./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strdup.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 20:23:53,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:23:53,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:23:53,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:23:53,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:23:53,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:23:53,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:23:53,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:23:53,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:23:53,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:23:53,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:23:53,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:23:53,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:23:53,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:23:53,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:23:53,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:23:53,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:23:53,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:23:53,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:23:53,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:23:53,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:23:53,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:23:53,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:23:53,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:23:53,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:23:53,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:23:53,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:23:53,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:23:53,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:23:53,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:23:53,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:23:53,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:23:53,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:23:53,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:23:53,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:23:53,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:23:53,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:23:53,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:23:53,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:23:53,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:23:53,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:23:53,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-18 20:23:53,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:23:53,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:23:53,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:23:53,534 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:23:53,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:23:53,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:23:53,536 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:23:53,536 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 20:23:53,536 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 20:23:53,536 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 20:23:53,537 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 20:23:53,538 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 20:23:53,538 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 20:23:53,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:23:53,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:23:53,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:23:53,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:23:53,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 20:23:53,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 20:23:53,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 20:23:53,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:23:53,540 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 20:23:53,540 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:23:53,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 20:23:53,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:23:53,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:23:53,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:23:53,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:23:53,542 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 20:23:53,543 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_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 [2022-11-18 20:23:53,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:23:53,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:23:53,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:23:53,953 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:23:53,954 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:23:53,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-dietlibc/strdup.i [2022-11-18 20:23:54,053 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/data/e56a3d2b5/36b153fe97c34a32ad9eccd6e717357b/FLAG741fa4e8f [2022-11-18 20:23:54,721 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:23:54,723 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/sv-benchmarks/c/termination-dietlibc/strdup.i [2022-11-18 20:23:54,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/data/e56a3d2b5/36b153fe97c34a32ad9eccd6e717357b/FLAG741fa4e8f [2022-11-18 20:23:54,982 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/data/e56a3d2b5/36b153fe97c34a32ad9eccd6e717357b [2022-11-18 20:23:54,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:23:54,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:23:54,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:23:54,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:23:55,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:23:55,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:23:54" (1/1) ... [2022-11-18 20:23:55,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55, skipping insertion in model container [2022-11-18 20:23:55,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:23:54" (1/1) ... [2022-11-18 20:23:55,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:23:55,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:23:55,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:23:55,574 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:23:55,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:23:55,680 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:23:55,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55 WrapperNode [2022-11-18 20:23:55,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:23:55,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:23:55,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:23:55,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:23:55,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,778 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2022-11-18 20:23:55,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:23:55,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:23:55,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:23:55,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:23:55,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:23:55,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:23:55,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:23:55,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:23:55,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (1/1) ... [2022-11-18 20:23:55,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:55,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:55,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:55,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 20:23:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:23:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:23:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:23:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:23:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:23:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:23:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:23:56,029 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:23:56,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:23:56,279 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:23:56,286 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:23:56,286 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 20:23:56,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:56 BoogieIcfgContainer [2022-11-18 20:23:56,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:23:56,290 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 20:23:56,290 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 20:23:56,296 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 20:23:56,297 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:23:56,297 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:23:54" (1/3) ... [2022-11-18 20:23:56,298 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f9ed362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:23:56, skipping insertion in model container [2022-11-18 20:23:56,298 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:23:56,298 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:23:55" (2/3) ... [2022-11-18 20:23:56,299 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f9ed362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:23:56, skipping insertion in model container [2022-11-18 20:23:56,299 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:23:56,299 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:56" (3/3) ... [2022-11-18 20:23:56,301 INFO L332 chiAutomizerObserver]: Analyzing ICFG strdup.i [2022-11-18 20:23:56,398 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 20:23:56,398 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 20:23:56,398 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 20:23:56,399 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 20:23:56,399 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 20:23:56,399 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 20:23:56,399 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 20:23:56,400 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 20:23:56,405 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) [2022-11-18 20:23:56,428 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:23:56,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:23:56,429 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:23:56,440 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-18 20:23:56,441 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:23:56,441 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 20:23:56,442 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) [2022-11-18 20:23:56,446 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:23:56,447 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:23:56,447 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:23:56,447 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-18 20:23:56,448 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:23:56,458 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 [2022-11-18 20:23:56,460 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 [2022-11-18 20:23:56,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:23:56,473 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-11-18 