./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer --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 0e5de97577f46d865036abdb75ab0d17479e10b3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:52:12,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:52:12,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:52:12,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:52:12,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:52:12,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:52:12,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:52:12,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:52:12,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:52:12,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:52:12,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:52:12,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:52:12,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:52:12,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:52:12,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:52:12,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:52:12,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:52:12,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:52:12,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:52:12,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:52:12,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:52:12,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:52:12,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:52:12,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:52:12,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:52:12,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:52:12,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:52:12,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:52:12,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:52:12,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:52:12,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:52:12,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:52:12,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:52:12,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:52:12,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:52:12,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:52:12,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:52:12,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:52:12,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:52:12,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:52:12,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:52:12,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:52:12,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:52:12,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:52:12,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:52:12,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:52:12,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:52:12,310 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:52:12,310 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:52:12,310 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:52:12,311 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:52:12,311 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:52:12,311 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:52:12,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:52:12,311 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:52:12,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:52:12,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:52:12,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:52:12,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:52:12,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:52:12,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:52:12,313 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:52:12,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:52:12,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:52:12,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:52:12,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:52:12,314 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:52:12,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:52:12,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:52:12,314 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:52:12,315 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:52:12,315 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer 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 -> 0e5de97577f46d865036abdb75ab0d17479e10b3 [2019-11-25 08:52:12,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:52:12,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:52:12,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:52:12,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:52:12,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:52:12,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i [2019-11-25 08:52:12,526 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/data/6a88cc687/6d639d3302924de69659ed0a57d6668e/FLAG4c039cea4 [2019-11-25 08:52:12,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:52:12,904 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i [2019-11-25 08:52:12,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/data/6a88cc687/6d639d3302924de69659ed0a57d6668e/FLAG4c039cea4 [2019-11-25 08:52:12,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/data/6a88cc687/6d639d3302924de69659ed0a57d6668e [2019-11-25 08:52:12,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:52:12,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:52:12,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:52:12,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:52:12,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:52:12,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:52:12" (1/1) ... [2019-11-25 08:52:12,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650942c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:12, skipping insertion in model container [2019-11-25 08:52:12,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:52:12" (1/1) ... [2019-11-25 08:52:12,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:52:12,950 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:52:13,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:52:13,217 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:52:13,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:52:13,256 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:52:13,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13 WrapperNode [2019-11-25 08:52:13,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:52:13,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:52:13,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:52:13,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:52:13,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:52:13,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:52:13,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:52:13,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:52:13,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... [2019-11-25 08:52:13,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:52:13,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:52:13,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:52:13,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:52:13,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:52:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 08:52:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-25 08:52:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-25 08:52:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-25 08:52:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-25 08:52:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:52:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:52:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:52:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:52:13,637 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:52:13,637 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-25 08:52:13,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:52:13 BoogieIcfgContainer [2019-11-25 08:52:13,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:52:13,639 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:52:13,639 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:52:13,642 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:52:13,643 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:52:13,643 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:52:12" (1/3) ... [2019-11-25 08:52:13,644 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@97618c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:52:13, skipping insertion in model container [2019-11-25 08:52:13,644 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:52:13,644 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:13" (2/3) ... [2019-11-25 08:52:13,645 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@97618c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:52:13, skipping insertion in model container [2019-11-25 08:52:13,645 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:52:13,645 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:52:13" (3/3) ... [2019-11-25 08:52:13,648 INFO L371 chiAutomizerObserver]: Analyzing ICFG mutual_simple2.i [2019-11-25 08:52:13,726 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:52:13,726 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:52:13,727 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:52:13,727 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:52:13,737 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:52:13,737 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:52:13,737 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:52:13,737 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:52:13,756 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2019-11-25 08:52:13,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-25 08:52:13,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:13,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:13,797 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:52:13,797 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:52:13,798 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:52:13,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2019-11-25 08:52:13,802 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-25 08:52:13,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:13,803 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:13,803 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:52:13,803 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:52:13,812 INFO L794 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet9, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call write~int(main_#t~nondet9, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet9; 16#L44true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 15#fENTRYtrue [2019-11-25 08:52:13,817 INFO L796 eck$LassoCheckResult]: Loop: 15#fENTRYtrue ~q.base, ~q.offset := #in~q.base, #in~q.offset;~r.base, ~r.offset := #in~r.base, #in~r.offset;call ULTIMATE.dealloc(~r.base, ~r.offset);call #t~mem1 := read~int(~q.base, ~q.offset, 4); 17#L14true assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~s~0.base, ~s~0.offset := #t~malloc2.base, #t~malloc2.offset;call #t~mem3 := read~int(~q.base, ~q.offset, 4);#t~post4 := #t~mem3;call write~int(#t~post4 - 1, ~q.base, ~q.offset, 4);havoc #t~post4;havoc #t~mem3; 4#L21true call g(~q.base, ~q.offset, ~s~0.base, ~s~0.offset);< 13#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~s.base, ~s.offset := #in~s.base, #in~s.offset;call ULTIMATE.dealloc(~s.base, ~s.offset);call #t~mem5 := read~int(~p.base, ~p.offset, 4); 14#L27true assume !