./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i -s /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 ce8a7f5b0345c6213ba7b1864c5b0de301a874d7 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Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:19:40,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:19:40,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:19:40,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:19:40,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:19:40,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:19:40,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:19:40,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:19:40,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:19:40,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:19:40,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:19:40,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:19:40,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:19:40,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:19:40,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:19:40,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:19:40,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:19:40,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:19:40,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:19:40,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:19:40,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:19:40,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:19:40,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:19:40,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:19:40,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:19:40,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:19:40,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:19:40,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:19:40,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:19:40,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:19:40,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:19:40,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:19:40,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:19:40,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:19:40,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:19:40,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:19:40,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:19:40,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:19:40,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:19:40,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:19:40,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:19:40,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 12:19:40,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:19:40,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:19:40,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:19:40,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:19:40,433 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:19:40,433 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 12:19:40,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:19:40,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 12:19:40,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:19:40,435 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 12:19:40,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:19:40,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 12:19:40,436 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:19:40,436 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 12:19:40,437 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 12:19:40,437 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_83b26bf5-a290-4809-bcbb-37c4a230660d/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 -> ce8a7f5b0345c6213ba7b1864c5b0de301a874d7 [2019-12-07 12:19:40,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:19:40,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:19:40,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:19:40,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:19:40,552 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:19:40,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i [2019-12-07 12:19:40,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/data/7e954eab7/cd03bba021714e598766256fda54655a/FLAG868d61eb2 [2019-12-07 12:19:41,073 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:19:41,074 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i [2019-12-07 12:19:41,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/data/7e954eab7/cd03bba021714e598766256fda54655a/FLAG868d61eb2 [2019-12-07 12:19:41,087 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/data/7e954eab7/cd03bba021714e598766256fda54655a [2019-12-07 12:19:41,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:19:41,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:19:41,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:19:41,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:19:41,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:19:41,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39474158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41, skipping insertion in model container [2019-12-07 12:19:41,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:19:41,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:19:41,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:19:41,255 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:19:41,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:19:41,280 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:19:41,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41 WrapperNode [2019-12-07 12:19:41,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:19:41,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:19:41,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:19:41,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:19:41,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:19:41,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:19:41,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:19:41,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:19:41,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... [2019-12-07 12:19:41,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:19:41,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:19:41,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:19:41,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:19:41,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 12:19:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 12:19:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-12-07 12:19:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-12-07 12:19:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-12-07 12:19:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-12-07 12:19:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:19:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:19:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 12:19:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 12:19:41,537 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:19:41,537 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-07 12:19:41,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:19:41 BoogieIcfgContainer [2019-12-07 12:19:41,538 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:19:41,539 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 12:19:41,539 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 12:19:41,542 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 12:19:41,542 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 12:19:41,543 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 12:19:41" (1/3) ... [2019-12-07 12:19:41,544 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@60915184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:19:41, skipping insertion in model container [2019-12-07 12:19:41,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 12:19:41,544 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:19:41" (2/3) ... [2019-12-07 12:19:41,544 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@60915184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:19:41, skipping insertion in model container [2019-12-07 12:19:41,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 12:19:41,544 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:19:41" (3/3) ... [2019-12-07 12:19:41,546 INFO L371 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex5B.i [2019-12-07 12:19:41,577 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 12:19:41,577 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 12:19:41,577 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 12:19:41,577 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:19:41,577 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:19:41,577 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 12:19:41,577 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:19:41,577 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 12:19:41,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states. [2019-12-07 12:19:41,607 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2019-12-07 12:19:41,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:41,608 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:41,613 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 12:19:41,613 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:41,613 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 12:19:41,613 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states. [2019-12-07 12:19:41,615 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2019-12-07 12:19:41,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:41,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:41,616 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 12:19:41,616 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:41,621 INFO L794 eck$LassoCheckResult]: Stem: 27#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 11#L76true assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 8#L76-2true assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 20#L79true call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 9#fENTRYtrue [2019-12-07 12:19:41,621 INFO L796 eck$LassoCheckResult]: Loop: 9#fENTRYtrue ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 26#L17true assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 10#L25true call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 28#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 15#L47true assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 5#gFINALtrue assume true; 25#gEXITtrue >#53#return; 14#L25-1true call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 9#fENTRYtrue [2019-12-07 12:19:41,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:41,625 INFO L82 PathProgramCache]: Analyzing trace with hash 60187955, now seen corresponding path program 1 times [2019-12-07 12:19:41,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:41,630 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260521096] [2019-12-07 12:19:41,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:41,746 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:41,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:41,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1039736561, now seen corresponding path program 1 times [2019-12-07 12:19:41,748 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:41,748 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918555930] [2019-12-07 12:19:41,748 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:19:41,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918555930] [2019-12-07 12:19:41,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:19:41,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 12:19:41,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885395562] [2019-12-07 12:19:41,852 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 12:19:41,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:19:41,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:19:41,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:19:41,864 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 6 states. [2019-12-07 12:19:41,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:19:41,961 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2019-12-07 12:19:41,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 12:19:41,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 37 transitions. [2019-12-07 12:19:41,966 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2019-12-07 12:19:41,971 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 25 states and 32 transitions. [2019-12-07 12:19:41,971 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2019-12-07 12:19:41,972 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2019-12-07 12:19:41,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 32 transitions. [2019-12-07 12:19:41,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 12:19:41,974 INFO L688 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2019-12-07 12:19:41,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 32 transitions. [2019-12-07 12:19:41,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-12-07 12:19:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-12-07 12:19:41,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2019-12-07 12:19:41,995 INFO L711 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2019-12-07 12:19:41,995 INFO L591 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2019-12-07 12:19:41,995 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 12:19:41,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2019-12-07 12:19:41,996 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2019-12-07 12:19:41,997 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:41,997 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:41,997 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 12:19:41,997 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:41,998 INFO L794 eck$LassoCheckResult]: Stem: 95#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 92#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 93#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 94#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 74#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 75#fENTRY [2019-12-07 12:19:41,998 INFO L796 eck$LassoCheckResult]: Loop: 75#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 91#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 82#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 78#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 96#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 81#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 78#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 96#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 87#gFINAL assume true; 88#gEXIT >#59#return; 83#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 84#gFINAL assume true; 98#gEXIT >#53#return; 77#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 75#fENTRY [2019-12-07 12:19:41,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:41,998 INFO L82 PathProgramCache]: Analyzing trace with hash 60187955, now seen corresponding path program 2 times [2019-12-07 12:19:41,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:41,998 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239603712] [2019-12-07 12:19:41,999 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,027 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:42,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:42,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1707443993, now seen corresponding path program 1 times [2019-12-07 12:19:42,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:42,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412680805] [2019-12-07 12:19:42,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:42,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-07 12:19:42,139 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412680805] [2019-12-07 12:19:42,140 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82932124] [2019-12-07 12:19:42,140 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:19:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:42,182 INFO L264 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 25 conjunts are in the unsatisfiable core [2019-12-07 12:19:42,184 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:19:42,219 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2019-12-07 12:19:42,219 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:19:42,224 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:19:42,225 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:19:42,225 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:7 [2019-12-07 12:19:42,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-07 