./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY --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 559e107295e09fd2cab38095fb07c9788049644cdf9fb643aef126dd533f8d97 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:40:40,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:40:40,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:40:40,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:40:40,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:40:40,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:40:40,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:40:40,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:40:40,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:40:40,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:40:40,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:40:40,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:40:40,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:40:40,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:40:40,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:40:40,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:40:40,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:40:40,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:40:40,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:40:40,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:40:40,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:40:40,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:40:40,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:40:40,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:40:40,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:40:40,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:40:40,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:40:40,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:40:40,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:40:40,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:40:40,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:40:40,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:40:40,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:40:40,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:40:40,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:40:40,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:40:40,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:40:40,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:40:40,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:40:40,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:40:40,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:40:40,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-07 07:40:40,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:40:40,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:40:40,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:40:40,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:40:40,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:40:40,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:40:40,390 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:40:40,390 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-07 07:40:40,391 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-07 07:40:40,391 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-07 07:40:40,392 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-07 07:40:40,393 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-07 07:40:40,393 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-07 07:40:40,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:40:40,393 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 07:40:40,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 07:40:40,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:40:40,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-07 07:40:40,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-07 07:40:40,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-07 07:40:40,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:40:40,395 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-07 07:40:40,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:40:40,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-07 07:40:40,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:40:40,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:40:40,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:40:40,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 07:40:40,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:40:40,401 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-07 07:40:40,401 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_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 559e107295e09fd2cab38095fb07c9788049644cdf9fb643aef126dd533f8d97 [2021-11-07 07:40:40,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:40:40,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:40:40,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:40:40,806 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:40:40,807 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:40:40,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i [2021-11-07 07:40:40,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/data/11fb931f7/fb60104c2aa641818e7f4b08ed7c81ce/FLAGab08cc881 [2021-11-07 07:40:41,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:40:41,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i [2021-11-07 07:40:41,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/data/11fb931f7/fb60104c2aa641818e7f4b08ed7c81ce/FLAGab08cc881 [2021-11-07 07:40:41,915 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/data/11fb931f7/fb60104c2aa641818e7f4b08ed7c81ce [2021-11-07 07:40:41,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:40:41,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:40:41,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:40:41,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:40:41,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:40:41,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:40:41" (1/1) ... [2021-11-07 07:40:41,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee86e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:41, skipping insertion in model container [2021-11-07 07:40:41,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:40:41" (1/1) ... [2021-11-07 07:40:41,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:40:42,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:40:42,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:40:42,429 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 07:40:42,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:40:42,552 INFO L208 MainTranslator]: Completed translation [2021-11-07 07:40:42,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42 WrapperNode [2021-11-07 07:40:42,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 07:40:42,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 07:40:42,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 07:40:42,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 07:40:42,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 07:40:42,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 07:40:42,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 07:40:42,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 07:40:42,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 07:40:42,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 07:40:42,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 07:40:42,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 07:40:42,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (1/1) ... [2021-11-07 07:40:42,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:42,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:42,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:42,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-07 07:40:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 07:40:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 07:40:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 07:40:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 07:40:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 07:40:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 07:40:43,216 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 07:40:43,217 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-07 07:40:43,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:40:43 BoogieIcfgContainer [2021-11-07 07:40:43,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 07:40:43,220 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-07 07:40:43,220 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-07 07:40:43,238 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-07 07:40:43,239 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 07:40:43,240 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 07:40:41" (1/3) ... [2021-11-07 07:40:43,242 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ee04547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 07:40:43, skipping insertion in model container [2021-11-07 07:40:43,242 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 07:40:43,242 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:42" (2/3) ... [2021-11-07 07:40:43,243 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ee04547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 07:40:43, skipping insertion in model container [2021-11-07 07:40:43,243 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 07:40:43,243 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:40:43" (3/3) ... [2021-11-07 