./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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 b76149a90863628db6af524c153a3f434b0c2e82 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 04:47:44,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:47:44,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:47:44,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:47:44,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:47:44,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:47:44,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:47:44,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:47:44,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:47:44,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:47:44,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:47:44,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:47:44,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:47:44,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:47:44,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:47:44,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:47:44,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:47:44,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:47:44,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:47:44,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:47:44,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:47:44,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:47:44,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:47:44,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:47:44,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:47:44,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:47:44,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:47:44,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:47:44,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:47:44,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:47:44,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:47:44,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:47:44,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:47:44,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:47:44,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:47:44,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:47:44,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:47:44,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:47:44,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:47:44,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:47:44,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:47:44,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 04:47:44,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:47:44,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:47:44,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:47:44,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:47:44,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:47:44,394 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 04:47:44,394 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 04:47:44,394 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 04:47:44,395 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 04:47:44,395 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 04:47:44,395 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 04:47:44,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:47:44,395 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 04:47:44,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:47:44,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:47:44,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 04:47:44,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 04:47:44,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 04:47:44,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:47:44,397 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 04:47:44,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:47:44,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 04:47:44,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:47:44,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:47:44,397 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 04:47:44,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:47:44,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 04:47:44,398 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 04:47:44,399 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 04:47:44,399 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_2d7f41cf-7b22-4183-b372-0aea2dc42637/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 -> b76149a90863628db6af524c153a3f434b0c2e82 [2019-11-20 04:47:44,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:47:44,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:47:44,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:47:44,551 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:47:44,551 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:47:44,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i [2019-11-20 04:47:44,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/data/b69ec48eb/27ce526d6d444240aa78a0c9bce5ee67/FLAG542472724 [2019-11-20 04:47:45,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:47:45,087 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i [2019-11-20 04:47:45,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/data/b69ec48eb/27ce526d6d444240aa78a0c9bce5ee67/FLAG542472724 [2019-11-20 04:47:45,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/data/b69ec48eb/27ce526d6d444240aa78a0c9bce5ee67 [2019-11-20 04:47:45,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:47:45,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:47:45,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:47:45,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:47:45,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:47:45,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58893178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45, skipping insertion in model container [2019-11-20 04:47:45,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,138 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:47:45,180 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:47:45,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:47:45,537 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:47:45,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:47:45,618 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:47:45,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45 WrapperNode [2019-11-20 04:47:45,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:47:45,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:47:45,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:47:45,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:47:45,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:47:45,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:47:45,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:47:45,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:47:45,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... [2019-11-20 04:47:45,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:47:45,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:47:45,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:47:45,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:47:45,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 04:47:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 04:47:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:47:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 04:47:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:47:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:47:46,027 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:47:46,027 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 04:47:46,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:47:46 BoogieIcfgContainer [2019-11-20 04:47:46,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:47:46,029 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 04:47:46,029 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 04:47:46,032 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 04:47:46,033 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 04:47:46,033 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 04:47:45" (1/3) ... [2019-11-20 04:47:46,034 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f7c7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 04:47:46, skipping insertion in model container [2019-11-20 04:47:46,034 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 04:47:46,034 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:47:45" (2/3) ... [2019-11-20 04:47:46,035 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f7c7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 04:47:46, skipping insertion in model container [2019-11-20 04:47:46,035 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 04:47:46,035 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:47:46" (3/3) ... [2019-11-20 04:47:46,037 INFO L371 chiAutomizerObserver]: Analyzing ICFG b.03_assume-alloca.i [2019-11-20 04:47:46,091 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 04:47:46,091 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 04:47:46,092 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 04:47:46,092 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:47:46,092 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:47:46,092 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 04:47:46,092 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:47:46,092 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 04:47:46,115 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-20 04:47:46,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 04:47:46,139 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:47:46,139 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:47:46,143 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 04:47:46,144 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 04:47:46,144 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 04:47:46,144 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-20 04:47:46,145 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 04:47:46,145 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:47:46,145 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:47:46,146 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 04:47:46,146 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 04:47:46,153 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~nondet16, main_#t~nondet17, main_#t~ret18;test_fun_#in~x, test_fun_#in~y := main_#t~nondet16, main_#t~nondet17;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~mem4, test_fun_#t~mem5, test_fun_#t~mem11, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~mem9, test_fun_#t~mem8, test_fun_#t~short10, test_fun_#t~mem15, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem4 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 4#L553true assume !(test_fun_#t~mem4 <= 0);havoc test_fun_#t~mem4; 9#L556-5true [2019-11-20 04:47:46,154 INFO L796 eck$LassoCheckResult]: Loop: 9#L556-5true call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short10 := test_fun_#t~mem6 > test_fun_#t~mem7; 12#L556-1true assume !test_fun_#t~short10; 5#L556-3true assume !!test_fun_#t~short10;havoc test_fun_#t~short10;havoc test_fun_#t~mem6;havoc test_fun_#t~mem9;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;call test_fun_#t~mem11 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 7#L557true assume !(test_fun_#t~mem11 <= 0);havoc test_fun_#t~mem11;call test_fun_#t~mem13 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem13 + test_fun_#t~mem14, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem13;havoc test_fun_#t~mem14; 9#L556-5true [2019-11-20 04:47:46,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:47:46,159 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-11-20 04:47:46,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:47:46,168 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113668699] [2019-11-20 04:47:46,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:47:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,302 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:47:46,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:47:46,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1298091, now seen corresponding path program 1 times [2019-11-20 04:47:46,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:47:46,304 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690458855] [2019-11-20 04:47:46,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:47:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:47:46,353 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690458855] [2019-11-20 04:47:46,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:47:46,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 04:47:46,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720120566] [2019-11-20 04:47:46,358 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 04:47:46,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:47:46,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 04:47:46,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 04:47:46,375 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 3 states. [2019-11-20 04:47:46,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:47:46,406 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2019-11-20 04:47:46,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 04:47:46,408 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2019-11-20 04:47:46,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 04:47:46,412 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 7 states and 7 transitions. [2019-11-20 04:47:46,413 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-11-20 04:47:46,414 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-11-20 04:47:46,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 7 transitions. [2019-11-20 04:47:46,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 04:47:46,414 INFO L688 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-20 04:47:46,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 7 transitions. [2019-11-20 04:47:46,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-11-20 04:47:46,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-20 04:47:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-11-20 04:47:46,437 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-20 04:47:46,437 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-20 04:47:46,437 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 04:47:46,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2019-11-20 04:47:46,438 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 04:47:46,438 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:47:46,438 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:47:46,439 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 04:47:46,439 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 04:47:46,439 INFO L794 eck$LassoCheckResult]: Stem: 39#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 34#L-1 havoc main_#res;havoc main_#t~nondet16, main_#t~nondet17, main_#t~ret18;test_fun_#in~x, test_fun_#in~y := main_#t~nondet16, main_#t~nondet17;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~mem4, test_fun_#t~mem5, test_fun_#t~mem11, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~mem9, test_fun_#t~mem8, test_fun_#t~short10, test_fun_#t~mem15, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem4 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 35#L553 assume !(test_fun_#t~mem4 <= 0);havoc test_fun_#t~mem4; 36#L556-5 [2019-11-20 04:47:46,439 INFO L796 eck$LassoCheckResult]: Loop: 36#L556-5 call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short10 := test_fun_#t~mem6 > test_fun_#t~mem7; 40#L556-1 assume test_fun_#t~short10;call test_fun_#t~mem9 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short10 := test_fun_#t~mem9 <= 2147483647 - test_fun_#t~mem8; 37#L556-3 assume !!test_fun_#t~short10;havoc test_fun_#t~short10;havoc test_fun_#t~mem6;havoc test_fun_#t~mem9;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;call test_fun_#t~mem11 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 38#L557 assume !(test_fun_#t~mem11 <= 0);havoc test_fun_#t~mem11;call test_fun_#t~mem13 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem13 + test_fun_#t~mem14, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem13;havoc test_fun_#t~mem14; 36#L556-5 [2019-11-20 04:47:46,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:47:46,440 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2019-11-20 04:47:46,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:47:46,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098079810] [2019-11-20 04:47:46,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:47:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,486 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:47:46,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:47:46,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1296169, now seen corresponding path program 1 times [2019-11-20 04:47:46,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:47:46,487 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045213504] [2019-11-20 04:47:46,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:47:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,520 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:47:46,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:47:46,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1806905932, now seen corresponding path program 1 times [2019-11-20 