string167.offset, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 25518#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 25929#L435 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 25930#L443 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 26070#L399 assume 0 != main_~tmp~8; 26772#L368 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 25990#L1647 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 25274#L493 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 25074#L518 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; 25153#L932 assume 0 == initPersonOnFloor_~floor; 25154#L933 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 24305#L1040-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 26576#L1654 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 24973#L1666-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24742#L736-2 havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 24968#L493-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 24969#L518-1 angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 25522#L932-1 assume 0 == initPersonOnFloor_~floor; 25523#L933-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 24602#L1040-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 26085#L1654-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 26086#L1666-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24524#L736-5 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~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_#t~ret115, timeShift_#t~ret116, timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret95, stopRequestedAtCurrentFloor_#t~ret96, stopRequestedAtCurrentFloor_#t~ret97, stopRequestedAtCurrentFloor_#t~ret98, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 26677#L656 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 25446#L683 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 26804#L3435 stopRequestedAtCurrentFloor_#t~ret95 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret95;havoc stopRequestedAtCurrentFloor_#t~ret95; 25938#L2820 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 24453#L2151 stopRequestedAtCurrentFloor_#t~ret96 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret96;havoc stopRequestedAtCurrentFloor_#t~ret96; 24454#L2824 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 25237#L2837 timeShift_#t~ret111 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 26580#L2972 assume !(0 != timeShift_~tmp___9~2); 25497#L3063 assume !(1 == ~doorState~0); 25499#L3063-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret89, stopRequestedInDirection_#t~ret90, stopRequestedInDirection_#t~ret91, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 26531#L656-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 26437#L683-3 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 26478#L3435-1 stopRequestedInDirection_#t~ret89 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret89;havoc stopRequestedInDirection_#t~ret89; 24550#L2703 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 24551#L2151-1 stopRequestedInDirection_#t~ret90 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret90;havoc stopRequestedInDirection_#t~ret90;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 27347#L2716 timeShift_#t~ret118 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret118;havoc timeShift_#t~ret118; 27345#L3071 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret92, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 27344#L2760 assume !(1 == ~currentHeading~0); 25952#L2770 assume !(0 == ~currentFloorID~0); 25953#L2770-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25935#L2776-5 havoc __utac_acc__Specification1_spec__3_#t~ret57, __utac_acc__Specification1_spec__3_#t~ret58, __utac_acc__Specification1_spec__3_#t~ret59, __utac_acc__Specification1_spec__3_#t~ret60, __utac_acc__Specification1_spec__3_#t~ret61, __utac_acc__Specification1_spec__3_#t~ret62, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 25936#L2151-3 __utac_acc__Specification1_spec__3_#t~ret57 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret57;havoc __utac_acc__Specification1_spec__3_#t~ret57;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 24825#L1692 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 24826#L1693 assume 0 != ~landingButtons_spc1_0~0;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; 25819#L2160 __utac_acc__Specification1_spec__3_#t~ret58 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret58;havoc __utac_acc__Specification1_spec__3_#t~ret58; 25820#L1697 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 28266#L1752 cleanup_~i~0 := 0; 28261#L198-2 [2021-10-21 19:59:06,769 INFO L793 eck$LassoCheckResult]: Loop: 28261#L198-2 assume !false; 28260#L199 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 28254#L202 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 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 28253#L1978 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 28252#L206 assume 1 != cleanup_~tmp___0~0; 28247#L206-1 havoc isIdle_#res;havoc isIdle_#t~ret77, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_#t~ret76, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 28246#L656-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 28232#L683-25 anyStopRequested_#t~ret72 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret72;havoc anyStopRequested_#t~ret72; 28218#L2259 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 28204#L2323 isIdle_#t~ret77 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret77;havoc isIdle_#t~ret77;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 28199#L2336 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 28198#L218 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_#t~ret115, timeShift_#t~ret116, timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret95, stopRequestedAtCurrentFloor_#t~ret96, stopRequestedAtCurrentFloor_#t~ret97, stopRequestedAtCurrentFloor_#t~ret98, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 28185#L656-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 28183#L683-30 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 28182#L3435-3 stopRequestedAtCurrentFloor_#t~ret95 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret95;havoc stopRequestedAtCurrentFloor_#t~ret95; 28171#L2820-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 28164#L2151-4 stopRequestedAtCurrentFloor_#t~ret96 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret96;havoc stopRequestedAtCurrentFloor_#t~ret96; 28152#L2824-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 28149#L2837-1 timeShift_#t~ret111 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 28148#L2972-1 assume !(0 != timeShift_~tmp___9~2); 28147#L3063-3 assume !(1 == ~doorState~0); 28128#L3063-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret89, stopRequestedInDirection_#t~ret90, stopRequestedInDirection_#t~ret91, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret169, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 27848#L656-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 27844#L683-33 isExecutiveFloorCalling_#t~ret169 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret169;havoc isExecutiveFloorCalling_#t~ret169;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 27842#L3435-4 stopRequestedInDirection_#t~ret89 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret89;havoc stopRequestedInDirection_#t~ret89; 27796#L2703-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 27649#L2151-5 stopRequestedInDirection_#t~ret90 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret90;havoc stopRequestedInDirection_#t~ret90;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 27642#L2716-2 timeShift_#t~ret118 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret118;havoc timeShift_#t~ret118; 27636#L3071-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret92, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 27628#L2760-3 assume !(1 == ~currentHeading~0); 27620#L2770-9 assume !