12:19:42,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:19:42,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2019-12-07 12:19:42,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285571876] [2019-12-07 12:19:42,317 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 12:19:42,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:19:42,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-12-07 12:19:42,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2019-12-07 12:19:42,318 INFO L87 Difference]: Start difference. First operand 25 states and 32 transitions. cyclomatic complexity: 10 Second operand 15 states. [2019-12-07 12:19:42,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:19:42,494 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2019-12-07 12:19:42,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:19:42,495 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2019-12-07 12:19:42,496 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2019-12-07 12:19:42,498 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 38 transitions. [2019-12-07 12:19:42,498 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2019-12-07 12:19:42,498 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2019-12-07 12:19:42,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2019-12-07 12:19:42,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 12:19:42,499 INFO L688 BuchiCegarLoop]: Abstraction has 30 states and 38 transitions. [2019-12-07 12:19:42,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2019-12-07 12:19:42,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2019-12-07 12:19:42,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-12-07 12:19:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2019-12-07 12:19:42,502 INFO L711 BuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2019-12-07 12:19:42,502 INFO L591 BuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2019-12-07 12:19:42,502 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 12:19:42,502 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 36 transitions. [2019-12-07 12:19:42,503 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2019-12-07 12:19:42,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:42,503 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:42,503 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 12:19:42,503 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:42,504 INFO L794 eck$LassoCheckResult]: Stem: 227#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 224#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 225#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 226#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 206#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 207#fENTRY [2019-12-07 12:19:42,504 INFO L796 eck$LassoCheckResult]: Loop: 207#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 223#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 214#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 210#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 228#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 213#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 210#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 228#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 213#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 210#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 228#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 230#gFINAL assume true; 233#gEXIT >#59#return; 215#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 216#gFINAL assume true; 219#gEXIT >#59#return; 221#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 232#gFINAL assume true; 231#gEXIT >#53#return; 209#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 207#fENTRY [2019-12-07 12:19:42,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:42,504 INFO L82 PathProgramCache]: Analyzing trace with hash 60187955, now seen corresponding path program 3 times [2019-12-07 12:19:42,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:42,504 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808317887] [2019-12-07 12:19:42,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,521 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:42,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:42,522 INFO L82 PathProgramCache]: Analyzing trace with hash 705855503, now seen corresponding path program 2 times [2019-12-07 12:19:42,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:42,522 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597771645] [2019-12-07 12:19:42,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,556 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:42,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:42,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1432639553, now seen corresponding path program 1 times [2019-12-07 12:19:42,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:42,557 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730465240] [2019-12-07 12:19:42,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:42,606 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:42,943 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2019-12-07 12:19:43,337 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-12-07 12:19:43,839 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-12-07 12:19:44,045 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-12-07 12:19:44,294 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 91 [2019-12-07 12:19:44,499 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:19:44,499 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:19:44,500 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:19:44,500 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:19:44,500 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:19:44,500 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:44,500 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:19:44,500 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:19:44,500 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration3_Lasso [2019-12-07 12:19:44,500 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:19:44,501 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:19:44,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:44,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:45,146 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-07 12:19:45,200 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:19:45,203 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,207 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 [2019-12-07 12:19:45,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,218 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 [2019-12-07 12:19:45,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,226 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 [2019-12-07 12:19:45,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,233 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 [2019-12-07 12:19:45,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,241 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 [2019-12-07 12:19:45,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,245 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,250 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 [2019-12-07 12:19:45,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,253 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,257 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 [2019-12-07 12:19:45,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,264 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 [2019-12-07 12:19:45,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,271 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 [2019-12-07 12:19:45,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:45,282 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 [2019-12-07 12:19:45,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,289 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 [2019-12-07 12:19:45,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,296 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 [2019-12-07 12:19:45,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,303 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 [2019-12-07 12:19:45,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,306 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:19:45,306 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:19:45,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,312 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 [2019-12-07 12:19:45,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,320 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 [2019-12-07 12:19:45,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,327 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 [2019-12-07 12:19:45,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,334 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 [2019-12-07 12:19:45,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,341 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 [2019-12-07 12:19:45,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,349 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 [2019-12-07 12:19:45,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,357 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 [2019-12-07 12:19:45,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,364 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 [2019-12-07 12:19:45,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,372 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 [2019-12-07 12:19:45,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,379 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 [2019-12-07 12:19:45,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,386 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 [2019-12-07 12:19:45,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:45,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:45,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:45,389 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,392 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 [2019-12-07 12:19:45,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:19:45,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:19:45,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,404 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 [2019-12-07 12:19:45,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:19:45,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:19:45,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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 [2019-12-07 12:19:45,415 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 [2019-12-07 12:19:45,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:45,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:45,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:45,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:45,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:19:45,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:19:45,421 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 12:19:45,428 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2019-12-07 12:19:45,428 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:45,432 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 12:19:45,434 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 12:19:45,434 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 12:19:45,435 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(f_#in~v) = 2*f_#in~v + 1 Supporting invariants [] [2019-12-07 12:19:45,439 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2019-12-07 12:19:45,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:45,467 INFO L264 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 12:19:45,467 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:19:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:45,503 INFO L264 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-07 12:19:45,505 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:19:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 12:19:45,544 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2019-12-07 12:19:45,545 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand 5 states. [2019-12-07 12:19:45,624 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand 5 states. Result 90 states and 107 transitions. Complement of second has 16 states. [2019-12-07 12:19:45,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 12:19:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 12:19:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2019-12-07 12:19:45,628 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 5 letters. Loop has 20 letters. [2019-12-07 12:19:45,630 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:19:45,630 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 25 letters. Loop has 20 letters. [2019-12-07 12:19:45,630 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:19:45,630 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 5 letters. Loop has 40 letters. [2019-12-07 12:19:45,631 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:19:45,632 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 107 transitions. [2019-12-07 12:19:45,636 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2019-12-07 12:19:45,638 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 61 states and 76 transitions. [2019-12-07 12:19:45,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2019-12-07 12:19:45,639 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2019-12-07 12:19:45,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 61 states and 76 transitions. [2019-12-07 12:19:45,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:19:45,639 INFO L688 BuchiCegarLoop]: Abstraction has 61 states and 76 transitions. [2019-12-07 12:19:45,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states and 76 transitions. [2019-12-07 12:19:45,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 44. [2019-12-07 12:19:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 12:19:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2019-12-07 12:19:45,645 INFO L711 BuchiCegarLoop]: Abstraction has 44 states and 53 transitions. [2019-12-07 12:19:45,645 INFO L591 BuchiCegarLoop]: Abstraction has 44 states and 53 transitions. [2019-12-07 12:19:45,645 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 12:19:45,645 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 53 transitions. [2019-12-07 12:19:45,646 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2019-12-07 12:19:45,646 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:45,646 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:45,647 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:45,647 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 12:19:45,647 INFO L794 eck$LassoCheckResult]: Stem: 472#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 469#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 470#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 471#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 441#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 442#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 466#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 448#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 447#gENTRY [2019-12-07 12:19:45,647 INFO L796 eck$LassoCheckResult]: Loop: 447#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 473#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 446#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 447#gENTRY [2019-12-07 12:19:45,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:45,647 INFO L82 PathProgramCache]: Analyzing trace with hash 2058005149, now seen corresponding path program 1 times [2019-12-07 12:19:45,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:45,648 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928556687] [2019-12-07 12:19:45,648 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:45,671 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:45,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:45,672 INFO L82 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 1 times [2019-12-07 12:19:45,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:45,672 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496232546] [2019-12-07 12:19:45,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:45,679 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:45,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:45,680 INFO L82 PathProgramCache]: Analyzing trace with hash -626731559, now seen corresponding path program 1 times [2019-12-07 12:19:45,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:45,680 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942933474] [2019-12-07 