20:23:56,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:23:56,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548688576] [2022-11-18 20:23:56,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:23:56,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:23:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:23:56,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:23:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:23:56,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:23:56,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:23:56,775 INFO L85 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2022-11-18 20:23:56,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:23:56,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280839478] [2022-11-18 20:23:56,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:23:56,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:23:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:23:56,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:23:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:23:56,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:23:56,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:23:56,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2022-11-18 20:23:56,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:23:56,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839388015] [2022-11-18 20:23:56,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:23:56,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:23:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:23:56,891 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:23:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:23:56,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:23:57,751 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:23:57,751 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:23:57,752 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:23:57,752 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:23:57,752 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:23:57,752 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:57,752 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:23:57,753 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:23:57,754 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2022-11-18 20:23:57,754 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:23:57,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:23:57,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,803 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,812 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:57,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,216 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,237 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,243 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:23:58,785 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:23:58,807 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:23:58,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:58,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:58,815 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:58,818 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 [2022-11-18 20:23:58,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 20:23:58,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:58,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:58,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:58,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:58,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:58,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:58,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:58,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:58,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:58,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:58,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:58,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:58,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 20:23:58,876 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 [2022-11-18 20:23:58,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:58,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:58,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:58,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:58,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:58,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:58,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:58,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:58,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:58,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:58,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:58,921 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:58,928 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 [2022-11-18 20:23:58,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 20:23:58,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:58,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:58,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:58,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:58,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:58,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:58,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:58,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:58,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:58,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:58,973 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:58,977 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 [2022-11-18 20:23:58,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:58,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:58,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:58,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:58,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:58,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:58,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:58,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 20:23:59,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,026 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,040 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 [2022-11-18 20:23:59,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 20:23:59,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,083 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 20:23:59,086 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 [2022-11-18 20:23:59,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,133 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,148 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 [2022-11-18 20:23:59,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 20:23:59,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,185 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 20:23:59,190 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 [2022-11-18 20:23:59,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,221 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 20:23:59,242 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 [2022-11-18 20:23:59,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,274 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,280 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 [2022-11-18 20:23:59,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 20:23:59,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,339 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,343 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 [2022-11-18 20:23:59,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 20:23:59,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:59,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:59,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,380 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,385 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 [2022-11-18 20:23:59,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 20:23:59,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,425 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 20:23:59,441 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 [2022-11-18 20:23:59,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,476 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,484 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 [2022-11-18 20:23:59,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:23:59,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 20:23:59,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,529 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,533 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 [2022-11-18 20:23:59,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:23:59,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,546 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 20:23:59,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:23:59,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:23:59,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 20:23:59,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,557 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 20:23:59,564 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 [2022-11-18 20:23:59,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:59,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:59,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,635 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 20:23:59,640 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 [2022-11-18 20:23:59,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:59,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:59,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,705 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,714 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 [2022-11-18 20:23:59,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 20:23:59,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:59,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:59,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,756 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 20:23:59,761 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 [2022-11-18 20:23:59,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:59,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:59,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:23:59,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 20:23:59,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,809 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:23:59,825 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 [2022-11-18 20:23:59,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 20:23:59,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:23:59,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:23:59,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:23:59,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:23:59,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:23:59,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:23:59,891 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:23:59,960 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2022-11-18 20:23:59,960 INFO L444 ModelExtractionUtils]: 8 out of 34 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-18 