./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3 --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 64bit --witnessprinter.graph.data.programhash 65da722a2ea59f5974c3b0082ca57aa0ffbedb9a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: line 51575 column 1583: unknown constant v_DerPreprocessor_1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:06:17,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:06:17,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:06:17,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:06:17,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:06:17,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:06:17,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:06:17,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:06:17,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:06:17,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:06:17,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:06:17,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:06:17,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:06:17,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:06:17,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:06:17,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:06:17,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:06:17,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:06:17,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:06:17,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:06:17,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:06:17,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:06:17,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:06:17,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:06:17,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:06:17,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:06:17,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:06:17,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:06:17,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:06:17,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:06:17,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:06:17,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:06:17,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:06:17,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:06:17,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:06:17,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:06:17,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:06:17,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:06:17,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:06:17,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:06:17,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:06:17,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-15 19:06:17,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:06:17,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:06:17,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:06:17,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:06:17,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:06:17,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:06:17,307 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:06:17,307 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-15 19:06:17,307 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-15 19:06:17,308 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-15 19:06:17,308 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-15 19:06:17,308 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-15 19:06:17,308 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-15 19:06:17,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:06:17,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:06:17,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:06:17,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:06:17,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-15 19:06:17,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-15 19:06:17,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-15 19:06:17,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:06:17,311 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-15 19:06:17,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:06:17,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-15 19:06:17,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:06:17,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:06:17,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:06:17,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:06:17,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:06:17,314 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-15 19:06:17,314 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_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65da722a2ea59f5974c3b0082ca57aa0ffbedb9a [2021-10-15 19:06:17,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:06:17,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:06:17,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:06:17,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:06:17,611 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:06:17,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2021-10-15 19:06:17,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/data/6cd4be16a/1f92bbac211744298047a28fa0c3e4f4/FLAG65efa0169 [2021-10-15 19:06:18,276 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:06:18,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2021-10-15 19:06:18,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/data/6cd4be16a/1f92bbac211744298047a28fa0c3e4f4/FLAG65efa0169 [2021-10-15 19:06:18,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/data/6cd4be16a/1f92bbac211744298047a28fa0c3e4f4 [2021-10-15 19:06:18,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:06:18,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:06:18,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:06:18,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:06:18,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:06:18,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:06:18" (1/1) ... [2021-10-15 19:06:18,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7372cead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:18, skipping insertion in model container [2021-10-15 19:06:18,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:06:18" (1/1) ... [2021-10-15 19:06:18,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:06:18,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:06:18,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:06:19,002 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:06:19,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:06:19,089 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:06:19,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19 WrapperNode [2021-10-15 19:06:19,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:06:19,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:06:19,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:06:19,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:06:19,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:06:19,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:06:19,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:06:19,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:06:19,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:06:19,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:06:19,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:06:19,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:06:19,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (1/1) ... [2021-10-15 19:06:19,198 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:19,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:19,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:19,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-15 19:06:19,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 19:06:19,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:06:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:06:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:06:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure new_lseg [2021-10-15 19:06:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure new_lseg [2021-10-15 19:06:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:06:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:06:19,666 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:06:19,671 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-15 19:06:19,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:06:19 BoogieIcfgContainer [2021-10-15 19:06:19,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:06:19,675 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-15 19:06:19,675 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-15 19:06:19,679 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-15 19:06:19,679 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 19:06:19,680 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 07:06:18" (1/3) ... [2021-10-15 19:06:19,681 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57d4c65d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 07:06:19, skipping insertion in model container [2021-10-15 19:06:19,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 19:06:19,682 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:19" (2/3) ... [2021-10-15 19:06:19,682 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57d4c65d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 07:06:19, skipping insertion in model container [2021-10-15 19:06:19,682 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 19:06:19,682 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:06:19" (3/3) ... [2021-10-15 19:06:19,684 INFO L389 chiAutomizerObserver]: Analyzing ICFG cll_by_lseg_traverse-alloca.i [2021-10-15 19:06:19,737 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-15 19:06:19,737 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-15 19:06:19,737 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-15 19:06:19,737 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-15 19:06:19,737 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-15 19:06:19,737 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-15 19:06:19,738 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-15 19:06:19,738 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-15 19:06:19,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-15 19:06:19,778 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-15 19:06:19,779 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 19:06:19,779 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 19:06:19,786 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-15 19:06:19,787 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-15 19:06:19,787 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-15 19:06:19,787 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-15 19:06:19,789 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-15 19:06:19,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 19:06:19,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 19:06:19,790 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-15 19:06:19,790 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-15 19:06:19,798 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~ret8.base, main_#t~ret8.offset, main_~n~0, main_~x~2.base, main_~x~2.offset;main_~n~0 := main_#t~nondet7;havoc main_#t~nondet7; 8#L572true assume !(main_~n~0 < 1);new_cll_#in~n := main_~n~0;havoc new_cll_#res.base, new_cll_#res.offset;havoc new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset, new_cll_#t~ret5.base, new_cll_#t~ret5.offset, new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset;new_cll_~n := new_cll_#in~n;call new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1.base, new_cll_~x~1.offset := new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset;havoc new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset;call write~int(new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset, 4); 13#L559true call new_cll_#t~ret5.base, new_cll_#t~ret5.offset := new_lseg(new_cll_~x~1.base, new_cll_~x~1.offset, new_cll_~n - 1);< 15#new_lsegENTRYtrue [2021-10-15 19:06:19,798 INFO L793 eck$LassoCheckResult]: Loop: 15#new_lsegENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 4#L548true assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~x~0.base, ~x~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(~n, ~x~0.base, ~x~0.offset, 4); 6#L552true call #t~ret3.base, #t~ret3.offset := new_lseg(~p.base, ~p.offset, ~n - 1);< 15#new_lsegENTRYtrue [2021-10-15 19:06:19,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:19,805 INFO L82 PathProgramCache]: Analyzing trace with hash 925696, now seen corresponding path program 1 times [2021-10-15 19:06:19,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:06:19,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989310409] [2021-10-15 19:06:19,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:06:19,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:06:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:19,942 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:06:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:19,987 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:06:19,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:19,990 INFO L82 PathProgramCache]: Analyzing trace with hash 57729, now seen corresponding path program 1 times [2021-10-15 19:06:19,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:06:19,991 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305474631] [2021-10-15 19:06:20,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:06:20,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:06:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:20,050 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:06:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:20,076 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:06:20,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:20,090 INFO L82 PathProgramCache]: Analyzing trace with hash 1807633698, now seen corresponding path program 1 times [2021-10-15 19:06:20,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:06:20,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600261950] [2021-10-15 19:06:20,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:06:20,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:06:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:20,133 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:06:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:20,172 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:06:21,809 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 19:06:21,809 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 19:06:21,810 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 19:06:21,810 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 19:06:21,810 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 19:06:21,810 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:21,810 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 19:06:21,811 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 19:06:21,811 INFO L133 ssoRankerPreferences]: Filename of dumped script: cll_by_lseg_traverse-alloca.i_Iteration1_Lasso [2021-10-15 19:06:21,811 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 19:06:21,811 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 19:06:21,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:21,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:06:22,464 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 19:06:22,470 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 19:06:22,472 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-15 19:06:22,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,552 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-15 19:06:22,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,630 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,631 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-15 19:06:22,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,681 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,682 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-15 