12:19:45,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:45,704 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:46,171 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2019-12-07 12:19:46,552 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-12-07 12:19:46,624 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:19:46,624 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:19:46,624 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:19:46,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:19:46,624 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:19:46,624 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:46,624 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:19:46,624 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:19:46,624 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration4_Lasso [2019-12-07 12:19:46,624 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:19:46,625 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:19:46,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:46,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:47,068 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:19:47,068 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/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) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:47,070 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 [2019-12-07 12:19:47,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:47,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:47,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:47,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:47,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:47,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:47,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:47,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 32 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 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:47,077 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 [2019-12-07 12:19:47,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:47,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:19:47,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:47,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:47,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:47,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:19:47,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:19:47,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 33 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:47,083 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 [2019-12-07 12:19:47,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:19:47,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:19:47,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:19:47,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:19:47,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:19:47,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:19:47,091 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 12:19:47,101 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-12-07 12:19:47,102 INFO L444 ModelExtractionUtils]: 0 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 34 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:47,104 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 12:19:47,107 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 12:19:47,107 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 12:19:47,107 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1 + 1 Supporting invariants [] [2019-12-07 12:19:47,110 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2019-12-07 12:19:47,111 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 12:19:47,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:47,135 INFO L264 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 12:19:47,136 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:19:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:47,143 INFO L264 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 12:19:47,143 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:19:47,156 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 36 treesize of output 20 [2019-12-07 12:19:47,156 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:19:47,159 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:19:47,160 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:19:47,160 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:21 [2019-12-07 12:19:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:19:47,168 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-12-07 12:19:47,168 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 53 transitions. cyclomatic complexity: 14 Second operand 4 states. [2019-12-07 12:19:47,211 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 53 transitions. cyclomatic complexity: 14. Second operand 4 states. Result 71 states and 84 transitions. Complement of second has 15 states. [2019-12-07 12:19:47,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 12:19:47,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 12:19:47,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2019-12-07 12:19:47,212 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 3 letters. [2019-12-07 12:19:47,212 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:19:47,212 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 11 letters. Loop has 3 letters. [2019-12-07 12:19:47,212 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:19:47,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 6 letters. [2019-12-07 12:19:47,213 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:19:47,213 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 84 transitions. [2019-12-07 12:19:47,215 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2019-12-07 12:19:47,216 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 54 states and 66 transitions. [2019-12-07 12:19:47,217 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2019-12-07 12:19:47,217 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2019-12-07 12:19:47,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 66 transitions. [2019-12-07 12:19:47,217 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:19:47,217 INFO L688 BuchiCegarLoop]: Abstraction has 54 states and 66 transitions. [2019-12-07 12:19:47,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 66 transitions. [2019-12-07 12:19:47,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2019-12-07 12:19:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-12-07 12:19:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 66 transitions. [2019-12-07 12:19:47,222 INFO L711 BuchiCegarLoop]: Abstraction has 54 states and 66 transitions. [2019-12-07 12:19:47,222 INFO L591 BuchiCegarLoop]: Abstraction has 54 states and 66 transitions. [2019-12-07 12:19:47,222 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-12-07 12:19:47,222 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 66 transitions. [2019-12-07 12:19:47,223 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2019-12-07 12:19:47,223 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:47,223 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:47,224 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:47,224 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 12:19:47,225 INFO L794 eck$LassoCheckResult]: Stem: 662#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 659#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 660#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 661#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 629#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 630#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 666#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 670#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 682#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 681#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 647#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 679#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 676#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 646#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 679#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 675#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 652#gFINAL assume true; 653#gEXIT >#59#return; 645#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 648#gFINAL assume true; 674#gEXIT >#59#return; 673#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 672#gFINAL assume true; 669#gEXIT >#53#return; 638#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 667#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 656#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 632#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 633#gENTRY [2019-12-07 12:19:47,225 INFO L796 eck$LassoCheckResult]: Loop: 633#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 663#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 631#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 633#gENTRY [2019-12-07 12:19:47,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:47,225 INFO L82 PathProgramCache]: Analyzing trace with hash 674903247, now seen corresponding path program 2 times [2019-12-07 12:19:47,225 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:47,225 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830787987] [2019-12-07 12:19:47,225 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:19:47,380 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:19:47,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830787987] [2019-12-07 12:19:47,381 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1803051076] [2019-12-07 12:19:47,381 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:19:47,436 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 12:19:47,436 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 12:19:47,437 INFO L264 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 38 conjunts are in the unsatisfiable core [2019-12-07 12:19:47,439 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:19:47,443 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2019-12-07 12:19:47,443 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:19:47,445 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:19:47,445 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:19:47,445 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2019-12-07 12:19:47,546 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2019-12-07 12:19:47,547 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:19:47,548 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:19:47,548 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:19:47,548 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:17, output treesize:3 [2019-12-07 12:19:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:19:47,552 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:19:47,552 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2019-12-07 12:19:47,552 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304333881] [2019-12-07 12:19:47,552 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 12:19:47,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:47,552 INFO L82 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 2 times [2019-12-07 12:19:47,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:47,553 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33834326] [2019-12-07 12:19:47,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:47,558 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:47,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:19:47,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-12-07 12:19:47,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2019-12-07 12:19:47,635 INFO L87 Difference]: Start difference. First operand 54 states and 66 transitions. cyclomatic complexity: 18 Second operand 19 states. [2019-12-07 12:19:47,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:19:47,944 INFO L93 Difference]: Finished difference Result 87 states and 114 transitions. [2019-12-07 12:19:47,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-07 12:19:47,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 114 transitions. [2019-12-07 12:19:47,947 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2019-12-07 12:19:47,949 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 86 states and 113 transitions. [2019-12-07 12:19:47,949 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2019-12-07 12:19:47,950 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2019-12-07 12:19:47,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86 states and 113 transitions. [2019-12-07 12:19:47,950 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:19:47,950 INFO L688 BuchiCegarLoop]: Abstraction has 86 states and 113 transitions. [2019-12-07 12:19:47,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states and 113 transitions. [2019-12-07 12:19:47,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 65. [2019-12-07 12:19:47,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-12-07 12:19:47,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 81 transitions. [2019-12-07 12:19:47,956 INFO L711 BuchiCegarLoop]: Abstraction has 65 states and 81 transitions. [2019-12-07 12:19:47,956 INFO L591 BuchiCegarLoop]: Abstraction has 65 states and 81 transitions. [2019-12-07 12:19:47,956 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-12-07 12:19:47,956 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 81 transitions. [2019-12-07 12:19:47,957 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2019-12-07 12:19:47,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:19:47,957 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:19:47,958 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:19:47,958 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 12:19:47,958 INFO L794 eck$LassoCheckResult]: Stem: 954#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 951#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 952#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 953#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 917#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 918#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 974#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 964#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 980#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 979#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 923#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 924#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 962#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 922#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 924#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 962#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 922#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 924#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 975#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 940#gFINAL assume true; 941#gEXIT >#59#return; 944#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 972#gFINAL assume true; 971#gEXIT >#59#return; 933#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 936#gFINAL assume true; 970#gEXIT >#59#return; 968#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 966#gFINAL assume true; 965#gEXIT >#53#return; 926#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 959#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 960#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 920#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 921#gENTRY [2019-12-07 12:19:47,958 INFO L796 eck$LassoCheckResult]: Loop: 921#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 981#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 919#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 921#gENTRY [2019-12-07 12:19:47,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:47,958 INFO L82 PathProgramCache]: Analyzing trace with hash -812610185, now seen corresponding path program 3 times [2019-12-07 12:19:47,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:47,959 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057094674] [2019-12-07 12:19:47,959 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:48,014 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:48,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:48,014 INFO L82 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 3 times [2019-12-07 12:19:48,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:48,014 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638670753] [2019-12-07 12:19:48,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:48,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:48,018 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:48,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:19:48,019 INFO L82 PathProgramCache]: Analyzing trace with hash -2034316097, now seen corresponding path program 4 times [2019-12-07 12:19:48,019 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:19:48,019 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793362871] [2019-12-07 12:19:48,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:19:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:19:48,060 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:19:48,427 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2019-12-07 12:19:48,805 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-12-07 12:19:49,297 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-12-07 12:19:50,027 WARN L192 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 134 [2019-12-07 12:19:50,134 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-12-07 12:19:50,598 WARN L192 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 127 [2019-12-07 12:19:50,722 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-12-07 12:19:50,916 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 91 [2019-12-07 12:19:51,119 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-12-07 12:19:51,234 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-12-07 12:19:52,285 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2019-12-07 12:19:52,581 WARN L192 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-12-07 12:19:52,584 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:19:52,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:19:52,585 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:19:52,585 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:19:52,585 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:19:52,585 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:19:52,585 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:19:52,585 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:19:52,585 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration6_Lasso [2019-12-07 12:19:52,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:19:52,585 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:19:52,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,864 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-12-07 12:19:52,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:52,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:19:53,014 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-12-07 12:20:17,525 WARN L192 SmtUtils]: Spent 24.45 s on a formula simplification. DAG size of input: 308 DAG size of output: 308 [2019-12-07 12:20:17,746 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:20:17,747 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 36 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,756 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 [2019-12-07 12:20:17,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 37 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 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,777 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 [2019-12-07 12:20:17,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 38 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,787 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 [2019-12-07 12:20:17,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 39 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 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,794 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 [2019-12-07 12:20:17,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 40 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 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,801 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 [2019-12-07 12:20:17,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 41 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 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,808 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 [2019-12-07 12:20:17,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 42 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 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,814 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 [2019-12-07 12:20:17,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 43 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 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,820 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 [2019-12-07 12:20:17,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 44 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 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,826 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 [2019-12-07 12:20:17,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 45 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,832 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 [2019-12-07 12:20:17,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 46 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 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,839 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 [2019-12-07 12:20:17,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 47 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 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,845 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 [2019-12-07 12:20:17,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 48 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 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,851 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 [2019-12-07 12:20:17,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 49 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 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,857 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 [2019-12-07 12:20:17,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 50 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 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,863 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 [2019-12-07 12:20:17,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,866 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 51 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 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,869 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 [2019-12-07 12:20:17,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 52 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 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,877 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 [2019-12-07 12:20:17,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 53 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 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,883 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 [2019-12-07 12:20:17,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 54 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 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,889 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 [2019-12-07 12:20:17,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 55 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 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,895 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 [2019-12-07 12:20:17,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 56 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 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,901 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 [2019-12-07 12:20:17,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 57 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 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,908 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 [2019-12-07 12:20:17,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 58 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,914 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 [2019-12-07 12:20:17,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,916 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 59 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 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,919 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 [2019-12-07 12:20:17,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 60 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 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,925 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 [2019-12-07 12:20:17,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 61 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 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,930 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 [2019-12-07 12:20:17,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 62 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 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,937 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 [2019-12-07 12:20:17,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:17,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:17,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 63 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 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,946 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 [2019-12-07 12:20:17,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 64 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 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,952 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 [2019-12-07 12:20:17,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 65 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 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,958 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 [2019-12-07 12:20:17,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 66 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,964 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 [2019-12-07 12:20:17,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 67 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 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,971 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 [2019-12-07 12:20:17,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 68 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 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,977 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 [2019-12-07 12:20:17,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 69 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,988 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 [2019-12-07 12:20:17,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,991 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 70 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:17,995 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 [2019-12-07 12:20:17,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:17,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:17,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:17,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:17,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:17,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:17,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:17,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 71 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 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,002 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 [2019-12-07 12:20:18,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 72 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 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,009 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 [2019-12-07 12:20:18,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 73 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 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,015 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 [2019-12-07 12:20:18,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 74 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 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,022 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 [2019-12-07 12:20:18,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 75 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 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,028 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 [2019-12-07 12:20:18,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 76 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 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,034 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 [2019-12-07 12:20:18,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 77 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 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,041 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 [2019-12-07 12:20:18,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 78 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 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,047 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 [2019-12-07 12:20:18,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:18,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 79 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 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,054 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 [2019-12-07 12:20:18,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 80 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 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,061 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 [2019-12-07 12:20:18,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 81 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 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,067 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 [2019-12-07 12:20:18,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,068 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 82 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 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,079 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 [2019-12-07 12:20:18,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 83 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 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,085 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 [2019-12-07 12:20:18,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 84 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 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,091 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 [2019-12-07 12:20:18,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 85 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 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,098 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 [2019-12-07 12:20:18,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 86 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 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,104 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 [2019-12-07 12:20:18,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 87 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 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,110 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 [2019-12-07 12:20:18,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 88 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 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,119 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 [2019-12-07 12:20:18,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,122 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 89 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 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,126 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 [2019-12-07 12:20:18,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 90 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 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,133 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 [2019-12-07 12:20:18,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 91 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 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,140 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 [2019-12-07 12:20:18,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 92 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 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,147 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 [2019-12-07 12:20:18,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 