20:23:59,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:23:59,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:23:59,983 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:00,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 20:24:00,040 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:24:00,067 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:24:00,067 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:24:00,068 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 [] [2022-11-18 20:24:00,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:00,105 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-18 20:24:00,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:00,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-18 20:24:00,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:24:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:00,238 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 20:24:00,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:24:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:24:00,335 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 [2022-11-18 20:24:00,337 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) [2022-11-18 20:24:00,413 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. [2022-11-18 20:24:00,415 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 [2022-11-18 20:24:00,420 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) [2022-11-18 20:24:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-11-18 20:24:00,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2022-11-18 20:24:00,423 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:24:00,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2022-11-18 20:24:00,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:24:00,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2022-11-18 20:24:00,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:24:00,425 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2022-11-18 20:24:00,428 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-18 20:24:00,431 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2022-11-18 20:24:00,433 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-18 20:24:00,433 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-18 20:24:00,434 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2022-11-18 20:24:00,434 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:24:00,434 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-18 20:24:00,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2022-11-18 20:24:00,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2022-11-18 20:24:00,461 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) [2022-11-18 20:24:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-11-18 20:24:00,462 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-18 20:24:00,462 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-18 20:24:00,463 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 20:24:00,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-11-18 20:24:00,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:24:00,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:24:00,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:24:00,464 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-18 20:24:00,464 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:24:00,465 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 [2022-11-18 20:24:00,465 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 [2022-11-18 20:24:00,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:00,466 INFO L85 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2022-11-18 20:24:00,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:24:00,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056652903] [2022-11-18 20:24:00,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:24:00,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:24:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:00,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:00,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:24:00,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:24:00,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056652903] [2022-11-18 20:24:00,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056652903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:24:00,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:24:00,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:24:00,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508127193] [2022-11-18 20:24:00,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:24:00,750 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:24:00,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:00,750 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2022-11-18 20:24:00,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:24:00,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526965655] [2022-11-18 20:24:00,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:24:00,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:24:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:00,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:24:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:00,772 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:24:00,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:24:00,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:24:00,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:24:00,912 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) [2022-11-18 20:24:00,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:24:00,938 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2022-11-18 20:24:00,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2022-11-18 20:24:00,939 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:24:00,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2022-11-18 20:24:00,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-18 20:24:00,939 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-18 20:24:00,940 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2022-11-18 20:24:00,940 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:24:00,940 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-18 20:24:00,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2022-11-18 20:24:00,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-18 20:24:00,941 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) [2022-11-18 20:24:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-11-18 20:24:00,942 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-18 20:24:00,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:24:00,943 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-18 20:24:00,943 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 20:24:00,943 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-11-18 20:24:00,944 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:24:00,944 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:24:00,944 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:24:00,944 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:24:00,944 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:24:00,945 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 [2022-11-18 20:24:00,945 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 [2022-11-18 20:24:00,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:00,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2022-11-18 20:24:00,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:24:00,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573142484] [2022-11-18 20:24:00,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:24:00,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:24:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:00,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:24:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:00,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:24:00,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:00,987 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2022-11-18 20:24:00,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:24:00,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479851249] [2022-11-18 20:24:00,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:24:00,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:24:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:00,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:24:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:01,002 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:24:01,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:01,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2022-11-18 20:24:01,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:24:01,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172233091] [2022-11-18 20:24:01,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:24:01,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:24:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:01,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:24:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:24:01,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:24:02,380 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:24:02,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:24:02,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:24:02,381 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:24:02,381 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:24:02,381 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:02,381 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:24:02,381 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:24:02,381 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2022-11-18 20:24:02,381 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:24:02,382 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:24:02,387 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:02,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:02,392 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:02,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,509 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,523 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:03,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:24:05,100 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:24:05,100 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:24:05,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,104 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,111 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 [2022-11-18 20:24:05,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:24:05,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:24:05,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:24:05,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 20:24:05,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,146 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,150 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 [2022-11-18 20:24:05,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:24:05,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:24:05,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:24:05,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 20:24:05,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,181 