19:06:22,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,763 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-15 19:06:22,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,836 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-15 19:06:22,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,880 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-15 19:06:22,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:22,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:22,958 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:22,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:22,963 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:22,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-15 19:06:22,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:22,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:22,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:22,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:22,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:22,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:22,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:22,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:22,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,001 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,002 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-15 19:06:23,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:23,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:23,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:23,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:23,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,041 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-15 19:06:23,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:23,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:23,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:23,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:23,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,079 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-15 19:06:23,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:06:23,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:23,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:06:23,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:06:23,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,117 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-15 19:06:23,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:23,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 19:06:23,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 19:06:23,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,174 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,175 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-15 19:06:23,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:23,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 19:06:23,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 19:06:23,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,252 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-15 19:06:23,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:06:23,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 19:06:23,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 19:06:23,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,327 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,328 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-15 19:06:23,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,342 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-15 19:06:23,342 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:06:23,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,355 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-10-15 19:06:23,356 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 19:06:23,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:06:23,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,413 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-15 19:06:23,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 19:06:23,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:06:23,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:06:23,422 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:06:23,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:06:23,445 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-15 19:06:23,445 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 19:06:23,480 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-15 19:06:23,550 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2021-10-15 19:06:23,550 INFO L444 ModelExtractionUtils]: 11 out of 21 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-15 19:06:23,552 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:06:23,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:23,577 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:23,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-15 19:06:23,630 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-15 19:06:23,657 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-15 19:06:23,657 INFO L513 LassoAnalysis]: Proved termination. [2021-10-15 19:06:23,658 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_lseg_#in~n) = 1*new_lseg_#in~n Supporting invariants [1*new_lseg_#in~n >= 0] [2021-10-15 19:06:23,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:23,721 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-10-15 19:06:23,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 19:06:23,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-15 19:06:23,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 19:06:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 19:06:23,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-15 19:06:23,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 19:06:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-15 19:06:23,935 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-10-15 19:06:23,937 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 19:06:24,070 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 41 transitions. Complement of second has 13 states. [2021-10-15 19:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-15 19:06:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 19:06:24,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2021-10-15 19:06:24,075 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2021-10-15 19:06:24,077 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 19:06:24,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2021-10-15 19:06:24,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 19:06:24,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2021-10-15 19:06:24,080 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 19:06:24,081 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 41 transitions. [2021-10-15 19:06:24,088 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 19:06:24,097 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 22 states and 27 transitions. [2021-10-15 19:06:24,098 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-10-15 19:06:24,099 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-10-15 19:06:24,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 27 transitions. [2021-10-15 19:06:24,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-15 19:06:24,102 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-10-15 19:06:24,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 27 transitions. [2021-10-15 19:06:24,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2021-10-15 19:06:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-10-15 19:06:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-10-15 19:06:24,134 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-10-15 19:06:24,134 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-10-15 19:06:24,135 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-15 19:06:24,135 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2021-10-15 19:06:24,137 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 19:06:24,137 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 19:06:24,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 19:06:24,138 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-15 19:06:24,138 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 19:06:24,139 INFO L791 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 130#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~ret8.base, main_#t~ret8.offset, main_~n~0, main_~x~2.base, main_~x~2.offset;main_~n~0 := main_#t~nondet7;havoc main_#t~nondet7; 134#L572 assume !