./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec13_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec13_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ --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 63ce65fdf446745f64534f105010543d07f1d807cf17249eadefb49fdfafb832 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:26:19,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:26:19,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:26:20,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:26:20,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:26:20,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:26:20,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:26:20,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:26:20,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:26:20,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:26:20,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:26:20,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:26:20,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:26:20,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:26:20,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:26:20,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:26:20,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:26:20,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:26:20,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:26:20,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:26:20,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:26:20,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:26:20,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:26:20,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:26:20,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:26:20,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:26:20,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:26:20,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:26:20,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:26:20,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:26:20,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:26:20,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:26:20,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:26:20,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:26:20,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:26:20,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:26:20,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:26:20,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:26:20,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:26:20,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:26:20,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:26:20,109 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:26:20,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:26:20,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:26:20,151 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:26:20,152 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:26:20,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:26:20,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:26:20,183 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:26:20,183 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:26:20,183 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:26:20,183 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:26:20,185 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:26:20,185 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:26:20,185 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:26:20,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:26:20,186 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:26:20,186 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:26:20,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:26:20,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:26:20,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:26:20,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:26:20,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:26:20,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:26:20,187 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:26:20,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:26:20,190 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:26:20,190 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:26:20,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:26:20,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:26:20,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:26:20,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:26:20,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:26:20,193 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:26:20,193 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_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63ce65fdf446745f64534f105010543d07f1d807cf17249eadefb49fdfafb832 [2022-10-17 10:26:20,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:26:20,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:26:20,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:26:20,608 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:26:20,609 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:26:20,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/product-lines/elevator_spec13_product29.cil.c [2022-10-17 10:26:20,680 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/data/826866332/eb3df55974f44da6a00d76ef87fb7d3d/FLAGdde75008e [2022-10-17 10:26:21,376 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:26:21,376 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/sv-benchmarks/c/product-lines/elevator_spec13_product29.cil.c [2022-10-17 10:26:21,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/data/826866332/eb3df55974f44da6a00d76ef87fb7d3d/FLAGdde75008e [2022-10-17 10:26:21,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/data/826866332/eb3df55974f44da6a00d76ef87fb7d3d [2022-10-17 10:26:21,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:26:21,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:26:21,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:26:21,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:26:21,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:26:21,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:26:21" (1/1) ... [2022-10-17 10:26:21,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea7031f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:21, skipping insertion in model container [2022-10-17 10:26:21,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:26:21" (1/1) ... [2022-10-17 10:26:21,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:26:21,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:26:22,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/sv-benchmarks/c/product-lines/elevator_spec13_product29.cil.c[54440,54453] [2022-10-17 10:26:22,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:26:22,376 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:26:22,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/sv-benchmarks/c/product-lines/elevator_spec13_product29.cil.c[54440,54453] [2022-10-17 10:26:22,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:26:22,596 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:26:22,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22 WrapperNode [2022-10-17 10:26:22,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:26:22,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:26:22,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:26:22,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:26:22,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:22,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,131 INFO L138 Inliner]: procedures = 91, calls = 340, calls flagged for inlining = 193, calls inlined = 975, statements flattened = 34881 [2022-10-17 