93 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 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,153 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 [2019-12-07 12:20:18,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 94 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 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,159 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 [2019-12-07 12:20:18,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:18,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:18,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:18,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 95 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 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,165 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 [2019-12-07 12:20:18,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:18,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 96 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 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,175 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 [2019-12-07 12:20:18,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,177 INFO L203 nArgumentSynthesizer]: 256 stem disjuncts [2019-12-07 12:20:18,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,380 INFO L401 nArgumentSynthesizer]: We have 516 Motzkin's Theorem applications. [2019-12-07 12:20:18,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,875 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 97 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 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,883 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 [2019-12-07 12:20:18,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:18,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 98 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 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,895 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 [2019-12-07 12:20:18,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:18,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 99 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 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,905 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 [2019-12-07 12:20:18,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:18,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 100 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 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,913 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 [2019-12-07 12:20:18,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:18,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:18,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:18,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:18,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:18,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:18,921 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 12:20:18,927 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-12-07 12:20:18,927 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 101 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 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:18,929 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 12:20:18,931 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 12:20:18,931 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 12:20:18,931 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_2) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_2 + 1 Supporting invariants [] [2019-12-07 12:20:18,940 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2019-12-07 12:20:18,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 12:20:18,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:18,996 INFO L264 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-07 12:20:18,998 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:19,012 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,014 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,015 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:19,023 INFO L264 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 12:20:19,024 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:19,035 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 36 treesize of output 20 [2019-12-07 12:20:19,036 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:20:19,039 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:20:19,039 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:20:19,039 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:21 [2019-12-07 12:20:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:20:19,047 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-12-07 12:20:19,048 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22 Second operand 5 states. [2019-12-07 12:20:19,105 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22. Second operand 5 states. Result 72 states and 88 transitions. Complement of second has 15 states. [2019-12-07 12:20:19,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 12:20:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 12:20:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2019-12-07 12:20:19,106 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 34 letters. Loop has 3 letters. [2019-12-07 12:20:19,106 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:19,106 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-12-07 12:20:19,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:19,156 INFO L264 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-07 12:20:19,158 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:19,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,172 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,173 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:19,181 INFO L264 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 12:20:19,182 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:19,192 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 36 treesize of output 20 [2019-12-07 12:20:19,193 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:20:19,196 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:20:19,196 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:20:19,196 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:21 [2019-12-07 12:20:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:20:19,205 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2019-12-07 12:20:19,205 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22 Second operand 5 states. [2019-12-07 12:20:19,257 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22. Second operand 5 states. Result 72 states and 88 transitions. Complement of second has 15 states. [2019-12-07 12:20:19,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 12:20:19,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 12:20:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2019-12-07 12:20:19,258 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 34 letters. Loop has 3 letters. [2019-12-07 12:20:19,258 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:19,258 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-12-07 12:20:19,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:19,306 INFO L264 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-07 12:20:19,308 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:19,320 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,322 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:19,329 INFO L264 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 12:20:19,330 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:19,340 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 36 treesize of output 20 [2019-12-07 12:20:19,340 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:20:19,343 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:20:19,343 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:20:19,343 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:21 [2019-12-07 12:20:19,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:20:19,351 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-12-07 12:20:19,352 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22 Second operand 5 states. [2019-12-07 12:20:19,449 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22. Second operand 5 states. Result 95 states and 114 transitions. Complement of second has 15 states. [2019-12-07 12:20:19,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 12:20:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 12:20:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 35 transitions. [2019-12-07 12:20:19,449 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 34 letters. Loop has 3 letters. [2019-12-07 12:20:19,450 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:19,450 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 37 letters. Loop has 3 letters. [2019-12-07 12:20:19,450 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:19,450 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 34 letters. Loop has 6 letters. [2019-12-07 12:20:19,451 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:19,451 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 114 transitions. [2019-12-07 12:20:19,452 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:19,453 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 69 states and 87 transitions. [2019-12-07 12:20:19,453 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2019-12-07 12:20:19,454 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2019-12-07 12:20:19,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 87 transitions. [2019-12-07 12:20:19,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:20:19,454 INFO L688 BuchiCegarLoop]: Abstraction has 69 states and 87 transitions. [2019-12-07 12:20:19,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 87 transitions. [2019-12-07 12:20:19,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 60. [2019-12-07 12:20:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-12-07 12:20:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 73 transitions. [2019-12-07 12:20:19,458 INFO L711 BuchiCegarLoop]: Abstraction has 60 states and 73 transitions. [2019-12-07 12:20:19,458 INFO L591 BuchiCegarLoop]: Abstraction has 60 states and 73 transitions. [2019-12-07 12:20:19,458 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-12-07 12:20:19,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 73 transitions. [2019-12-07 12:20:19,458 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:19,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:20:19,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:20:19,459 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:20:19,459 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 12:20:19,460 INFO L794 eck$LassoCheckResult]: Stem: 1680#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1677#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 1678#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 1679#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 1645#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 1646#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1676#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 1659#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 1684#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1704#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1652#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1653#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1682#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1651#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1653#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1683#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 1667#gFINAL assume true; 1668#gEXIT >#59#return; 1672#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 1703#gFINAL assume true; 1699#gEXIT >#59#return; 1658#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 1661#gFINAL assume true; 1666#gEXIT >#53#return; 1670#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 1685#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1686#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset; 1698#fFINAL assume true; 1696#fEXIT >#55#return; 1673#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 1648#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 1650#gENTRY [2019-12-07 12:20:19,460 INFO L796 eck$LassoCheckResult]: Loop: 1650#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1681#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1647#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1650#gENTRY [2019-12-07 12:20:19,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:19,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1299014260, now seen corresponding path program 1 times [2019-12-07 12:20:19,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:19,460 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863639080] [2019-12-07 12:20:19,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:19,496 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:19,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:19,496 INFO L82 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 4 times [2019-12-07 12:20:19,497 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:19,497 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417940208] [2019-12-07 12:20:19,497 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:19,501 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:19,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:19,501 INFO L82 PathProgramCache]: Analyzing trace with hash 1278507682, now seen corresponding path program 2 times [2019-12-07 12:20:19,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:19,501 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644510757] [2019-12-07 12:20:19,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:19,534 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:19,899 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2019-12-07 12:20:20,282 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-12-07 12:20:22,257 WARN L192 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 222 DAG size of output: 205 [2019-12-07 12:20:22,569 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-12-07 12:20:22,891 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-12-07 12:20:23,087 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-12-07 12:20:23,296 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 94 [2019-12-07 12:20:23,612 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-12-07 12:20:23,814 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-12-07 12:20:25,992 WARN L192 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 172 DAG size of output: 171 [2019-12-07 12:20:26,524 WARN L192 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-12-07 12:20:26,527 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:20:26,527 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:20:26,527 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:20:26,528 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:20:26,528 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:20:26,528 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:26,528 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:20:26,528 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:20:26,528 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration7_Lasso [2019-12-07 12:20:26,528 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:20:26,528 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:20:26,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,864 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2019-12-07 12:20:26,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:26,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:20:27,031 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-12-07 12:20:49,093 WARN L192 SmtUtils]: Spent 22.01 s on a formula simplification. DAG size of input: 308 DAG size of output: 308 [2019-12-07 12:20:49,168 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:20:49,168 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 102 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,172 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 [2019-12-07 12:20:49,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,180 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 [2019-12-07 12:20:49,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 104 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 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,192 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 [2019-12-07 12:20:49,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 105 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 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,200 