./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strdup.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strdup.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc --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 f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:46:29,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:46:29,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:46:29,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:46:29,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:46:29,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:46:29,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:46:29,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:46:29,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:46:29,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:46:29,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:46:29,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:46:29,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:46:29,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:46:29,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:46:29,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:46:29,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:46:29,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:46:29,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:46:29,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:46:29,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:46:29,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:46:29,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:46:29,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:46:29,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:46:29,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:46:29,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:46:29,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:46:29,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:46:29,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:46:29,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:46:29,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:46:29,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:46:29,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:46:29,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:46:29,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:46:29,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:46:29,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:46:29,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:46:29,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:46:29,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:46:29,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 20:46:29,368 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:46:29,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:46:29,368 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:46:29,369 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:46:29,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:46:29,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:46:29,370 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:46:29,370 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:46:29,371 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:46:29,371 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:46:29,371 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:46:29,371 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:46:29,371 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:46:29,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:46:29,372 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:46:29,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:46:29,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:46:29,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:46:29,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:46:29,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:46:29,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:46:29,373 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:46:29,373 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:46:29,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:46:29,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:46:29,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:46:29,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:46:29,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:46:29,375 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:46:29,375 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_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 [2022-11-02 20:46:29,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:46:29,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:46:29,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:46:29,724 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:46:29,725 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:46:29,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-dietlibc/strdup.i [2022-11-02 20:46:29,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/data/8e2c46794/de63041eb76d43eeb26155dabf5817f4/FLAGdd2337b25 [2022-11-02 20:46:30,403 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:46:30,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/sv-benchmarks/c/termination-dietlibc/strdup.i [2022-11-02 20:46:30,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/data/8e2c46794/de63041eb76d43eeb26155dabf5817f4/FLAGdd2337b25 [2022-11-02 20:46:30,688 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/data/8e2c46794/de63041eb76d43eeb26155dabf5817f4 [2022-11-02 20:46:30,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:46:30,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:46:30,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:46:30,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:46:30,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:46:30,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:30" (1/1) ... [2022-11-02 20:46:30,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c69ab8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:30, skipping insertion in model container [2022-11-02 20:46:30,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:30" (1/1) ... [2022-11-02 20:46:30,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:46:30,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:46:31,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:46:31,198 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:46:31,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:46:31,264 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:46:31,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31 WrapperNode [2022-11-02 20:46:31,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:46:31,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:46:31,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:46:31,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:46:31,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,312 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2022-11-02 20:46:31,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:46:31,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:46:31,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:46:31,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:46:31,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,339 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:46:31,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:46:31,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:46:31,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:46:31,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (1/1) ... [2022-11-02 20:46:31,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:31,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:31,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:31,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:46:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:46:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:46:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:46:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:46:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:46:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:46:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:46:31,599 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:46:31,601 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:46:31,930 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:46:31,936 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:46:31,937 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:46:31,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:31 BoogieIcfgContainer [2022-11-02 20:46:31,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:46:31,943 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:46:31,943 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:46:31,947 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:46:31,948 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:46:31,949 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:46:30" (1/3) ... [2022-11-02 20:46:31,950 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46b6a18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:46:31, skipping insertion in model container [2022-11-02 20:46:31,950 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:46:31,951 