10:26:23,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:26:23,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:26:23,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:26:23,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:26:23,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:23,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:26:23,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:26:23,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:26:23,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:26:23,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (1/1) ... [2022-10-17 10:26:24,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:24,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:26:24,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:26:24,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:26:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:26:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:26:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:26:24,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:26:24,343 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:26:24,345 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:26:36,988 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:26:37,073 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:26:37,073 INFO L300 CfgBuilder]: Removed 61 assume(true) statements. [2022-10-17 10:26:37,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:26:37 BoogieIcfgContainer [2022-10-17 10:26:37,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:26:37,086 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:26:37,086 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:26:37,091 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:26:37,092 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:26:37,092 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:26:21" (1/3) ... [2022-10-17 10:26:37,093 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44a64b43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:26:37, skipping insertion in model container [2022-10-17 10:26:37,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:26:37,094 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:26:22" (2/3) ... [2022-10-17 10:26:37,094 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44a64b43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:26:37, skipping insertion in model container [2022-10-17 10:26:37,094 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:26:37,094 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:26:37" (3/3) ... [2022-10-17 10:26:37,096 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec13_product29.cil.c [2022-10-17 10:26:37,297 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:26:37,297 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:26:37,297 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:26:37,297 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:26:37,298 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:26:37,298 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:26:37,298 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:26:37,298 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:26:37,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9452 states, 9451 states have (on average 1.8796952703417629) internal successors, (17765), 9451 states have internal predecessors, (17765), 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) [2022-10-17 10:26:37,559 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2376 [2022-10-17 10:26:37,559 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:26:37,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:26:37,571 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:26:37,571 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:26:37,571 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:26:37,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9452 states, 9451 states have (on average 1.8796952703417629) internal successors, (17765), 9451 states have internal predecessors, (17765), 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) [2022-10-17 10:26:37,755 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2376 [2022-10-17 10:26:37,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:26:37,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:26:37,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:26:37,760 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:26:37,769 INFO L748 eck$LassoCheckResult]: Stem: 7705#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~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;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 4636#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret109#1, main_~retValue_acc~22#1, main_~tmp~24#1;havoc main_~retValue_acc~22#1;havoc main_~tmp~24#1;assume { :begin_inline_select_helpers } true; 8567#L2963true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9085#L2956true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~24#1;havoc valid_product_~retValue_acc~24#1;valid_product_~retValue_acc~24#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~24#1; 92#L2971true main_#t~ret109#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~24#1 := main_#t~ret109#1;havoc main_#t~ret109#1; 7731#L2927true assume 0 != main_~tmp~24#1;assume { :begin_inline_setup } true; 8671#L2901true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret98#1, aliceCall_~tmp~17#1;havoc aliceCall_~tmp~17#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 1815#L783true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 3965#L808true aliceCall_#t~ret98#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~17#1 := aliceCall_#t~ret98#1;havoc aliceCall_#t~ret98#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~17#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 9283#L409true assume 0 == initPersonOnFloor_~floor#1; 8088#L410true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1053#L517-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2575#L201true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 7866#L213-2true assume { :end_inline_callOnFloor } true; 2594#L553true assume { :end_inline_initPersonOnFloor } true; 1554#L2662true assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret99#1, angelinaCall_~tmp~18#1;havoc angelinaCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 8983#L783-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 3205#L808-1true angelinaCall_#t~ret99#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~18#1 := angelinaCall_#t~ret99#1;havoc angelinaCall_#t~ret99#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 5673#L409-1true assume 0 == initPersonOnFloor_~floor#1; 6210#L410-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 3552#L517-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 8373#L201-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 6427#L213-5true assume { :end_inline_callOnFloor } true; 1708#L553-1true assume { :end_inline_initPersonOnFloor } true; 4079#L2673true assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~11#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~11#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret83#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~10#1;havoc getCurrentHeading_~retValue_acc~10#1;getCurrentHeading_~retValue_acc~10#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~10#1; 1842#L1163true __utac_acc__Specification13_spec__1_#t~ret83#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret83#1;havoc __utac_acc__Specification13_spec__1_#t~ret83#1; 3143#L2408true assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~9#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~9#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~0#1 / 3); 660#L1792true assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~7#1;havoc getCurrentFloorID_~retValue_acc~7#1;getCurrentFloorID_~retValue_acc~7#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~7#1; 8168#L1111true stopRequestedAtCurrentFloor_#t~ret31#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~9#1 := stopRequestedAtCurrentFloor_#t~ret31#1;havoc stopRequestedAtCurrentFloor_#t~ret31#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~9#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~9#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~9#1; 634#L1128true assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~9#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~9#1; 1203#L1149true stopRequestedAtCurrentFloor_#t~ret32#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1;stopRequestedAtCurrentFloor_~retValue_acc~18#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; 9277#L1803true timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 8935#L1942true assume !(0 != timeShift_~tmp___9~2#1); 5968#L2033true assume 1 == ~doorState~0;~doorState~0 := 0; 163#L2033-2true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~15#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~__cil_tmp8~0#1, stopRequestedInDirection_~__cil_tmp9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~15#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;havoc stopRequestedInDirection_~__cil_tmp9~0#1;stopRequestedInDirection_~__cil_tmp8~0#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~0#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~0#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~0#1 / 3 else stopRequestedInDirection_~__cil_tmp8~0#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~16#1;havoc isAnyLiftButtonPressed_~retValue_acc~16#1; 7549#L1695true assume 0 != ~floorButtons_0~0;isAnyLiftButtonPressed_~retValue_acc~16#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~16#1; 4369#L1716true stopRequestedInDirection_#t~ret24#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~6#1; 4533#L1668true assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__empty } true;stopRequestedInDirection__wrappee__empty_#in~dir#1, stopRequestedInDirection__wrappee__empty_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__empty_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__empty_#res#1;havoc stopRequestedInDirection__wrappee__empty_#t~ret13#1, stopRequestedInDirection__wrappee__empty_#t~ret14#1, stopRequestedInDirection__wrappee__empty_#t~ret15#1, stopRequestedInDirection__wrappee__empty_#t~ret16#1, stopRequestedInDirection__wrappee__empty_#t~ret17#1, stopRequestedInDirection__wrappee__empty_#t~ret18#1, stopRequestedInDirection__wrappee__empty_#t~ret19#1, stopRequestedInDirection__wrappee__empty_#t~ret20#1, stopRequestedInDirection__wrappee__empty_#t~ret21#1, stopRequestedInDirection__wrappee__empty_#t~ret22#1, stopRequestedInDirection__wrappee__empty_#t~ret23#1, stopRequestedInDirection__wrappee__empty_~dir#1, stopRequestedInDirection__wrappee__empty_~respectFloorCalls#1, stopRequestedInDirection__wrappee__empty_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__empty_~retValue_acc~14#1, stopRequestedInDirection__wrappee__empty_~tmp~5#1, stopRequestedInDirection__wrappee__empty_~tmp___0~1#1, stopRequestedInDirection__wrappee__empty_~tmp___1~1#1, stopRequestedInDirection__wrappee__empty_~tmp___2~1#1, stopRequestedInDirection__wrappee__empty_~tmp___3~1#1, stopRequestedInDirection__wrappee__empty_~tmp___4~0#1, stopRequestedInDirection__wrappee__empty_~tmp___5~0#1, stopRequestedInDirection__wrappee__empty_~tmp___6~0#1, stopRequestedInDirection__wrappee__empty_~tmp___7~0#1, stopRequestedInDirection__wrappee__empty_~tmp___8~0#1, stopRequestedInDirection__wrappee__empty_~tmp___9~0#1;stopRequestedInDirection__wrappee__empty_~dir#1 := stopRequestedInDirection__wrappee__empty_#in~dir#1;stopRequestedInDirection__wrappee__empty_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__empty_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__empty_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__empty_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__empty_~retValue_acc~14#1;havoc stopRequestedInDirection__wrappee__empty_~tmp~5#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__empty_~tmp___9~0#1; 4903#L1315-2true assume !(1 == stopRequestedInDirection__wrappee__empty_~dir#1); 5075#L1484-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__empty_~retValue_acc~14#1 := 0;stopRequestedInDirection__wrappee__empty_#res#1 := stopRequestedInDirection__wrappee__empty_~retValue_acc~14#1; 231#L1637-2true stopRequestedInDirection_#t~ret27#1 := stopRequestedInDirection__wrappee__empty_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__empty } true;stopRequestedInDirection_~retValue_acc~15#1 := stopRequestedInDirection_#t~ret27#1;havoc stopRequestedInDirection_#t~ret27#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~15#1; 1369#L1686true timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 9150#L2041true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret28#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 6745#L1730true assume !(1 == ~currentHeading~0); 5298#L1740true assume !(0 == ~currentFloorID~0); 5014#L1740-2true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 5668#L1746-1true assume { :end_inline_continueInDirection } true; 4095#L2050-2true assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret84#1, __utac_acc__Specification13_spec__2_#t~ret85#1, __utac_acc__Specification13_spec__2_#t~ret86#1, __utac_acc__Specification13_spec__2_#t~ret87#1, __utac_acc__Specification13_spec__2_#t~ret88#1, __utac_acc__Specification13_spec__2_#t~ret89#1, __utac_acc__Specification13_spec__2_~tmp~13#1, __utac_acc__Specification13_spec__2_~tmp___0~7#1, __utac_acc__Specification13_spec__2_~tmp___1~5#1, __utac_acc__Specification13_spec__2_~tmp___2~5#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~1#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~2#1;havoc __utac_acc__Specification13_spec__2_~tmp~13#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~7#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~1#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~2#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~1#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~2#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~1#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~1#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~1#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~1#1 / 3); 1036#L2425true assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~2#1; 2030#L2426true assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~20#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~20#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 6617#L2245true assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~0#1 := 0;existInLiftCallsInDirection_~i~0#1 := 1 + ~currentFloorID~0; 894#L2249-2true [2022-10-17 10:26:37,769 INFO L750 eck$LassoCheckResult]: Loop: 894#L2249-2true assume !false; 86#L2250true assume existInLiftCallsInDirection_~i~0#1 < 5; 6841#L2251true assume !(0 == existInLiftCallsInDirection_~i~0#1); 6589#L2264true assume !(1 == existInLiftCallsInDirection_~i~0#1); 9033#L2273true assume !(2 == existInLiftCallsInDirection_~i~0#1); 7121#L2282true assume !(3 == existInLiftCallsInDirection_~i~0#1); 5808#L2291true assume !