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 [2019-12-07 12:20:49,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 106 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 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,206 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 [2019-12-07 12:20:49,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 107 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 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,213 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 [2019-12-07 12:20:49,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 108 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 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,220 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 [2019-12-07 12:20:49,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 109 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 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,226 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 [2019-12-07 12:20:49,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 110 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 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,232 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 [2019-12-07 12:20:49,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 111 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 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,239 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 [2019-12-07 12:20:49,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 112 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 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,248 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 [2019-12-07 12:20:49,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 113 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 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,254 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 [2019-12-07 12:20:49,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 114 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 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,261 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 [2019-12-07 12:20:49,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 115 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 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,267 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 [2019-12-07 12:20:49,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 116 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 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,273 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 [2019-12-07 12:20:49,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,279 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 [2019-12-07 12:20:49,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,282 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,285 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 [2019-12-07 12:20:49,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 119 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 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,291 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 [2019-12-07 12:20:49,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 120 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 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,297 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 [2019-12-07 12:20:49,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 121 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 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,302 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 [2019-12-07 12:20:49,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 122 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 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,309 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 [2019-12-07 12:20:49,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 123 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 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,314 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 [2019-12-07 12:20:49,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,317 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,320 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 [2019-12-07 12:20:49,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,326 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 [2019-12-07 12:20:49,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 126 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,332 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 [2019-12-07 12:20:49,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 127 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 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,337 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 [2019-12-07 12:20:49,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 128 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 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,343 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 [2019-12-07 12:20:49,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 129 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 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,350 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 [2019-12-07 12:20:49,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 130 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 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,356 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 [2019-12-07 12:20:49,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 131 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 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,362 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 [2019-12-07 12:20:49,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 132 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 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,368 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 [2019-12-07 12:20:49,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 133 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 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,374 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 [2019-12-07 12:20:49,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 134 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 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,379 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 [2019-12-07 12:20:49,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,381 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 135 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 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,385 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 [2019-12-07 12:20:49,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 136 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 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,390 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 [2019-12-07 12:20:49,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 137 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 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,396 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 [2019-12-07 12:20:49,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 138 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 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,402 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 [2019-12-07 12:20:49,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:49,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:49,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 139 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 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,412 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 [2019-12-07 12:20:49,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 140 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 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,418 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 [2019-12-07 12:20:49,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 141 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 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,424 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 [2019-12-07 12:20:49,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 142 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 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,432 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 [2019-12-07 12:20:49,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 143 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,438 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 [2019-12-07 12:20:49,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 144 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,444 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 [2019-12-07 12:20:49,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,446 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 145 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 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,449 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 [2019-12-07 12:20:49,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 146 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 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,455 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 [2019-12-07 12:20:49,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 147 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 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,462 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 [2019-12-07 12:20:49,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,464 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 148 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 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,473 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 [2019-12-07 12:20:49,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 149 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 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,480 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 [2019-12-07 12:20:49,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:49,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:49,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 150 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 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,488 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 [2019-12-07 12:20:49,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 151 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 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,494 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 [2019-12-07 12:20:49,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 152 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 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,500 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 [2019-12-07 12:20:49,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 153 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 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,506 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 [2019-12-07 12:20:49,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 154 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 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,512 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 [2019-12-07 12:20:49,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,515 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 155 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 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,519 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 [2019-12-07 12:20:49,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 156 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 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,525 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 [2019-12-07 12:20:49,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 157 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 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,531 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 [2019-12-07 12:20:49,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 158 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 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,537 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 [2019-12-07 12:20:49,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 159 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 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,544 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 [2019-12-07 12:20:49,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 160 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 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,550 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 [2019-12-07 12:20:49,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 161 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 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,555 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 [2019-12-07 12:20:49,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 162 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,562 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 [2019-12-07 12:20:49,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,565 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 163 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 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,568 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 [2019-12-07 12:20:49,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 164 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 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,575 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 [2019-12-07 12:20:49,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:20:49,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:49,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:20:49,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:20:49,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 165 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 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:49,581 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 [2019-12-07 12:20:49,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:49,582 INFO L203 nArgumentSynthesizer]: 256 stem disjuncts [2019-12-07 12:20:49,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:49,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:49,800 INFO L401 nArgumentSynthesizer]: We have 516 Motzkin's Theorem applications. [2019-12-07 12:20:49,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 166 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 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,285 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 [2019-12-07 12:20:50,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:50,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:50,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:50,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:50,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:50,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 167 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 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,294 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 [2019-12-07 12:20:50,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:50,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:50,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:50,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:50,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:50,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 168 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 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,305 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 [2019-12-07 12:20:50,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:50,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:50,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:50,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:50,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:50,308 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 169 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 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,318 