07:40:43,245 INFO L389 chiAutomizerObserver]: Analyzing ICFG cstrcat-alloca-1.i [2021-11-07 07:40:43,323 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-07 07:40:43,323 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-07 07:40:43,323 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-07 07:40:43,324 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-07 07:40:43,324 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-07 07:40:43,324 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-07 07:40:43,324 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-07 07:40:43,325 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-07 07:40:43,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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) [2021-11-07 07:40:43,367 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-07 07:40:43,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 07:40:43,368 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 07:40:43,375 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-07 07:40:43,376 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-07 07:40:43,376 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-07 07:40:43,377 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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) [2021-11-07 07:40:43,379 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-07 07:40:43,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 07:40:43,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 07:40:43,380 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-07 07:40:43,380 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-07 07:40:43,389 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length1~0, main_~length2~0, main_~length3~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet7;havoc main_#t~nondet7;main_~length2~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~length3~0 := main_#t~nondet9;havoc main_#t~nondet9; 6#L560true assume !(main_~length1~0 < 1); 12#L560-2true assume !(main_~length2~0 < 2); 13#L563-1true assume !(main_~length3~0 < 1); 14#L566-1true assume !(main_~length2~0 - main_~length3~0 < main_~length1~0 || main_~length3~0 > main_~length2~0);call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length3~0 - 1), 1);cstrcat_#in~s1.base, cstrcat_#in~s1.offset, cstrcat_#in~s2.base, cstrcat_#in~s2.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~nondetString1~0.base, main_~nondetString1~0.offset;havoc cstrcat_#res.base, cstrcat_#res.offset;havoc cstrcat_#t~post3.base, cstrcat_#t~post3.offset, cstrcat_#t~mem2, cstrcat_#t~post4.base, cstrcat_#t~post4.offset, cstrcat_#t~post5.base, cstrcat_#t~post5.offset, cstrcat_#t~mem6, cstrcat_~s1.base, cstrcat_~s1.offset, cstrcat_~s2.base, cstrcat_~s2.offset, cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s1.base, cstrcat_~s1.offset := cstrcat_#in~s1.base, cstrcat_#in~s1.offset;cstrcat_~s2.base, cstrcat_~s2.offset := cstrcat_#in~s2.base, cstrcat_#in~s2.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_~s1.base, cstrcat_~s1.offset; 7#L550-3true [2021-11-07 07:40:43,389 INFO L793 eck$LassoCheckResult]: Loop: 7#L550-3true call cstrcat_#t~mem2 := read~int(cstrcat_~s~0.base, cstrcat_~s~0.offset, 1); 15#L550-1true assume !!(0 != cstrcat_#t~mem2);havoc cstrcat_#t~mem2;cstrcat_#t~post3.base, cstrcat_#t~post3.offset := cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_#t~post3.base, 1 + cstrcat_#t~post3.offset;havoc cstrcat_#t~post3.base, cstrcat_#t~post3.offset; 7#L550-3true [2021-11-07 07:40:43,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:40:43,397 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2021-11-07 07:40:43,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:40:43,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550869158] [2021-11-07 07:40:43,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:40:43,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:40:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 07:40:43,555 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 07:40:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 07:40:43,614 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 07:40:43,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:40:43,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2021-11-07 07:40:43,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:40:43,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746896584] [2021-11-07 07:40:43,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:40:43,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:40:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 07:40:43,630 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 07:40:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 07:40:43,638 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 07:40:43,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:40:43,641 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2021-11-07 07:40:43,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 07:40:43,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756022469] [2021-11-07 07:40:43,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:40:43,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 07:40:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 07:40:43,675 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 07:40:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 07:40:43,739 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 07:40:44,880 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 07:40:44,881 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 07:40:44,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 07:40:44,881 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 07:40:44,881 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 07:40:44,882 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:44,882 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 07:40:44,882 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 07:40:44,882 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcat-alloca-1.i_Iteration1_Lasso [2021-11-07 07:40:44,883 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 07:40:44,883 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 07:40:44,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:44,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:45,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:45,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:45,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 07:40:46,052 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 07:40:46,057 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 07:40:46,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-07 07:40:46,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,176 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-07 07:40:46,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,263 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-07 07:40:46,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,349 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-07 07:40:46,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,403 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-07 07:40:46,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:46,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:46,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,503 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-07 07:40:46,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,582 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-07 07:40:46,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-07 07:40:46,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:46,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:46,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-11-07 07:40:46,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,734 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-07 07:40:46,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,794 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-07 07:40:46,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,833 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-07 07:40:46,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,861 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:46,861 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:46,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,923 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:46,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-07 07:40:46,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:46,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:46,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:46,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:46,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:46,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:46,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:46,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:46,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:46,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:46,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:46,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:46,995 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:47,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:47,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:47,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-07 07:40:47,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,078 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:47,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:47,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:47,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-07 07:40:47,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,161 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-07 07:40:47,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:47,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:47,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:47,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,215 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-07 07:40:47,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:47,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:47,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:47,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,271 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-07 07:40:47,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:47,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:47,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,316 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-07 07:40:47,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 07:40:47,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 07:40:47,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 07:40:47,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-11-07 07:40:47,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,362 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-07 07:40:47,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:47,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:47,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,457 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:47,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:47,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-07 07:40:47,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 07:40:47,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,547 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-07 07:40:47,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 07:40:47,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 07:40:47,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 07:40:47,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 07:40:47,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 07:40:47,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 07:40:47,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 07:40:47,621 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-07 07:40:47,687 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-11-07 07:40:47,688 INFO L444 ModelExtractionUtils]: 41 out of 49 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-11-07 07:40:47,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 07:40:47,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:47,699 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:47,701 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-07 07:40:47,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-07 07:40:47,733 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-07 07:40:47,733 INFO L513 LassoAnalysis]: Proved termination. [2021-11-07 07:40:47,734 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1, ULTIMATE.start_cstrcat_~s~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1 - 1*ULTIMATE.start_cstrcat_~s~0.offset Supporting invariants [] [2021-11-07 07:40:47,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:47,820 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2021-11-07 07:40:47,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:40:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:40:47,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 07:40:47,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 07:40:48,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-07 07:40:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:40:48,038 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 07:40:48,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 07:40:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:40:48,114 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-07 07:40:48,116 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-07 07:40:48,207 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 32 states and 42 transitions. Complement of second has 8 states. [2021-11-07 07:40:48,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-07 07:40:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-07 07:40:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2021-11-07 07:40:48,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 2 letters. [2021-11-07 07:40:48,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 07:40:48,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 8 letters. Loop has 2 letters. [2021-11-07 07:40:48,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 07:40:48,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 4 letters. [2021-11-07 07:40:48,215 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 07:40:48,216 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2021-11-07 07:40:48,220 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 07:40:48,222 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-11-07 07:40:48,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-07 07:40:48,223 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-07 07:40:48,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-07 07:40:48,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 07:40:48,224 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 07:40:48,224 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 07:40:48,225 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 07:40:48,225 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-07 07:40:48,225 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-07 07:40:48,225 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 07:40:48,225 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-07 07:40:48,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 07:40:48 BoogieIcfgContainer [2021-11-07 07:40:48,233 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-07 07:40:48,233 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 07:40:48,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 07:40:48,234 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 07:40:48,234 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:40:43" (3/4) ... [2021-11-07 07:40:48,238 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 07:40:48,238 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 07:40:48,240 INFO L168 Benchmark]: Toolchain (without parser) took 6319.07 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 87.0 MB in the beginning and 117.4 MB in the end (delta: -30.4 MB). Peak memory consumption was 3.9 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:48,241 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:40:48,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.48 ms. Allocated memory is still 121.6 MB. Free memory was 86.7 MB in the beginning and 92.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:48,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.13 ms. Allocated memory is still 121.6 MB. Free memory was 92.7 MB in the beginning and 90.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:48,243 INFO L168 Benchmark]: Boogie Preprocessor took 65.56 ms. Allocated memory is still 121.6 MB. Free memory was 90.6 MB in the beginning and 90.0 MB in the end (delta: 696.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:40:48,244 INFO L168 Benchmark]: RCFGBuilder took 519.01 ms. Allocated memory is still 121.6 MB. Free memory was 89.3 MB in the beginning and 78.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:48,245 INFO L168 Benchmark]: BuchiAutomizer took 5012.42 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 78.8 MB in the beginning and 118.4 MB in the end (delta: -39.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:40:48,245 INFO L168 Benchmark]: Witness Printer took 5.06 ms. Allocated memory is still 155.2 MB. Free memory was 118.4 MB in the beginning and 117.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:48,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 628.48 ms. Allocated memory is still 121.6 MB. Free memory was 86.7 MB in the beginning and 92.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.13 ms. Allocated memory is still 121.6 MB. Free memory was 92.7 MB in the beginning and 90.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.56 ms. Allocated memory is still 121.6 MB. Free memory was 90.6 MB in the beginning and 90.0 MB in the end (delta: 696.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 519.01 ms. Allocated memory is still 121.6 MB. Free memory was 89.3 MB in the beginning and 78.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5012.42 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 78.8 MB in the beginning and 118.4 MB in the end (delta: -39.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.06 ms. Allocated memory is still 155.2 MB. Free memory was 118.4 MB in the beginning and 117.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 16 SDtfs, 17 SDslu, 7 SDs, 0 SdLazy, 7 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital187 mio100 ax109 hnf100 lsp88 ukn78 mio100 lsp50 div100 bol100 ite100 ukn100 eq186 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-07 07:40:48,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9756ab3-0d72-4f78-beef-3bfdceec72c0/bin/uautomizer-AkOaLMaTGY/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