(4 == existInLiftCallsInDirection_~i~0#1); 102#L2292-1true existInLiftCallsInDirection_~i~0#1 := 1 + existInLiftCallsInDirection_~i~0#1; 894#L2249-2true [2022-10-17 10:26:37,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:26:37,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1983246906, now seen corresponding path program 1 times [2022-10-17 10:26:37,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:26:37,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292478606] [2022-10-17 10:26:37,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:26:37,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:26:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:26:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:26:38,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:26:38,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292478606] [2022-10-17 10:26:38,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292478606] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:26:38,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:26:38,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:26:38,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211851578] [2022-10-17 10:26:38,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:26:38,578 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:26:38,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:26:38,581 INFO L85 PathProgramCache]: Analyzing trace with hash 110182909, now seen corresponding path program 1 times [2022-10-17 10:26:38,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:26:38,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180277886] [2022-10-17 10:26:38,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:26:38,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:26:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:26:38,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:26:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:26:38,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:26:38,688 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:26:38,689 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:26:38,689 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:26:38,689 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:26:38,690 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:26:38,690 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:38,690 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:26:38,690 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:26:38,690 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product29.cil.c_Iteration1_Loop [2022-10-17 10:26:38,691 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:26:38,691 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:26:38,712 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:26:38,768 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:26:38,769 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:26:38,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:38,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:26:38,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:26:38,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:26:38,820 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:26:38,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:26:38,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:26:38,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:38,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:26:38,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:26:38,920 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:26:38,920 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:26:38,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:26:39,013 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:26:39,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:26:39,020 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:26:39,020 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:26:39,020 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:26:39,020 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:26:39,020 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:26:39,020 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:39,020 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:26:39,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:26:39,021 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product29.cil.c_Iteration1_Loop [2022-10-17 10:26:39,021 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:26:39,021 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:26:39,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:26:39,067 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:26:39,072 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:26:39,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:39,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:26:39,074 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:26:39,080 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 [2022-10-17 10:26:39,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:26:39,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:26:39,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:26:39,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:26:39,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:26:39,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:26:39,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:26:39,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:26:39,100 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:26:39,107 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:26:39,107 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:26:39,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:26:39,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:26:39,111 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:26:39,113 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:26:39,113 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:26:39,113 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:26:39,114 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~0#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~0#1 Supporting invariants [] [2022-10-17 10:26:39,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:26:39,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:26:39,155 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:26:39,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:26:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:26:39,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:26:39,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:26:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:26:39,377 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 10:26:39,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:26:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:26:39,584 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2022-10-17 10:26:39,610 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9452 states, 9451 states have (on average 1.8796952703417629) internal successors, (17765), 9451 states have internal predecessors, (17765), 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 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 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) [2022-10-17 10:26:41,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1800683-4e34-462c-92b3-a80a9702670c/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:26:46,955 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9452 states, 9451 states have (on average 1.8796952703417629) internal successors, (17765), 9451 states have internal predecessors, (17765), 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 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 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 107590 states and 202081 transitions. Complement of second has 18 states. [2022-10-17 10:26:46,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2022-10-17 10:26:46,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 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) [2022-10-17 10:26:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 109931 transitions. [2022-10-17 10:26:47,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109931 transitions. Stem has 51 letters. Loop has 8 letters. [2022-10-17 10:26:47,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:26:47,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109931 transitions. Stem has 59 letters. Loop has 8 letters. [2022-10-17 10:26:47,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:26:47,321 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109931 transitions. Stem has 51 letters. Loop has 16 letters. [2022-10-17 10:26:47,323 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:26:47,324 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107590 states and 202081 transitions.