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:31" (2/3) ... [2022-11-02 20:46:31,951 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46b6a18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:46:31, skipping insertion in model container [2022-11-02 20:46:31,951 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:46:31,951 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:31" (3/3) ... [2022-11-02 20:46:31,953 INFO L332 chiAutomizerObserver]: Analyzing ICFG strdup.i [2022-11-02 20:46:32,026 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:46:32,026 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:46:32,026 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:46:32,027 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:46:32,027 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:46:32,027 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:46:32,027 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:46:32,027 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:46:32,033 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:32,056 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-02 20:46:32,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:32,056 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:32,061 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-02 20:46:32,061 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:46:32,062 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:46:32,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:32,066 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-02 20:46:32,066 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:32,066 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:32,067 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-02 20:46:32,067 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:46:32,076 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 10#L528true assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 16#L516true assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 13#L517-4true [2022-11-02 20:46:32,077 INFO L750 eck$LassoCheckResult]: Loop: 13#L517-4true call strlen_#t~mem8#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 6#L517-1true assume !!(0 != strlen_#t~mem8#1);havoc strlen_#t~mem8#1;strlen_#t~pre7#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;havoc strlen_#t~pre7#1; 14#L517-3true strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset; 13#L517-4true [2022-11-02 20:46:32,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:32,085 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-11-02 20:46:32,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:32,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942888785] [2022-11-02 20:46:32,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:32,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:32,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:32,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:32,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:32,317 INFO L85 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2022-11-02 20:46:32,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:32,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693999781] [2022-11-02 20:46:32,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:32,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:32,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:32,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:32,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:32,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2022-11-02 20:46:32,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:32,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926224596] [2022-11-02 20:46:32,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:32,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:32,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:32,443 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:32,998 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:32,998 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:32,999 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:32,999 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:32,999 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:46:32,999 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:32,999 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:33,000 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:33,000 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2022-11-02 20:46:33,000 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:33,000 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:33,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,069 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,513 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:33,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,115 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:34,120 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:46:34,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,125 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:46:34,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,214 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:46:34,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-11-02 20:46:34,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,294 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:46:34,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:34,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:34,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,377 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:46:34,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,461 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:46:34,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,551 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:46:34,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-11-02 20:46:34,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,624 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:46:34,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-02 20:46:34,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,686 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:46:34,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,784 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:46:34,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,861 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:34,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:34,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:34,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:46:34,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:34,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:34,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:34,938 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:34,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:34,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:46:34,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:34,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:34,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:34,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:34,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:34,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:34,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,032 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:35,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:35,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:35,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:46:35,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,112 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:46:35,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:35,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:35,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:35,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,188 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:46:35,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:35,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:35,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:35,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,259 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:46:35,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:35,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,272 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:46:35,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,273 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:46:35,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:35,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,344 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:46:35,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:35,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:35,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,443 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:46:35,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:35,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:35,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,536 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:46:35,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:35,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:35,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,608 