(main_~n~0 < 1);new_cll_#in~n := main_~n~0;havoc new_cll_#res.base, new_cll_#res.offset;havoc new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset, new_cll_#t~ret5.base, new_cll_#t~ret5.offset, new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset;new_cll_~n := new_cll_#in~n;call new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1.base, new_cll_~x~1.offset := new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset;havoc new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset;call write~int(new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset, 4); 128#L559 call new_cll_#t~ret5.base, new_cll_#t~ret5.offset := new_lseg(new_cll_~x~1.base, new_cll_~x~1.offset, new_cll_~n - 1);< 138#new_lsegENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 139#L548 assume 0 == ~n;#res.base, #res.offset := ~p.base, ~p.offset; 142#new_lsegFINAL assume true; 136#new_lsegEXIT >#37#return; 135#L559-1 call write~$Pointer$(new_cll_#t~ret5.base, new_cll_#t~ret5.offset, new_cll_~x~1.base, 4 + new_cll_~x~1.offset, 8);havoc new_cll_#t~ret5.base, new_cll_#t~ret5.offset;new_cll_#res.base, new_cll_#res.offset := new_cll_~x~1.base, new_cll_~x~1.offset; 132#L560 main_#t~ret8.base, main_#t~ret8.offset := new_cll_#res.base, new_cll_#res.offset;main_~x~2.base, main_~x~2.offset := main_#t~ret8.base, main_#t~ret8.offset;havoc main_#t~ret8.base, main_#t~ret8.offset;traverse_#in~head.base, traverse_#in~head.offset := main_~x~2.base, main_~x~2.offset;havoc traverse_#t~mem6.base, traverse_#t~mem6.offset, traverse_~head.base, traverse_~head.offset, traverse_~curr~0.base, traverse_~curr~0.offset;traverse_~head.base, traverse_~head.offset := traverse_#in~head.base, traverse_#in~head.offset;traverse_~curr~0.base, traverse_~curr~0.offset := traverse_~head.base, traverse_~head.offset; 133#L565-2 [2021-10-15 19:06:24,140 INFO L793 eck$LassoCheckResult]: Loop: 133#L565-2 assume !!(traverse_~curr~0.base != 0 || traverse_~curr~0.offset != 0);call traverse_#t~mem6.base, traverse_#t~mem6.offset := read~$Pointer$(traverse_~curr~0.base, 4 + traverse_~curr~0.offset, 8);traverse_~curr~0.base, traverse_~curr~0.offset := traverse_#t~mem6.base, traverse_#t~mem6.offset;havoc traverse_#t~mem6.base, traverse_#t~mem6.offset; 133#L565-2 [2021-10-15 19:06:24,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:24,141 INFO L82 PathProgramCache]: Analyzing trace with hash 914562823, now seen corresponding path program 1 times [2021-10-15 19:06:24,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:06:24,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686186385] [2021-10-15 19:06:24,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:06:24,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:06:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:24,195 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:06:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:24,239 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:06:24,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:24,243 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2021-10-15 19:06:24,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:06:24,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957766082] [2021-10-15 19:06:24,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:06:24,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:06:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:24,255 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:06:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:24,264 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:06:24,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:06:24,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1713323539, now seen corresponding path program 1 times [2021-10-15 19:06:24,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:06:24,268 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591867325] [2021-10-15 19:06:24,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:06:24,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:06:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:24,316 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:06:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:06:24,348 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:06:24,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-15 19:06:25,552 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 51575 column 1583: unknown constant v_DerPreprocessor_1 at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:237) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:256) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:147) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.assertTerm(ManagedScript.java:133) at de.uni_freiburg.informatik.ultimate.lassoranker.nontermination.FixpointCheck.checkForFixpoint(FixpointCheck.java:100) at de.uni_freiburg.informatik.ultimate.lassoranker.nontermination.FixpointCheck.(FixpointCheck.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:560) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:953) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:862) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:06:25,555 INFO L168 Benchmark]: Toolchain (without parser) took 6997.39 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 60.1 MB in the beginning and 70.5 MB in the end (delta: -10.4 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:06:25,556 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:06:25,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.32 ms. Allocated memory is still 94.4 MB. Free memory was 59.9 MB in the beginning and 64.4 MB in the end (delta: -4.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:06:25,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.80 ms. Allocated memory is still 94.4 MB. Free memory was 64.4 MB in the beginning and 62.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:06:25,557 INFO L168 Benchmark]: Boogie Preprocessor took 41.57 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 61.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:06:25,558 INFO L168 Benchmark]: RCFGBuilder took 491.00 ms. Allocated memory is still 94.4 MB. Free memory was 61.3 MB in the beginning and 50.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:06:25,558 INFO L168 Benchmark]: BuchiAutomizer took 5878.68 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 50.7 MB in the beginning and 70.5 MB in the end (delta: -19.8 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:06:25,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 528.32 ms. Allocated memory is still 94.4 MB. Free memory was 59.9 MB in the beginning and 64.4 MB in the end (delta: -4.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.80 ms. Allocated memory is still 94.4 MB. Free memory was 64.4 MB in the beginning and 62.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.57 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 61.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 491.00 ms. Allocated memory is still 94.4 MB. Free memory was 61.3 MB in the beginning and 50.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5878.68 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 50.7 MB in the beginning and 70.5 MB in the end (delta: -19.8 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: line 51575 column 1583: unknown constant v_DerPreprocessor_1 de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: line 51575 column 1583: unknown constant v_DerPreprocessor_1: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:06:25,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7fc0265-3ac4-4ea2-8a9f-a1ea08c6228d/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 1 Received shutdown request...