./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.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_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/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_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/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_a7d2a894-928c-446e-81d0-8e5109154da2/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 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a --- 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 10:17:15,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:17:15,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:17:16,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:17:16,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:17:16,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:17:16,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:17:16,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:17:16,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:17:16,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:17:16,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:17:16,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:17:16,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:17:16,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:17:16,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:17:16,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:17:16,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:17:16,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:17:16,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:17:16,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:17:16,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:17:16,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:17:16,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:17:16,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:17:16,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:17:16,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:17:16,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:17:16,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:17:16,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:17:16,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:17:16,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:17:16,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:17:16,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:17:16,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:17:16,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:17:16,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:17:16,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:17:16,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:17:16,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:17:16,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:17:16,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:17:16,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:17:16,144 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:17:16,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:17:16,145 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:17:16,145 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:17:16,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:17:16,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:17:16,147 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:17:16,147 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:17:16,148 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:17:16,148 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:17:16,148 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:17:16,148 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:17:16,149 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:17:16,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:17:16,149 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:17:16,149 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:17:16,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:17:16,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:17:16,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:17:16,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:17:16,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:17:16,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:17:16,151 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:17:16,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:17:16,151 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:17:16,152 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:17:16,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:17:16,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:17:16,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:17:16,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:17:16,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:17:16,154 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:17:16,154 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_a7d2a894-928c-446e-81d0-8e5109154da2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a [2022-10-17 10:17:16,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:17:16,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:17:16,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:17:16,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:17:16,507 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:17:16,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2022-10-17 10:17:16,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/data/a03df32b7/2bc4049f59f84ad09db4316efe9aed01/FLAG743c311fb [2022-10-17 10:17:17,215 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:17:17,215 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2022-10-17 10:17:17,249 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/data/a03df32b7/2bc4049f59f84ad09db4316efe9aed01/FLAG743c311fb [2022-10-17 10:17:17,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/data/a03df32b7/2bc4049f59f84ad09db4316efe9aed01 [2022-10-17 10:17:17,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:17:17,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:17:17,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:17,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:17:17,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:17:17,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:17" (1/1) ... [2022-10-17 10:17:17,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d661e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:17, skipping insertion in model container [2022-10-17 10:17:17,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:17" (1/1) ... [2022-10-17 10:17:17,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:17:17,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:17:17,782 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_a7d2a894-928c-446e-81d0-8e5109154da2/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2022-10-17 10:17:18,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:18,223 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:17:18,235 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_a7d2a894-928c-446e-81d0-8e5109154da2/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2022-10-17 10:17:18,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:18,403 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:17:18,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18 WrapperNode [2022-10-17 10:17:18,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:18,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:17:18,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:17:18,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:17:18,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:18,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:18,836 INFO L138 Inliner]: procedures = 94, calls = 345, calls flagged for inlining = 197, calls inlined = 734, statements flattened = 25393 [2022-10-17 10:17:18,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:17:18,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:17:18,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:17:18,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:17:18,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:18,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:18,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:18,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:19,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:19,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:19,579 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:19,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:19,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:17:19,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:17:19,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:17:19,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:17:19,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (1/1) ... [2022-10-17 10:17:19,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:19,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:19,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:19,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:17:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:17:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:17:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:17:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:17:20,050 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:17:20,052 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:17:30,048 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:17:30,135 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:17:30,137 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:17:30,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:17:30 BoogieIcfgContainer [2022-10-17 10:17:30,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:17:30,150 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:17:30,151 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:17:30,155 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:17:30,156 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:17:30,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:17:17" (1/3) ... [2022-10-17 10:17:30,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@282e30e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:17:30, skipping insertion in model container [2022-10-17 10:17:30,157 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:17:30,157 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:18" (2/3) ... [2022-10-17 10:17:30,158 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@282e30e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:17:30, skipping insertion in model container [2022-10-17 10:17:30,158 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:17:30,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:17:30" (3/3) ... [2022-10-17 10:17:30,160 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product22.cil.c [2022-10-17 10:17:30,355 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:17:30,355 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:17:30,356 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:17:30,356 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:17:30,356 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:17:30,356 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:17:30,356 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:17:30,357 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:17:30,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6881 states, 6880 states have (on average 1.8799418604651164) internal successors, (12934), 6880 states have internal predecessors, (12934), 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 10:17:30,587 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3424 [2022-10-17 10:17:30,587 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:17:30,587 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:17:30,611 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] [2022-10-17 10:17:30,611 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:17:30,611 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:17:30,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6881 states, 6880 states have (on average 1.8799418604651164) internal successors, (12934), 6880 states have internal predecessors, (12934), 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 10:17:30,753 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3424 [2022-10-17 10:17:30,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:17:30,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:17:30,763 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] [2022-10-17 10:17:30,763 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:17:30,778 INFO L748 eck$LassoCheckResult]: Stem: 5571#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~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;~blocked~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 3417#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 5605#L1609true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1123#L1602true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 4853#L1617true main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 398#L408true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2031#L377true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1312#L3294true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~9#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~9#1; 2684#L1512true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~9#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~9#1; 6197#L1537true bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2228#L781true assume 0 == initPersonOnFloor_~floor#1; 4444#L782true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2598#L889-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3302#L573true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 345#L585-2true assume { :end_inline_callOnFloor } true; 1769#L925true assume { :end_inline_initPersonOnFloor } true; 2306#L177true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret94#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 2750#L1865true timeShift_#t~ret94#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1; 802#L2815true assume 0 != timeShift_~tmp~23#1; 2661#L2816true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3492#L2815-1true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret129#1, __utac_acc__Specification2_spec__3_#t~ret130#1, __utac_acc__Specification2_spec__3_#t~ret131#1, __utac_acc__Specification2_spec__3_#t~ret132#1, __utac_acc__Specification2_spec__3_#t~ret133#1, __utac_acc__Specification2_spec__3_#t~ret134#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~28#1, __utac_acc__Specification2_spec__3_~tmp___0~11#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~28#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~11#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 3256#L1856-2true __utac_acc__Specification2_spec__3_#t~ret129#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~28#1 := __utac_acc__Specification2_spec__3_#t~ret129#1;havoc __utac_acc__Specification2_spec__3_#t~ret129#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~28#1; 2761#L3339true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4959#L3340true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 3110#L1865-1true __utac_acc__Specification2_spec__3_#t~ret130#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret130#1;havoc __utac_acc__Specification2_spec__3_#t~ret130#1; 1197#L3344true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 1932#L3399true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4549#L2833true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 4826#L207-2true [2022-10-17 10:17:30,786 INFO L750 eck$LassoCheckResult]: Loop: 4826#L207-2true assume !false; 613#L208true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 3669#L211true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 4834#L1698true cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 731#L215true assume 1 != cleanup_~tmp___0~0#1; 6554#L215-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret49#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~15#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~15#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret44#1, anyStopRequested_#t~ret45#1, anyStopRequested_#t~ret46#1, anyStopRequested_#t~ret47#1, anyStopRequested_#t~ret48#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~14#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~14#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 1945#L510-122true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 51#L537-122true anyStopRequested_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret44#1;havoc anyStopRequested_#t~ret44#1; 5123#L1964true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 5916#L2028true isIdle_#t~ret49#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~15#1 := isIdle_#t~ret49#1;havoc isIdle_#t~ret49#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~15#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 6653#L2041true cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 4419#L227true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret94#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 3259#L1865-6true timeShift_#t~ret94#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1; 1771#L2815-2true assume 0 != timeShift_~tmp~23#1; 313#L2816-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 320#L2815-3true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret129#1, __utac_acc__Specification2_spec__3_#t~ret130#1, __utac_acc__Specification2_spec__3_#t~ret131#1, __utac_acc__Specification2_spec__3_#t~ret132#1, __utac_acc__Specification2_spec__3_#t~ret133#1, __utac_acc__Specification2_spec__3_#t~ret134#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~28#1, __utac_acc__Specification2_spec__3_~tmp___0~11#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~28#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~11#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 2855#L1856-5true __utac_acc__Specification2_spec__3_#t~ret129#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~28#1 := __utac_acc__Specification2_spec__3_#t~ret129#1;havoc __utac_acc__Specification2_spec__3_#t~ret129#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~28#1; 3442#L3339-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2177#L3340-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 6110#L1865-7true __utac_acc__Specification2_spec__3_#t~ret130#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret130#1;havoc __utac_acc__Specification2_spec__3_#t~ret130#1; 1933#L3344-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 3841#L3399-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 336#L2833-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 4826#L207-2true [2022-10-17 10:17:30,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:17:30,793 INFO L85 PathProgramCache]: Analyzing trace with hash -442225058, now seen corresponding path program 1 times [2022-10-17 10:17:30,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:17:30,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652096250] [2022-10-17 10:17:30,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:17:30,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:17:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:17:31,231 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 10:17:31,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:17:31,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652096250] [2022-10-17 10:17:31,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652096250] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:17:31,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:17:31,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:17:31,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783955725] [2022-10-17 10:17:31,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:17:31,243 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:17:31,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:17:31,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1228517051, now seen corresponding path program 1 times [2022-10-17 10:17:31,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:17:31,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763401352] [2022-10-17 10:17:31,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:17:31,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:17:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:17:31,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:17:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:17:31,333 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:17:32,023 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:17:32,023 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:17:32,023 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:17:32,024 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:17:32,024 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:17:32,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:17:32,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:17:32,025 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product22.cil.c_Iteration1_Loop [2022-10-17 10:17:32,025 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:17:32,025 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:17:32,046 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 10:17:32,054 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 10:17:32,056 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 10:17:32,063 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 10:17:32,065 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 10:17:32,082 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 10:17:32,084 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 10:17:32,086 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 10:17:32,089 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 10:17:32,091 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 10:17:32,096 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 10:17:32,098 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 10:17:32,106 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 10:17:32,109 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 10:17:32,111 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 10:17:32,113 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 10:17:32,120 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 10:17:32,123 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 10:17:32,125 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 10:17:32,131 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 10:17:32,139 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 10:17:32,141 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 10:17:32,143 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 10:17:32,145 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 10:17:32,147 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 10:17:32,149 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 10:17:32,156 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 10:17:32,158 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 10:17:32,160 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 10:17:32,162 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 10:17:32,164 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 10:17:32,167 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 10:17:32,169 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 10:17:32,171 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 10:17:32,527 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:17:32,528 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:17:32,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:32,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:32,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:17:32,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:17:32,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:17:32,571 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:17:32,572 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret12#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret12#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:17:32,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:17:32,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:32,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:32,616 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:17:32,616 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:17:32,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:17:32,640 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:17:32,640 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret134#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret134#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:17:32,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:17:32,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:32,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:32,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:17:32,683 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:17:32,684 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:17:32,696 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:17:32,696 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret45#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret45#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:17:32,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:17:32,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:32,735 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:32,740 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:17:32,740 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:17:32,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:17:32,767 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:17:32,768 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret46#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret46#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:17:32,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:17:32,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:32,805 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:32,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:17:32,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:17:32,808 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:17:32,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:17:32,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:17:32,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:32,877 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:32,883 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:17:32,883 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:17:32,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d2a894-928c-446e-81d0-8e5109154da2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process