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:46:35,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:35,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:35,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:35,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,685 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:35,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:46:35,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:35,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:35,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:35,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:35,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:35,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:35,740 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:46:35,801 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-11-02 20:46:35,801 INFO L444 ModelExtractionUtils]: 8 out of 34 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-02 20:46:35,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:35,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:35,804 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:35,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:46:35,827 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:46:35,866 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:46:35,867 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:46:35,867 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strlen_~s#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1) = -1*ULTIMATE.start_strlen_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1 Supporting invariants [] [2022-11-02 20:46:35,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:35,923 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-02 20:46:35,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:36,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:46:36,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:36,046 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:46:36,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:36,150 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-02 20:46:36,152 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:36,248 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 57 transitions. Complement of second has 7 states. [2022-11-02 20:46:36,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:46:36,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-11-02 20:46:36,260 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2022-11-02 20:46:36,261 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:36,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2022-11-02 20:46:36,262 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:36,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2022-11-02 20:46:36,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:36,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2022-11-02 20:46:36,274 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-02 20:46:36,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2022-11-02 20:46:36,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-02 20:46:36,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:46:36,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2022-11-02 20:46:36,281 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:46:36,282 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-02 20:46:36,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2022-11-02 20:46:36,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2022-11-02 20:46:36,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-11-02 20:46:36,311 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-02 20:46:36,311 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-02 20:46:36,311 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:46:36,312 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-11-02 20:46:36,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:46:36,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:36,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:36,315 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-02 20:46:36,316 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:46:36,316 INFO L748 eck$LassoCheckResult]: Stem: 137#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 135#L528 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 136#L516 assume strlen_~s#1.base == 0 && strlen_~s#1.offset == 0;strlen_#res#1 := 0; 147#L518 strdup_#t~ret9#1 := strlen_#res#1;assume { :end_inline_strlen } true;strdup_~l~0#1 := 1 + strdup_#t~ret9#1;havoc strdup_#t~ret9#1;call strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset := #Ultimate.allocOnHeap(strdup_~l~0#1 % 18446744073709551616);strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset := strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset;havoc strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset; 139#L523 assume !(strdup_~tmp~0#1.base == 0 && strdup_~tmp~0#1.offset == 0);assume { :begin_inline_memcpy } true;memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset, memcpy_#in~src#1.base, memcpy_#in~src#1.offset, memcpy_#in~n#1 := strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1;havoc memcpy_#res#1.base, memcpy_#res#1.offset;havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, memcpy_#t~mem5#1, memcpy_#t~post2#1, memcpy_~dst#1.base, memcpy_~dst#1.offset, memcpy_~src#1.base, memcpy_~src#1.offset, memcpy_~n#1, memcpy_~res~0#1.base, memcpy_~res~0#1.offset, memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset, memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~dst#1.base, memcpy_~dst#1.offset := memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset;memcpy_~src#1.base, memcpy_~src#1.offset := memcpy_#in~src#1.base, memcpy_#in~src#1.offset;memcpy_~n#1 := memcpy_#in~n#1;memcpy_~res~0#1.base, memcpy_~res~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;havoc memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;havoc memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_~src#1.base, memcpy_~src#1.offset; 140#L511-3 [2022-11-02 20:46:36,316 INFO L750 eck$LassoCheckResult]: Loop: 140#L511-3 memcpy_#t~post2#1 := memcpy_~n#1;memcpy_~n#1 := memcpy_#t~post2#1 - 1; 148#L511-1 assume !!(0 != memcpy_#t~post2#1 % 18446744073709551616);havoc memcpy_#t~post2#1;memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset := memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_#t~post3#1.base, 1 + memcpy_#t~post3#1.offset;memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset := memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_#t~post4#1.base, 1 + memcpy_#t~post4#1.offset;call memcpy_#t~mem5#1 := read~int(memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, 1);call write~int(memcpy_#t~mem5#1, memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, 1);havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset;havoc memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset;havoc memcpy_#t~mem5#1; 140#L511-3 [2022-11-02 20:46:36,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:36,319 INFO L85 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2022-11-02 20:46:36,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:36,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079882769] [2022-11-02 20:46:36,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:36,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:36,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:36,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:36,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:36,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079882769] [2022-11-02 20:46:36,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079882769] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:36,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:46:36,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:46:36,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823794917] [2022-11-02 20:46:36,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:36,687 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:46:36,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:36,688 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2022-11-02 20:46:36,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:36,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84090578] [2022-11-02 20:46:36,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:36,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:36,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:36,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:36,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:36,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:46:36,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:46:36,883 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:36,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:36,910 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2022-11-02 20:46:36,910 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2022-11-02 20:46:36,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:46:36,911 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2022-11-02 20:46:36,911 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-02 20:46:36,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-02 20:46:36,912 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2022-11-02 20:46:36,912 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:46:36,912 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-02 20:46:36,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2022-11-02 20:46:36,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-02 20:46:36,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:36,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-11-02 20:46:36,914 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-02 20:46:36,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:46:36,915 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-02 20:46:36,916 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:46:36,916 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-11-02 20:46:36,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:46:36,916 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:36,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:36,917 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:36,917 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:46:36,917 INFO L748 eck$LassoCheckResult]: Stem: 174#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 175#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 172#L528 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 173#L516 assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 178#L517-4 call strlen_#t~mem8#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 180#L517-1 assume !