(0 == ~currentFloorID~0); 26466#L2770-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25221#L2776-11 havoc __utac_acc__Specification1_spec__3_#t~ret57, __utac_acc__Specification1_spec__3_#t~ret58, __utac_acc__Specification1_spec__3_#t~ret59, __utac_acc__Specification1_spec__3_#t~ret60, __utac_acc__Specification1_spec__3_#t~ret61, __utac_acc__Specification1_spec__3_#t~ret62, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 28301#L2151-7 __utac_acc__Specification1_spec__3_#t~ret57 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret57;havoc __utac_acc__Specification1_spec__3_#t~ret57;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 28297#L1692-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 28293#L1693-1 assume 0 != ~landingButtons_spc1_0~0;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; 26134#L2160-5 __utac_acc__Specification1_spec__3_#t~ret58 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret58;havoc __utac_acc__Specification1_spec__3_#t~ret58; 26135#L1697-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 28267#L1752-1 cleanup_~i~0 := 1 + cleanup_~i~0; 28261#L198-2 [2021-10-21 19:59:06,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:06,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 2 times [2021-10-21 19:59:06,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:59:06,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562692990] [2021-10-21 19:59:06,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:59:06,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:59:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:59:06,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:59:06,879 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562692990] [2021-10-21 19:59:06,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562692990] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:59:06,879 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:59:06,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:59:06,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300458286] [2021-10-21 19:59:06,880 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:59:06,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:06,881 INFO L82 PathProgramCache]: Analyzing trace with hash -926627669, now seen corresponding path program 1 times [2021-10-21 19:59:06,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:59:06,882 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95900854] [2021-10-21 19:59:06,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:59:06,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:59:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:59:06,912 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:59:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:59:06,960 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:59:08,511 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:59:08,511 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:59:08,512 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:59:08,512 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:59:08,512 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:59:08,512 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:08,512 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:59:08,512 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:59:08,512 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product27.cil.c_Iteration3_Loop [2021-10-21 19:59:08,512 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:59:08,513 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:59:08,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:08,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:09,488 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:59:09,489 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:59:09,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,493 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:59:09,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,523 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,523 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~26=0} Honda state: {ULTIMATE.start_timeShift_~tmp~26=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-21 19:59:09,559 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:59:09,571 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,571 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,595 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,595 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:09,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,633 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:59:09,654 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,655 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:09,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,680 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:59:09,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,704 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,704 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-21 19:59:09,749 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,750 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:59:09,765 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,790 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,790 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret120=0} Honda state: {ULTIMATE.start_timeShift_#t~ret120=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:09,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,827 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,832 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,832 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:59:09,888 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,888 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret58=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret58=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:09,923 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,925 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,930 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:09,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:59:09,955 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:59:09,955 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:59:09,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:09,992 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:09,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:09,993 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:09,996 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:59:09,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:10,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:59:10,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:10,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:10,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:10,052 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:10,061 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:59:10,061 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:59:10,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:59:10,626 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 19:59:10,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:10,629 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:59:10,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:59:10,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:59:10,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:59:10,629 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:59:10,629 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:10,629 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:59:10,629 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:59:10,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product27.cil.c_Iteration3_Loop [2021-10-21 19:59:10,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:59:10,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:59:10,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:10,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:59:11,593 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:59:11,598 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:59:11,599 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:11,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:11,600 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:11,610 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 [2021-10-21 19:59:11,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:11,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:11,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:11,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:11,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:11,622 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:11,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:11,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:59:11,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:11,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:11,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:11,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:11,676 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:11,682 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 [2021-10-21 19:59:11,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:11,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:11,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:11,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:11,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:11,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:11,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:11,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:59:11,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:11,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:11,743 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:11,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:11,744 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:11,749 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 [2021-10-21 19:59:11,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:11,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:11,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:11,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:11,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:11,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:11,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:11,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:59:11,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:11,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:11,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:11,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:11,808 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:11,813 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 [2021-10-21 19:59:11,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:11,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:11,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:11,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:11,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:11,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:11,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:11,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:59:11,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:11,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:11,872 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:11,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:11,876 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:11,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:59:11,881 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 [2021-10-21 19:59:11,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:11,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:11,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:11,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:11,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:11,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:11,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:11,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:11,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:11,937 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:11,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:11,940 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:11,946 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 [2021-10-21 19:59:11,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:11,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:11,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:11,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:11,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:11,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:59:11,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:11,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:11,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:12,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:12,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:12,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:12,009 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:12,020 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 [2021-10-21 19:59:12,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:12,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:12,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:12,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:12,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:12,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:12,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:12,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:59:12,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:12,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:12,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:12,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:12,064 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:12,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:59:12,066 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 [2021-10-21 19:59:12,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:12,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:12,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:12,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:12,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:12,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:12,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:12,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:59:12,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:12,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:12,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:12,095 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:12,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:59:12,100 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 [2021-10-21 19:59:12,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:59:12,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:59:12,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:59:12,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:59:12,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:59:12,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:59:12,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:59:12,119 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:59:12,126 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-21 19:59:12,126 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-21 19:59:12,128 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:59:12,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:59:12,159 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:59:12,178 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:59:12,178 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:59:12,178 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:59:12,179 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 [] [2021-10-21 19:59:12,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:59:12,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:12,216 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 19:59:12,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:59:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:12,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:59:12,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:59:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:59:12,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:59:12,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:59:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:59:12,920 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 [2021-10-21 19:59:12,921 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5000 states and 9317 transitions. cyclomatic complexity: 4318 Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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) [2021-10-21 19:59:13,305 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5000 states and 9317 transitions. cyclomatic complexity: 4318. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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 8308 states and 15479 transitions. Complement of second has 8 states. [2021-10-21 19:59:13,306 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 [2021-10-21 19:59:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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) [2021-10-21 19:59:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4857 transitions. [2021-10-21 19:59:13,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 50 letters. Loop has 39 letters. [2021-10-21 19:59:13,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:59:13,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 89 letters. Loop has 39 letters. [2021-10-21 19:59:13,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:59:13,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 50 letters. Loop has 78 letters. [2021-10-21 19:59:13,327 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:59:13,327 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8308 states and 15479 transitions. [2021-10-21 19:59:13,468 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:59:13,482 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8308 states to 0 states and 0 transitions. [2021-10-21 19:59:13,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:59:13,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:59:13,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:59:13,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:59:13,482 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:59:13,482 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:59:13,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:59:13,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:59:13,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:59:13,483 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-10-21 19:59:13,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:59:13,483 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-21 19:59:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:59:13,483 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:59:13,484 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:59:13,484 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:59:13,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:59:13,484 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 19:59:13,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:59:13,484 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:59:13,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:59:13,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:59:13 BoogieIcfgContainer [2021-10-21 19:59:13,491 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:59:13,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:59:13,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:59:13,495 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:59:13,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:59:03" (3/4) ... [2021-10-21 19:59:13,499 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:59:13,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:59:13,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 19:59:13,502 INFO L168 Benchmark]: Toolchain (without parser) took 16220.10 ms. Allocated memory was 86.0 MB in the beginning and 589.3 MB in the end (delta: 503.3 MB). Free memory was 47.2 MB in the beginning and 412.2 MB in the end (delta: -365.0 MB). Peak memory consumption was 138.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:59:13,502 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 86.0 MB. Free memory was 66.7 MB in the beginning and 66.6 MB in the end (delta: 38.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:59:13,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.34 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 47.0 MB in the beginning and 55.6 MB in the end (delta: -8.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:59:13,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.56 ms. Allocated memory is still 107.0 MB. Free memory was 55.6 MB in the beginning and 63.6 MB in the end (delta: -8.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:59:13,506 INFO L168 Benchmark]: Boogie Preprocessor took 207.99 ms. Allocated memory is still 107.0 MB. Free memory was 63.6 MB in the beginning and 37.9 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:59:13,511 INFO L168 Benchmark]: RCFGBuilder took 4927.86 ms. Allocated memory was 107.0 MB in the beginning and 205.5 MB in the end (delta: 98.6 MB). Free memory was 37.9 MB in the beginning and 113.8 MB in the end (delta: -75.9 MB). Peak memory consumption was 57.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:59:13,512 INFO L168 Benchmark]: BuchiAutomizer took 9961.23 ms. Allocated memory was 205.5 MB in the beginning and 589.3 MB in the end (delta: 383.8 MB). Free memory was 113.8 MB in the beginning and 412.6 MB in the end (delta: -298.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:59:13,513 INFO L168 Benchmark]: Witness Printer took 4.09 ms. Allocated memory is still 589.3 MB. Free memory was 412.6 MB in the beginning and 412.2 MB in the end (delta: 354.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:59:13,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 86.0 MB. Free memory was 66.7 MB in the beginning and 66.6 MB in the end (delta: 38.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 838.34 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 47.0 MB in the beginning and 55.6 MB in the end (delta: -8.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 270.56 ms. Allocated memory is still 107.0 MB. Free memory was 55.6 MB in the beginning and 63.6 MB in the end (delta: -8.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 207.99 ms. Allocated memory is still 107.0 MB. Free memory was 63.6 MB in the beginning and 37.9 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4927.86 ms. Allocated memory was 107.0 MB in the beginning and 205.5 MB in the end (delta: 98.6 MB). Free memory was 37.9 MB in the beginning and 113.8 MB in the end (delta: -75.9 MB). Peak memory consumption was 57.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9961.23 ms. Allocated memory was 205.5 MB in the beginning and 589.3 MB in the end (delta: 383.8 MB). Free memory was 113.8 MB in the beginning and 412.6 MB in the end (delta: -298.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 16.1 GB. * Witness Printer took 4.09 ms. Allocated memory is still 589.3 MB. Free memory was 412.6 MB in the beginning and 412.2 MB in the end (delta: 354.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 6.1s. Construction of modules took 0.4s. Büchi inclusion checks took 1.7s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 416.8ms AutomataMinimizationTime, 2 MinimizatonAttempts, 8920 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.6s Buchi closure took 0.0s. Biggest automaton had 5000 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 19265 SDtfs, 19495 SDslu, 31277 SDs, 0 SdLazy, 204 SolverSat, 53 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 446.5ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:59:13,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838e440-bbf4-45f8-ab5a-8765610bfaa0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...