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,186 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 [2022-11-18 20:24:05,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 20:24:05,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:24:05,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:24:05,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:24:05,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,227 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,230 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 [2022-11-18 20:24:05,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 20:24:05,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:24:05,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,276 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,279 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 [2022-11-18 20:24:05,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:24:05,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 20:24:05,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,316 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,324 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 [2022-11-18 20:24:05,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:24:05,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 20:24:05,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,373 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,377 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 [2022-11-18 20:24:05,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 20:24:05,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:24:05,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,427 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,431 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 [2022-11-18 20:24:05,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:24:05,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:24:05,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:24:05,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 20:24:05,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,472 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:24:05,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:24:05,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 20:24:05,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,514 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,517 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 [2022-11-18 20:24:05,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:24:05,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:24:05,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:24:05,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-18 20:24:05,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,556 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,563 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 [2022-11-18 20:24:05,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,577 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-18 20:24:05,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-18 20:24:05,594 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-18 20:24:05,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:24:05,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:05,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,641 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,645 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 [2022-11-18 20:24:05,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-18 20:24:05,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:24:05,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:24:05,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:24:05,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:24:05,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:24:05,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:24:05,729 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:24:05,876 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2022-11-18 20:24:05,876 INFO L444 ModelExtractionUtils]: 62 out of 76 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-18 20:24:05,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:24:05,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:24:05,878 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:24:05,884 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:24:05,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-18 20:24:05,912 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-18 20:24:05,913 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:24:05,913 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] [2022-11-18 20:24:05,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:06,030 INFO L156 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2022-11-18 20:24:06,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:06,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-18 20:24:06,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:24:06,170 INFO L350 Elim1Store]: Elim1 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 [2022-11-18 20:24:06,176 INFO L350 Elim1Store]: Elim1 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 [2022-11-18 20:24:06,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-18 20:24:06,273 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-18 20:24:06,273 INFO L350 Elim1Store]: Elim1 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 [2022-11-18 20:24:06,304 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-18 20:24:06,304 INFO L350 Elim1Store]: Elim1 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 [2022-11-18 20:24:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:06,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-18 20:24:06,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:24:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:24:06,356 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 [2022-11-18 20:24:06,356 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) [2022-11-18 20:24:06,434 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. [2022-11-18 20:24:06,435 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 [2022-11-18 20:24:06,436 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) [2022-11-18 20:24:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2022-11-18 20:24:06,436 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-18 20:24:06,436 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:24:06,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-18 20:24:06,437 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:24:06,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-18 20:24:06,437 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:24:06,437 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 19 transitions. [2022-11-18 20:24:06,438 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:24:06,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-11-18 20:24:06,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 20:24:06,438 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 20:24:06,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 20:24:06,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:24:06,439 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:24:06,439 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:24:06,439 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:24:06,439 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 20:24:06,439 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:24:06,440 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:24:06,440 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 20:24:06,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 08:24:06 BoogieIcfgContainer [2022-11-18 20:24:06,447 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 20:24:06,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:24:06,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:24:06,448 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:24:06,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:56" (3/4) ... [2022-11-18 20:24:06,451 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 20:24:06,451 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:24:06,452 INFO L158 Benchmark]: Toolchain (without parser) took 11458.12ms. Allocated memory was 127.9MB in the beginning and 201.3MB in the end (delta: 73.4MB). Free memory was 94.0MB in the beginning and 152.3MB in the end (delta: -58.3MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-11-18 20:24:06,452 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:24:06,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.65ms. Allocated memory is still 127.9MB. Free memory was 93.6MB in the beginning and 97.2MB in the end (delta: -3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:24:06,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.03ms. Allocated memory is still 127.9MB. Free memory was 97.2MB in the beginning and 95.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:24:06,453 INFO L158 Benchmark]: Boogie Preprocessor took 40.89ms. Allocated memory is still 127.9MB. Free memory was 95.2MB in the beginning and 93.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:24:06,454 INFO L158 Benchmark]: RCFGBuilder took 465.63ms. Allocated memory is still 127.9MB. Free memory was 93.8MB in the beginning and 80.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:24:06,454 INFO L158 Benchmark]: BuchiAutomizer took 10156.95ms. Allocated memory was 127.9MB in the beginning and 201.3MB in the end (delta: 73.4MB). Free memory was 80.5MB in the beginning and 152.3MB in the end (delta: -71.8MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2022-11-18 20:24:06,455 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 201.3MB. Free memory is still 152.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:24:06,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.65ms. Allocated memory is still 127.9MB. Free memory was 93.6MB in the beginning and 97.2MB in the end (delta: -3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.03ms. Allocated memory is still 127.9MB. Free memory was 97.2MB in the beginning and 95.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.89ms. Allocated memory is still 127.9MB. Free memory was 95.2MB in the beginning and 93.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.63ms. Allocated memory is still 127.9MB. Free memory was 93.8MB in the beginning and 80.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 10156.95ms. Allocated memory was 127.9MB in the beginning and 201.3MB in the end (delta: 73.4MB). Free memory was 80.5MB in the beginning and 152.3MB in the end (delta: -71.8MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 201.3MB. Free memory is still 152.3MB. 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 10.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 9.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. 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, 70 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 50 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 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: 76ms 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! [2022-11-18 20:24:06,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1739e1e7-b9d1-491a-9511-982a3094a444/bin/uautomizer-TMbwUNV5ro/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