(0 != strlen_#t~mem8#1);havoc strlen_#t~mem8#1; 182#L517-5 strlen_#res#1 := strlen_~i~0#1; 184#L518 strdup_#t~ret9#1 := strlen_#res#1;assume { :end_inline_strlen } true;strdup_~l~0#1 := 1 + strdup_#t~ret9#1;havoc strdup_#t~ret9#1;call strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset := #Ultimate.allocOnHeap(strdup_~l~0#1 % 18446744073709551616);strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset := strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset;havoc strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset; 176#L523 assume !(strdup_~tmp~0#1.base == 0 && strdup_~tmp~0#1.offset == 0);assume { :begin_inline_memcpy } true;memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset, memcpy_#in~src#1.base, memcpy_#in~src#1.offset, memcpy_#in~n#1 := strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1;havoc memcpy_#res#1.base, memcpy_#res#1.offset;havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, memcpy_#t~mem5#1, memcpy_#t~post2#1, memcpy_~dst#1.base, memcpy_~dst#1.offset, memcpy_~src#1.base, memcpy_~src#1.offset, memcpy_~n#1, memcpy_~res~0#1.base, memcpy_~res~0#1.offset, memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset, memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~dst#1.base, memcpy_~dst#1.offset := memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset;memcpy_~src#1.base, memcpy_~src#1.offset := memcpy_#in~src#1.base, memcpy_#in~src#1.offset;memcpy_~n#1 := memcpy_#in~n#1;memcpy_~res~0#1.base, memcpy_~res~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;havoc memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;havoc memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_~src#1.base, memcpy_~src#1.offset; 177#L511-3 [2022-11-02 20:46:36,918 INFO L750 eck$LassoCheckResult]: Loop: 177#L511-3 memcpy_#t~post2#1 := memcpy_~n#1;memcpy_~n#1 := memcpy_#t~post2#1 - 1; 185#L511-1 assume !!(0 != memcpy_#t~post2#1 % 18446744073709551616);havoc memcpy_#t~post2#1;memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset := memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_#t~post3#1.base, 1 + memcpy_#t~post3#1.offset;memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset := memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_#t~post4#1.base, 1 + memcpy_#t~post4#1.offset;call memcpy_#t~mem5#1 := read~int(memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, 1);call write~int(memcpy_#t~mem5#1, memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, 1);havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset;havoc memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset;havoc memcpy_#t~mem5#1; 177#L511-3 [2022-11-02 20:46:36,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:36,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2022-11-02 20:46:36,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:36,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779341811] [2022-11-02 20:46:36,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:36,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:36,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:36,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:36,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:36,978 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2022-11-02 20:46:36,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:36,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011323295] [2022-11-02 20:46:36,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:36,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:36,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:36,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:37,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:37,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2022-11-02 20:46:37,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:37,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521834483] [2022-11-02 20:46:37,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:37,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:37,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:37,058 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:38,422 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:38,422 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:38,422 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:38,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:38,423 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:46:38,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:38,423 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:38,423 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2022-11-02 20:46:38,423 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:38,423 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:38,429 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:38,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:38,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:38,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,561 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,567 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,590 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,595 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:39,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:41,198 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:41,198 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:46:41,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,199 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:46:41,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:41,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:41,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:41,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-02 20:46:41,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,240 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:46:41,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:41,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:41,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:41,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-02 20:46:41,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,330 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:41,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:41,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:41,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:46:41,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,398 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:46:41,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:41,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:41,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,491 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:46:41,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:41,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:41,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,564 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:46:41,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:41,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:41,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,649 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:46:41,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:41,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:41,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,730 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:46:41,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:41,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:41,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:41,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 20:46:41,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,771 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:46:41,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:41,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:41,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,878 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,882 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 [2022-11-02 