(#t~mem5 < 0);havoc #t~mem5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);~r~0.base, ~r~0.offset := #t~malloc6.base, #t~malloc6.offset; 5#L33true call f(~p.base, ~p.offset, ~r~0.base, ~r~0.offset);< 15#fENTRYtrue [2019-11-25 08:52:13,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:13,823 INFO L82 PathProgramCache]: Analyzing trace with hash 43767, now seen corresponding path program 1 times [2019-11-25 08:52:13,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:13,832 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68990884] [2019-11-25 08:52:13,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:14,034 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:14,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:14,036 INFO L82 PathProgramCache]: Analyzing trace with hash 891860259, now seen corresponding path program 1 times [2019-11-25 08:52:14,036 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:14,036 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885687294] [2019-11-25 08:52:14,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:14,143 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:14,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:14,148 INFO L82 PathProgramCache]: Analyzing trace with hash -306262119, now seen corresponding path program 1 times [2019-11-25 08:52:14,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:14,149 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077901351] [2019-11-25 08:52:14,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:14,243 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:14,422 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-11-25 08:52:14,535 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-11-25 08:52:14,679 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-11-25 08:52:14,989 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2019-11-25 08:52:15,590 WARN L192 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2019-11-25 08:52:15,951 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2019-11-25 08:52:16,178 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-25 08:52:16,250 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:16,252 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:16,252 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:16,252 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:16,252 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:52:16,253 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:16,253 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:16,253 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:16,253 INFO L133 ssoRankerPreferences]: Filename of dumped script: mutual_simple2.i_Iteration1_Lasso [2019-11-25 08:52:16,254 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:16,254 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:16,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:16,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:17,082 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2019-11-25 08:52:17,139 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:17,143 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,179 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,192 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,222 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:17,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:17,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:17,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,316 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,374 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,402 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:17,402 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:17,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:17,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:17,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:17,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:17,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:17,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:17,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:17,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:17,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:17,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:17,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:17,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:17,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:17,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:17,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:17,534 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,608 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-25 08:52:17,608 INFO L444 ModelExtractionUtils]: 5 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7df8da3-27ec-4b36-8c3e-a4f17ed0a102/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:17,680 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:17,683 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-25 08:52:17,683 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:52:17,684 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 1*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 Supporting invariants [] [2019-11-25 08:52:17,695 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-11-25 08:52:17,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-25 08:52:17,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:52:17,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-25 08:52:17,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:52:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:52:17,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 29 conjunts are in the unsatisfiable core [2019-11-25 08:52:17,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:52:17,872 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2019-11-25 08:52:17,875 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-25 08:52:17,881 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:52:17,881 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-25 08:52:17,881 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:9 [2019-11-25 08:52:17,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:52:17,986 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2019-11-25 08:52:17,987 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states. Second operand 7 states. [2019-11-25 08:52:18,254 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states.. Second operand 7 states. Result 47 states and 53 transitions. Complement of second has 22 states. [2019-11-25 08:52:18,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2019-11-25 08:52:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:52:18,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 15 transitions. [2019-11-25 08:52:18,257 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 3 letters. Loop has 6 letters. [2019-11-25 08:52:18,258 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:52:18,259 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 9 letters. Loop has 6 letters. [2019-11-25 08:52:18,259 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:52:18,259 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 3 letters. Loop has 12 letters. [2019-11-25 08:52:18,259 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:52:18,260 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 53 transitions. [2019-11-25 08:52:18,264 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:52:18,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 0 states and 0 transitions. [2019-11-25 08:52:18,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-25 08:52:18,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-25 08:52:18,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-25 08:52:18,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:52:18,269 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:52:18,269 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:52:18,269 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:52:18,269 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:52:18,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:52:18,270 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:52:18,270 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-25 08:52:18,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:52:18 BoogieIcfgContainer [2019-11-25 08:52:18,275 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:52:18,276 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:52:18,276 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:52:18,276 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:52:18,276 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:52:13" (3/4) ... [2019-11-25 08:52:18,280 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:52:18,280 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:52:18,281 INFO L168 Benchmark]: Toolchain (without parser) took 5361.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 950.1 MB in the beginning and 891.7 MB in the end (delta: 58.4 MB). Peak memory consumption was 290.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:18,282 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:18,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -226.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:18,283 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:18,284 INFO L168 Benchmark]: Boogie Preprocessor took 33.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:18,284 INFO L168 Benchmark]: RCFGBuilder took 296.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:18,285 INFO L168 Benchmark]: BuchiAutomizer took 4636.69 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 50.3 MB). Free memory was 1.1 GB in the beginning and 891.7 MB in the end (delta: 257.7 MB). Peak memory consumption was 308.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:18,285 INFO L168 Benchmark]: Witness Printer took 4.48 ms. Allocated memory is still 1.3 GB. Free memory is still 891.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:18,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 335.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -226.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 296.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4636.69 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 50.3 MB). Free memory was 1.1 GB in the beginning and 891.7 MB in the end (delta: 257.7 MB). Peak memory consumption was 308.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.48 ms. Allocated memory is still 1.3 GB. Free memory is still 891.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * 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-#memory_int-unknown[q][q] and consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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: 11 SDtfs, 11 SDslu, 20 SDs, 0 SdLazy, 64 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital227 mio100 ax100 hnf100 lsp94 ukn62 mio100 lsp26 div100 bol100 ite100 ukn100 eq155 hnf98 smp100 dnf287 smp82 tf100 neg87 sie146 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms 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! Received shutdown request...