04:47:46,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:47:46,521 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96111604] [2019-11-20 04:47:46,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:47:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:47:46,607 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:47:46,785 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2019-11-20 04:47:47,249 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-11-20 04:47:47,361 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:47:47,362 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:47:47,362 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:47:47,363 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:47:47,366 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 04:47:47,366 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:47,366 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:47:47,366 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:47:47,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03_assume-alloca.i_Iteration2_Lasso [2019-11-20 04:47:47,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:47:47,367 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:47:47,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,690 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-11-20 04:47:47,832 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-11-20 04:47:47,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:47,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:47:48,395 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:47:48,401 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,416 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,550 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 [2019-11-20 04:47:48,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 04:47:48,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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 [2019-11-20 04:47:48,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 04:47:48,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,635 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,726 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:47:48,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:47:48,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:47:48,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 04:47:48,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 04:47:48,782 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 04:47:48,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,814 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 [2019-11-20 04:47:48,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/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) [2019-11-20 04:47:48,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 04:47:48,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:47:48,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:47:48,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:47:48,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:47:48,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 04:47:48,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:48,878 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 04:47:48,936 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2019-11-20 04:47:48,937 INFO L444 ModelExtractionUtils]: 8 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7f41cf-7b22-4183-b372-0aea2dc42637/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:47:49,022 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 04:47:49,054 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-20 04:47:49,054 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 04:47:49,055 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1 + 2147483647 Supporting invariants [] [2019-11-20 04:47:49,127 INFO L297 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2019-11-20 04:47:49,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 04:47:49,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:47:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:49,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 04:47:49,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:47:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:49,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-20 04:47:49,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:47:49,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:47:49,242 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:47:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:47:49,310 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 [2019-11-20 04:47:49,311 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1 Second operand 5 states. [2019-11-20 04:47:49,402 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1. Second operand 5 states. Result 11 states and 12 transitions. Complement of second has 8 states. [2019-11-20 04:47:49,403 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 [2019-11-20 04:47:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 04:47:49,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-11-20 04:47:49,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-20 04:47:49,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:47:49,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 7 letters. Loop has 4 letters. [2019-11-20 04:47:49,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:47:49,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 3 letters. Loop has 8 letters. [2019-11-20 04:47:49,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:47:49,408 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2019-11-20 04:47:49,409 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 04:47:49,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2019-11-20 04:47:49,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 04:47:49,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 04:47:49,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 04:47:49,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 04:47:49,413 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:47:49,414 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:47:49,414 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:47:49,414 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 04:47:49,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 04:47:49,414 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 04:47:49,415 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 04:47:49,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 04:47:49 BoogieIcfgContainer [2019-11-20 04:47:49,423 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 04:47:49,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:47:49,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:47:49,427 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:47:49,439 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:47:46" (3/4) ... [2019-11-20 04:47:49,443 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 04:47:49,444 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:47:49,447 INFO L168 Benchmark]: Toolchain (without parser) took 4321.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.7 MB in the beginning and 981.3 MB in the end (delta: -40.6 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:47:49,450 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:47:49,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:47:49,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:47:49,453 INFO L168 Benchmark]: Boogie Preprocessor took 23.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:47:49,454 INFO L168 Benchmark]: RCFGBuilder took 344.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:47:49,454 INFO L168 Benchmark]: BuchiAutomizer took 3396.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 981.3 MB in the end (delta: 121.5 MB). Peak memory consumption was 121.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:47:49,455 INFO L168 Benchmark]: Witness Printer took 17.94 ms. Allocated memory is still 1.2 GB. Free memory is still 981.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:47:49,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 493.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 344.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3396.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 981.3 MB in the end (delta: 121.5 MB). Peak memory consumption was 121.5 MB. Max. memory is 11.5 GB. * Witness Printer took 17.94 ms. Allocated memory is still 1.2 GB. Free memory is still 981.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[y_ref][y_ref] + 2147483647 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 3 SDslu, 9 SDs, 0 SdLazy, 15 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax108 hnf100 lsp89 ukn69 mio100 lsp33 div100 bol100 ite100 ukn100 eq188 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...