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 [2019-12-07 12:20:50,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:50,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:50,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:50,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:50,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:50,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,321 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 170 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 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,325 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 [2019-12-07 12:20:50,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:50,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:50,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:50,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:50,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:50,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 171 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 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,333 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 [2019-12-07 12:20:50,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:20:50,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:20:50,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:20:50,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:20:50,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:20:50,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:20:50,341 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 12:20:50,350 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2019-12-07 12:20:50,350 INFO L444 ModelExtractionUtils]: 0 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 172 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 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:20:50,352 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 12:20:50,354 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 12:20:50,354 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 12:20:50,355 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_3) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_3 + 1 Supporting invariants [] [2019-12-07 12:20:50,359 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2019-12-07 12:20:50,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 12:20:50,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,408 INFO L264 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-07 12:20:50,409 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:50,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:50,422 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:20:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,430 INFO L264 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 12:20:50,430 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:50,441 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 36 treesize of output 20 [2019-12-07 12:20:50,441 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:20:50,444 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:20:50,444 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:20:50,444 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:21 [2019-12-07 12:20:50,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:20:50,453 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-12-07 12:20:50,453 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 60 states and 73 transitions. cyclomatic complexity: 18 Second operand 5 states. [2019-12-07 12:20:50,520 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 60 states and 73 transitions. cyclomatic complexity: 18. Second operand 5 states. Result 84 states and 106 transitions. Complement of second has 18 states. [2019-12-07 12:20:50,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 12:20:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 12:20:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 28 transitions. [2019-12-07 12:20:50,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 31 letters. Loop has 3 letters. [2019-12-07 12:20:50,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:50,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 34 letters. Loop has 3 letters. [2019-12-07 12:20:50,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:50,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 31 letters. Loop has 6 letters. [2019-12-07 12:20:50,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 12:20:50,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 106 transitions. [2019-12-07 12:20:50,523 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:50,525 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 78 states and 100 transitions. [2019-12-07 12:20:50,525 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2019-12-07 12:20:50,525 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2019-12-07 12:20:50,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 100 transitions. [2019-12-07 12:20:50,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:20:50,525 INFO L688 BuchiCegarLoop]: Abstraction has 78 states and 100 transitions. [2019-12-07 12:20:50,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 100 transitions. [2019-12-07 12:20:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2019-12-07 12:20:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-12-07 12:20:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2019-12-07 12:20:50,529 INFO L711 BuchiCegarLoop]: Abstraction has 76 states and 96 transitions. [2019-12-07 12:20:50,530 INFO L591 BuchiCegarLoop]: Abstraction has 76 states and 96 transitions. [2019-12-07 12:20:50,530 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-12-07 12:20:50,530 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 76 states and 96 transitions. [2019-12-07 12:20:50,530 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:50,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:20:50,530 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:20:50,531 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:20:50,531 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 12:20:50,531 INFO L794 eck$LassoCheckResult]: Stem: 1974#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1971#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 1972#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 1973#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 1937#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 1938#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1980#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 1955#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 1978#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1979#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1950#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1951#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1997#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1949#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1951#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1987#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 1961#gFINAL assume true; 1962#gEXIT >#59#return; 1958#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 1959#gFINAL assume true; 2012#gEXIT >#59#return; 1954#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 1957#gFINAL assume true; 1960#gEXIT >#53#return; 1964#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 1985#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1969#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset; 1963#fFINAL assume true; 1966#fEXIT >#55#return; 1967#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 1975#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 1942#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1977#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 1986#gFINAL assume true; 1999#gEXIT >#57#return; 1998#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 1984#L36-3 [2019-12-07 12:20:50,531 INFO L796 eck$LassoCheckResult]: Loop: 1984#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 1983#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 1984#L36-3 [2019-12-07 12:20:50,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:50,532 INFO L82 PathProgramCache]: Analyzing trace with hash 285182745, now seen corresponding path program 1 times [2019-12-07 12:20:50,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:50,532 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945633565] [2019-12-07 12:20:50,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,587 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-07 12:20:50,587 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945633565] [2019-12-07 12:20:50,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:20:50,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 12:20:50,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284074655] [2019-12-07 12:20:50,588 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 12:20:50,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:50,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 1 times [2019-12-07 12:20:50,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:50,588 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163099424] [2019-12-07 12:20:50,588 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:50,591 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:50,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:20:50,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 12:20:50,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 12:20:50,602 INFO L87 Difference]: Start difference. First operand 76 states and 96 transitions. cyclomatic complexity: 26 Second operand 7 states. [2019-12-07 12:20:50,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:20:50,661 INFO L93 Difference]: Finished difference Result 78 states and 96 transitions. [2019-12-07 12:20:50,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 12:20:50,661 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 96 transitions. [2019-12-07 12:20:50,662 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:50,663 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 75 states and 93 transitions. [2019-12-07 12:20:50,663 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2019-12-07 12:20:50,664 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2019-12-07 12:20:50,664 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 93 transitions. [2019-12-07 12:20:50,664 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:20:50,664 INFO L688 BuchiCegarLoop]: Abstraction has 75 states and 93 transitions. [2019-12-07 12:20:50,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 93 transitions. [2019-12-07 12:20:50,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-12-07 12:20:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-12-07 12:20:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 93 transitions. [2019-12-07 12:20:50,668 INFO L711 BuchiCegarLoop]: Abstraction has 75 states and 93 transitions. [2019-12-07 12:20:50,668 INFO L591 BuchiCegarLoop]: Abstraction has 75 states and 93 transitions. [2019-12-07 12:20:50,668 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-12-07 12:20:50,668 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states and 93 transitions. [2019-12-07 12:20:50,668 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:50,668 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:20:50,668 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:20:50,669 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:20:50,669 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 12:20:50,669 INFO L794 eck$LassoCheckResult]: Stem: 2181#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2178#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 2179#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 2180#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 2143#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 2144#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2177#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 2159#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 2188#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2209#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2150#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2151#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2185#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2149#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2151#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2184#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 2169#gFINAL assume true; 2170#gEXIT >#59#return; 2162#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2163#gFINAL assume true; 2211#gEXIT >#59#return; 2158#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2161#gFINAL assume true; 2214#gEXIT >#53#return; 2191#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 2192#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2216#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset; 2215#fFINAL assume true; 2212#fEXIT >#55#return; 2174#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 2152#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 2153#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2183#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2167#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2197#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2190#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 2166#gFINAL assume true; 2168#gEXIT >#59#return; 2173#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2200#gFINAL assume true; 2199#gEXIT >#57#return; 2164#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 2165#L36-3 [2019-12-07 12:20:50,669 INFO L796 eck$LassoCheckResult]: Loop: 2165#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 2189#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 2165#L36-3 [2019-12-07 12:20:50,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:50,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1887283889, now seen corresponding path program 2 times [2019-12-07 12:20:50,669 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:50,670 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210361422] [2019-12-07 12:20:50,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-07 12:20:50,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210361422] [2019-12-07 12:20:50,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2143285468] [2019-12-07 12:20:50,757 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 173 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 173 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:20:50,856 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-07 12:20:50,856 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 12:20:50,857 INFO L264 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 31 conjunts are in the unsatisfiable core [2019-12-07 12:20:50,859 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:50,864 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 12:20:50,875 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:20:50,875 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 43 [2019-12-07 12:20:50,876 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:20:50,894 INFO L614 ElimStorePlain]: treesize reduction 18, result has 63.3 percent of original size [2019-12-07 12:20:50,894 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:20:50,894 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:11 [2019-12-07 12:20:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-07 12:20:50,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:20:50,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2019-12-07 12:20:50,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981491006] [2019-12-07 12:20:50,967 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 12:20:50,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:50,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 2 times [2019-12-07 12:20:50,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:50,967 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548801890] [2019-12-07 12:20:50,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:50,971 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:50,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:20:50,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-12-07 12:20:50,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2019-12-07 12:20:50,983 INFO L87 Difference]: Start difference. First operand 75 states and 93 transitions. cyclomatic complexity: 24 Second operand 16 states. [2019-12-07 12:20:51,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:20:51,118 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2019-12-07 12:20:51,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 12:20:51,118 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 97 transitions. [2019-12-07 