20:46:41,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:46:41,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:41,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:41,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:41,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:41,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:41,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:41,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:41,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:41,928 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:41,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:46:41,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:41,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:41,941 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-02 20:46:41,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:41,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:41,964 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-02 20:46:41,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:42,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:42,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:42,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:42,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:42,038 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:42,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:42,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:46:42,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:42,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:42,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:42,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:42,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:42,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:42,126 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:46:42,359 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2022-11-02 20:46:42,359 INFO L444 ModelExtractionUtils]: 54 out of 76 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-02 20:46:42,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:42,361 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:42,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:46:42,362 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:46:42,374 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-02 20:46:42,374 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:46:42,374 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2, ULTIMATE.start_memcpy_~c1~0#1.offset) = 18446744073709551615*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2 - 1*ULTIMATE.start_memcpy_~c1~0#1.offset Supporting invariants [18446744073709551615*v_rep(select #length ULTIMATE.start_memcpy_~c2~0#1.base)_1 - 1*v_rep(select #length ULTIMATE.start_memcpy_~c1~0#1.base)_1 >= 0] [2022-11-02 20:46:42,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:42,522 INFO L156 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2022-11-02 20:46:42,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:42,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-02 20:46:42,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:42,709 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-02 20:46:42,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-02 20:46:42,835 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-02 20:46:42,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-11-02 20:46:42,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:42,933 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-02 20:46:42,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-02 20:46:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:42,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:46:42,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:42,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:42,998 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 1 loop predicates [2022-11-02 20:46:42,999 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:43,082 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 19 transitions. Complement of second has 6 states. [2022-11-02 20:46:43,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:46:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:43,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2022-11-02 20:46:43,083 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-02 20:46:43,084 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:43,084 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-02 20:46:43,084 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:43,084 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-02 20:46:43,084 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:43,084 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 19 transitions. [2022-11-02 20:46:43,085 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:46:43,085 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-11-02 20:46:43,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:46:43,085 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:46:43,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:46:43,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:43,085 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:43,085 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:43,085 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:43,086 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:46:43,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:46:43,086 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:46:43,086 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:46:43,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:46:43 BoogieIcfgContainer [2022-11-02 20:46:43,093 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:46:43,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:46:43,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:46:43,093 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:46:43,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:31" (3/4) ... [2022-11-02 20:46:43,097 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:46:43,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:46:43,097 INFO L158 Benchmark]: Toolchain (without parser) took 12402.72ms. Allocated memory was 107.0MB in the beginning and 159.4MB in the end (delta: 52.4MB). Free memory was 69.1MB in the beginning and 118.3MB in the end (delta: -49.2MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2022-11-02 20:46:43,098 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:43,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.77ms. Allocated memory is still 107.0MB. Free memory was 69.0MB in the beginning and 77.0MB in the end (delta: -8.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:46:43,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.77ms. Allocated memory is still 107.0MB. Free memory was 77.0MB in the beginning and 75.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:46:43,099 INFO L158 Benchmark]: Boogie Preprocessor took 29.19ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 73.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:46:43,099 INFO L158 Benchmark]: RCFGBuilder took 596.49ms. Allocated memory is still 107.0MB. Free memory was 73.4MB in the beginning and 59.7MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:46:43,099 INFO L158 Benchmark]: BuchiAutomizer took 11149.60ms. Allocated memory was 107.0MB in the beginning and 159.4MB in the end (delta: 52.4MB). Free memory was 59.7MB in the beginning and 118.3MB in the end (delta: -58.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:43,100 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 159.4MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:43,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.77ms. Allocated memory is still 107.0MB. Free memory was 69.0MB in the beginning and 77.0MB in the end (delta: -8.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.77ms. Allocated memory is still 107.0MB. Free memory was 77.0MB in the beginning and 75.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.19ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 73.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 596.49ms. Allocated memory is still 107.0MB. Free memory was 73.4MB in the beginning and 59.7MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 11149.60ms. Allocated memory was 107.0MB in the beginning and 159.4MB in the end (delta: 52.4MB). Free memory was 59.7MB in the beginning and 118.3MB in the end (delta: -58.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 159.4MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 5 locations. One deterministic module has affine ranking function -1 * c1 + 18446744073709551615 * unknown-#length-unknown[in] and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 10.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 67 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 50 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 34 mSDtfsCounter, 25 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax100 hnf100 lsp93 ukn99 mio100 lsp53 div169 bol100 ite100 ukn100 eq172 hnf91 smp70 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 74ms VariablesStem: 15 VariablesLoop: 8 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:46:43,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f45b23-e2ff-422b-ae3b-5e6b32c0c2ff/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE