./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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 0.1.24-6b5699a [2019-11-25 08:58:12,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:58:12,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:58:12,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:58:12,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:58:12,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:58:12,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:58:12,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:58:12,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:58:12,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:58:12,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:58:12,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:58:12,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:58:12,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:58:12,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:58:12,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:58:12,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:58:12,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:58:12,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:58:12,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:58:12,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:58:12,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:58:12,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:58:12,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:58:12,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:58:12,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:58:12,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:58:12,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:58:12,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:58:12,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:58:12,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:58:12,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:58:12,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:58:12,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:58:12,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:58:12,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:58:12,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:58:12,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:58:12,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:58:12,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:58:12,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:58:12,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:58:12,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:58:12,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:58:12,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:58:12,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:58:12,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:58:12,413 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:58:12,413 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:58:12,413 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:58:12,413 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:58:12,414 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:58:12,414 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:58:12,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:58:12,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:58:12,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:58:12,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:58:12,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:58:12,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:58:12,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:58:12,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:58:12,415 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:58:12,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:58:12,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:58:12,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:58:12,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:58:12,416 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:58:12,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:58:12,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:58:12,417 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:58:12,418 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:58:12,418 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_2636e39e-d645-4b12-bc21-04a37a60241d/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 [2019-11-25 08:58:12,575 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:58:12,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:58:12,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:58:12,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:58:12,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:58:12,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i [2019-11-25 08:58:12,649 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/data/b2c3a3d22/94f6c216fda942cfa53ef443665fb285/FLAGa32c43d37 [2019-11-25 08:58:13,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:58:13,060 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i [2019-11-25 08:58:13,075 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/data/b2c3a3d22/94f6c216fda942cfa53ef443665fb285/FLAGa32c43d37 [2019-11-25 08:58:13,084 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/data/b2c3a3d22/94f6c216fda942cfa53ef443665fb285 [2019-11-25 08:58:13,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:58:13,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:58:13,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:58:13,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:58:13,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:58:13,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eeefb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13, skipping insertion in model container [2019-11-25 08:58:13,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:58:13,154 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:58:13,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:58:13,563 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:58:13,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:58:13,670 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:58:13,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13 WrapperNode [2019-11-25 08:58:13,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:58:13,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:58:13,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:58:13,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:58:13,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:58:13,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:58:13,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:58:13,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:58:13,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... [2019-11-25 08:58:13,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:58:13,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:58:13,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:58:13,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:58:13,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:58:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:58:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:58:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:58:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:58:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:58:14,098 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:58:14,098 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:58:14,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:14 BoogieIcfgContainer [2019-11-25 08:58:14,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:58:14,100 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:58:14,100 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:58:14,102 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:58:14,103 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:58:14,103 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:58:13" (1/3) ... [2019-11-25 08:58:14,104 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2aad6349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:58:14, skipping insertion in model container [2019-11-25 08:58:14,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:58:14,105 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:13" (2/3) ... [2019-11-25 08:58:14,105 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2aad6349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:58:14, skipping insertion in model container [2019-11-25 08:58:14,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:58:14,106 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:14" (3/3) ... [2019-11-25 08:58:14,107 INFO L371 chiAutomizerObserver]: Analyzing ICFG b.03_assume-alloca.i [2019-11-25 08:58:14,163 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:58:14,164 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:58:14,165 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:58:14,165 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:58:14,166 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:58:14,166 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:58:14,166 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:58:14,167 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:58:14,182 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-25 08:58:14,204 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:58:14,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:58:14,205 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:58:14,211 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:58:14,211 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-25 08:58:14,211 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:58:14,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-25 08:58:14,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:58:14,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:58:14,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:58:14,215 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:58:14,215 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-25 08:58:14,227 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~nondet16, main_#t~nondet17, main_#t~ret18;test_fun_#in~x, test_fun_#in~y := main_#t~nondet16, main_#t~nondet17;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~mem4, test_fun_#t~mem5, test_fun_#t~mem11, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~mem9, test_fun_#t~mem8, test_fun_#t~short10, test_fun_#t~mem15, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem4 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 4#L553true assume !(test_fun_#t~mem4 <= 0);havoc test_fun_#t~mem4; 9#L556-5true [2019-11-25 08:58:14,227 INFO L796 eck$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~mem7;havoc test_fun_#t~short10;havoc test_fun_#t~mem8;havoc test_fun_#t~mem6;havoc test_fun_#t~mem9;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 [2019-11-25 08:58:14,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:14,233 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-11-25 08:58:14,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:14,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400910574] [2019-11-25 08:58:14,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,419 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:58:14,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:14,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1298091, now seen corresponding path program 1 times [2019-11-25 08:58:14,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:14,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630643203] [2019-11-25 08:58:14,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:14,469 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630643203] [2019-11-25 08:58:14,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:14,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:58:14,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258568778] [2019-11-25 08:58:14,473 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:58:14,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:14,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:58:14,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:14,486 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 3 states. [2019-11-25 08:58:14,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:14,519 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2019-11-25 08:58:14,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:58:14,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2019-11-25 08:58:14,522 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:58:14,526 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 7 states and 7 transitions. [2019-11-25 08:58:14,527 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-11-25 08:58:14,527 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-11-25 08:58:14,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 7 transitions. [2019-11-25 08:58:14,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:58:14,528 INFO L688 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-25 08:58:14,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 7 transitions. [2019-11-25 08:58:14,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-11-25 08:58:14,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-25 08:58:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-11-25 08:58:14,553 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-25 08:58:14,553 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-25 08:58:14,553 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:58:14,553 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2019-11-25 08:58:14,554 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:58:14,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:58:14,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:58:14,554 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:58:14,554 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-25 08:58:14,555 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 [2019-11-25 08:58:14,555 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~mem7;havoc test_fun_#t~short10;havoc test_fun_#t~mem8;havoc test_fun_#t~mem6;havoc test_fun_#t~mem9;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 [2019-11-25 08:58:14,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:14,555 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2019-11-25 08:58:14,555 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:14,555 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495253495] [2019-11-25 08:58:14,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,588 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:58:14,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:14,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1296169, now seen corresponding path program 1 times [2019-11-25 08:58:14,589 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:14,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066561530] [2019-11-25 08:58:14,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,636 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:58:14,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:14,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1806905932, now seen corresponding path program 1 times [2019-11-25 08:58:14,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:14,643 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584893206] [2019-11-25 08:58:14,643 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:58:14,715 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:58:14,890 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2019-11-25 08:58:15,190 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-11-25 08:58:15,306 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-11-25 08:58:15,319 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:58:15,320 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:58:15,320 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:58:15,323 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:58:15,323 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:58:15,323 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:15,323 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:58:15,324 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:58:15,324 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03_assume-alloca.i_Iteration2_Lasso [2019-11-25 08:58:15,324 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:58:15,324 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:58:15,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,666 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-11-25 08:58:15,792 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-11-25 08:58:15,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:15,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:58:16,299 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:58:16,303 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,349 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 [2019-11-25 08:58:16,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,402 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,473 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 [2019-11-25 08:58:16,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,520 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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 [2019-11-25 08:58:16,567 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 [2019-11-25 08:58:16,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:58:16,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:58:16,598 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,667 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 [2019-11-25 08:58:16,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:58:16,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:58:16,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:58:16,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:58:16,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:58:16,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,787 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 [2019-11-25 08:58:16,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:58:16,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:58:16,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:58:16,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:58:16,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:58:16,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:58:16,806 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 [2019-11-25 08:58:16,819 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:58:16,949 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2019-11-25 08:58:16,949 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_2636e39e-d645-4b12-bc21-04a37a60241d/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) [2019-11-25 08:58:16,959 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:58:16,963 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-25 08:58:16,964 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:58:16,964 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 [] [2019-11-25 08:58:17,008 INFO L297 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2019-11-25 08:58:17,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-25 08:58:17,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:17,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-25 08:58:17,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:58:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:17,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-25 08:58:17,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:58:17,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:58:17,131 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:58:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:17,202 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 [2019-11-25 08:58:17,203 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1 Second operand 5 states. [2019-11-25 08:58:17,272 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. [2019-11-25 08:58:17,273 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 [2019-11-25 08:58:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:58:17,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-11-25 08:58:17,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-25 08:58:17,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:58:17,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 7 letters. Loop has 4 letters. [2019-11-25 08:58:17,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:58:17,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 3 letters. Loop has 8 letters. [2019-11-25 08:58:17,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:58:17,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2019-11-25 08:58:17,277 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:58:17,277 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2019-11-25 08:58:17,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-25 08:58:17,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-25 08:58:17,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-25 08:58:17,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:58:17,278 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:58:17,278 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:58:17,278 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:58:17,278 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-25 08:58:17,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:58:17,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:58:17,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-25 08:58:17,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:58:17 BoogieIcfgContainer [2019-11-25 08:58:17,287 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:58:17,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:58:17,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:58:17,288 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:58:17,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:14" (3/4) ... [2019-11-25 08:58:17,298 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:58:17,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:58:17,300 INFO L168 Benchmark]: Toolchain (without parser) took 4212.34 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 260.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:17,303 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-25 08:58:17,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -228.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:17,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:17,305 INFO L168 Benchmark]: Boogie Preprocessor took 24.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:58:17,306 INFO L168 Benchmark]: RCFGBuilder took 365.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:17,306 INFO L168 Benchmark]: BuchiAutomizer took 3187.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 76.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:17,308 INFO L168 Benchmark]: Witness Printer took 10.30 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:17,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 583.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -228.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 365.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3187.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 76.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. * Witness Printer took 10.30 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 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 * 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 3.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. 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: 21ms 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...