12:20:51,119 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:51,121 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 78 states and 97 transitions. [2019-12-07 12:20:51,121 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2019-12-07 12:20:51,121 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2019-12-07 12:20:51,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 97 transitions. [2019-12-07 12:20:51,121 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:20:51,121 INFO L688 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2019-12-07 12:20:51,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 97 transitions. [2019-12-07 12:20:51,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2019-12-07 12:20:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-12-07 12:20:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 97 transitions. [2019-12-07 12:20:51,125 INFO L711 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2019-12-07 12:20:51,125 INFO L591 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2019-12-07 12:20:51,125 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-12-07 12:20:51,125 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states and 97 transitions. [2019-12-07 12:20:51,126 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:51,126 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:20:51,126 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:20:51,126 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [6, 6, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:20:51,126 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 12:20:51,127 INFO L794 eck$LassoCheckResult]: Stem: 2532#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2529#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 2530#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 2531#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 2494#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 2495#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2527#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 2528#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 2539#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2564#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2505#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2506#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2535#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2504#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2506#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2534#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 2568#gFINAL assume true; 2567#gEXIT >#59#return; 2566#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2565#gFINAL assume true; 2563#gEXIT >#59#return; 2561#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2559#gFINAL assume true; 2558#gEXIT >#53#return; 2557#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 2543#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2562#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset; 2560#fFINAL assume true; 2556#fEXIT >#55#return; 2524#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 2511#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 2499#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2533#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2510#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2549#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2533#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2510#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2549#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2544#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 2517#gFINAL assume true; 2518#gEXIT >#59#return; 2509#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2512#gFINAL assume true; 2555#gEXIT >#59#return; 2552#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2553#gFINAL assume true; 2551#gEXIT >#57#return; 2550#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 2541#L36-3 [2019-12-07 12:20:51,127 INFO L796 eck$LassoCheckResult]: Loop: 2541#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 2540#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 2541#L36-3 [2019-12-07 12:20:51,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:51,127 INFO L82 PathProgramCache]: Analyzing trace with hash 2114677145, now seen corresponding path program 3 times [2019-12-07 12:20:51,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:51,127 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876550058] [2019-12-07 12:20:51,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,242 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-07 12:20:51,242 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876550058] [2019-12-07 12:20:51,242 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807361723] [2019-12-07 12:20:51,242 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b26bf5-a290-4809-bcbb-37c4a230660d/bin/uautomizer/z3 Starting monitored process 174 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 174 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:20:51,326 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-12-07 12:20:51,326 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-07 12:20:51,328 INFO L264 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 42 conjunts are in the unsatisfiable core [2019-12-07 12:20:51,329 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:20:51,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 12:20:51,346 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 12:20:51,346 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 43 [2019-12-07 12:20:51,347 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 12:20:51,365 INFO L614 ElimStorePlain]: treesize reduction 18, result has 63.3 percent of original size [2019-12-07 12:20:51,366 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 12:20:51,366 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:11 [2019-12-07 12:20:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-07 12:20:51,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:20:51,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2019-12-07 12:20:51,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710751599] [2019-12-07 12:20:51,460 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 12:20:51,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:51,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 3 times [2019-12-07 12:20:51,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:51,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770622660] [2019-12-07 12:20:51,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:51,463 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:51,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:20:51,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-12-07 12:20:51,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2019-12-07 12:20:51,477 INFO L87 Difference]: Start difference. First operand 78 states and 97 transitions. cyclomatic complexity: 25 Second operand 18 states. [2019-12-07 12:20:51,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:20:51,667 INFO L93 Difference]: Finished difference Result 84 states and 105 transitions. [2019-12-07 12:20:51,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 12:20:51,668 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 105 transitions. [2019-12-07 12:20:51,669 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:51,670 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 84 states and 105 transitions. [2019-12-07 12:20:51,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2019-12-07 12:20:51,670 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2019-12-07 12:20:51,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 105 transitions. [2019-12-07 12:20:51,670 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 12:20:51,671 INFO L688 BuchiCegarLoop]: Abstraction has 84 states and 105 transitions. [2019-12-07 12:20:51,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 105 transitions. [2019-12-07 12:20:51,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 81. [2019-12-07 12:20:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-12-07 12:20:51,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 101 transitions. [2019-12-07 12:20:51,674 INFO L711 BuchiCegarLoop]: Abstraction has 81 states and 101 transitions. [2019-12-07 12:20:51,674 INFO L591 BuchiCegarLoop]: Abstraction has 81 states and 101 transitions. [2019-12-07 12:20:51,674 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-12-07 12:20:51,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 81 states and 101 transitions. [2019-12-07 12:20:51,675 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 12:20:51,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:20:51,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:20:51,676 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [7, 7, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:20:51,676 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 12:20:51,676 INFO L794 eck$LassoCheckResult]: Stem: 2931#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2928#L-1 havoc main_#res;havoc main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~malloc15.base, main_#t~malloc15.offset, main_#t~nondet16, main_#t~nondet17, main_#t~mem18, main_#t~mem19, main_#t~short20, main_#t~mem21, main_#t~ret22.base, main_#t~ret22.offset, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call main_#t~malloc15.base, main_#t~malloc15.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc15.base, main_#t~malloc15.offset;call write~int(main_#t~nondet16, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet16;call write~int(main_#t~nondet17, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet17;call main_#t~mem18 := read~int(main_~p1~0.base, main_~p1~0.offset, 4);main_#t~short20 := main_#t~mem18 < 0; 2929#L76 assume !main_#t~short20;call main_#t~mem19 := read~int(main_~p2~0.base, main_~p2~0.offset, 4);main_#t~short20 := main_#t~mem19 < 0; 2930#L76-2 assume !main_#t~short20;havoc main_#t~short20;havoc main_#t~mem18;havoc main_#t~mem19;call main_#t~mem21 := read~int(main_~p2~0.base, main_~p2~0.offset, 4); 2890#L79 call main_#t~ret22.base, main_#t~ret22.offset := f(main_~p1~0.base, main_~p1~0.offset, main_#t~mem21);< 2891#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2954#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 2906#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 2939#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2957#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2897#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2898#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2935#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2896#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2898#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2934#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 2942#gFINAL assume true; 2922#gEXIT >#59#return; 2923#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2970#gFINAL assume true; 2969#gEXIT >#59#return; 2905#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2908#gFINAL assume true; 2919#gEXIT >#53#return; 2920#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 2936#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2937#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset; 2968#fFINAL assume true; 2967#fEXIT >#55#return; 2924#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 2899#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 2900#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2933#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2914#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2959#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2933#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2914#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2959#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2933#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2914#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2959#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2941#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset; 2913#gFINAL assume true; 2915#gEXIT >#59#return; 2965#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2964#gFINAL assume true; 2963#gEXIT >#59#return; 2962#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2961#gFINAL assume true; 2960#gEXIT >#59#return; 2949#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset; 2958#gFINAL assume true; 2948#gEXIT >#57#return; 2911#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 2912#L36-3 [2019-12-07 12:20:51,676 INFO L796 eck$LassoCheckResult]: Loop: 2912#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 2940#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 2912#L36-3 [2019-12-07 12:20:51,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:51,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1644390193, now seen corresponding path program 4 times [2019-12-07 12:20:51,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:51,676 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237907221] [2019-12-07 12:20:51,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:51,731 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:51,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:51,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 4 times [2019-12-07 12:20:51,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:51,731 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318755974] [2019-12-07 12:20:51,731 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:20:51,734 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:20:51,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:20:51,734 INFO L82 PathProgramCache]: Analyzing trace with hash -288989002, now seen corresponding path program 1 times [2019-12-07 12:20:51,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:20:51,734 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196569254] [2019-12-07 12:20:51,734 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:20:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:20:52,330 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2019-12-07 12:20:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:23:46,563 WARN L192 SmtUtils]: Spent 2.67 m on a formula simplification. DAG size of input: 3256 DAG size of output: 50 [2019-12-07 12:31:22,841 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000) stderr output: (error "out of memory") [2019-12-07 12:31:22,842 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:621) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:118) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:178) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:163) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:133) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computePredicates(NestedInterpolantsBuilder.java:593) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:300) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:351) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:351) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkFeasibilityAndComputeInterpolants(LassoCheck.java:928) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkConcatFeasibility(LassoCheck.java:899) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:832) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:458) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 53 more [2019-12-07 12:31:22,844 INFO L168 Benchmark]: Toolchain (without parser) took 701754.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 944.7 MB in the beginning and 734.6 MB in the end (delta: 210.1 MB). Peak memory consumption was 626.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:22,844 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:31:22,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -150.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:22,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:31:22,845 INFO L168 Benchmark]: Boogie Preprocessor took 19.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:31:22,845 INFO L168 Benchmark]: RCFGBuilder took 212.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:22,845 INFO L168 Benchmark]: BuchiAutomizer took 701304.52 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 1.1 GB in the beginning and 734.6 MB in the end (delta: 332.5 MB). Peak memory consumption was 649.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:31:22,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 190.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -150.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 212.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 701304.52 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 1.1 GB in the beginning and 734.6 MB in the end (delta: 332.5 MB). Peak memory consumption was 649.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...