./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_3-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_3-1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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 32bit --witnessprinter.graph.data.programhash be63c976650441aaee3d3a743a32b09c44df32d0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:49,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:49,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:49,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:49,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:49,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:49,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:49,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:49,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:49,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:49,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:49,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:49,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:49,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:49,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:49,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:49,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:49,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:49,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:49,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:49,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:49,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:49,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:49,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:49,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:49,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:49,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:49,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:49,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:49,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:49,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:49,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:49,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:49,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:49,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:49,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:49,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:49,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:49,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:49,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:49,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:49,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:55:49,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:49,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:49,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:49,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:49,409 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:49,409 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:55:49,409 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:55:49,409 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:55:49,409 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:55:49,410 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:55:49,410 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:55:49,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:49,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:49,411 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:55:49,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:49,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:49,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:49,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:55:49,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:55:49,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:55:49,412 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:49,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:49,412 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:55:49,412 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:49,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:55:49,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:49,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:49,413 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:55:49,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:49,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:49,413 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:55:49,415 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:55:49,415 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/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be63c976650441aaee3d3a743a32b09c44df32d0 [2019-10-22 08:55:49,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:49,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:49,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:49,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:49,452 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:49,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_3-1.c [2019-10-22 08:55:49,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/data/4a43c4c4d/4d357809d847490c874bb9bfd0e7f3e2/FLAG994dd862b [2019-10-22 08:55:49,873 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:49,873 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/sv-benchmarks/c/loop-acceleration/simple_3-1.c [2019-10-22 08:55:49,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/data/4a43c4c4d/4d357809d847490c874bb9bfd0e7f3e2/FLAG994dd862b [2019-10-22 08:55:50,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/data/4a43c4c4d/4d357809d847490c874bb9bfd0e7f3e2 [2019-10-22 08:55:50,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:50,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:50,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:50,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:50,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:50,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7865086a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50, skipping insertion in model container [2019-10-22 08:55:50,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,312 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:50,328 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:50,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:50,449 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:50,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:50,527 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:50,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50 WrapperNode [2019-10-22 08:55:50,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:50,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:50,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:50,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:50,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:50,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:50,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:50,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:50,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... [2019-10-22 08:55:50,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:50,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:50,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:50,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:50,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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 [2019-10-22 08:55:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:50,774 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:50,774 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:55:50,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:50 BoogieIcfgContainer [2019-10-22 08:55:50,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:50,776 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:55:50,776 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:55:50,778 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:55:50,779 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:55:50,779 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:55:50" (1/3) ... [2019-10-22 08:55:50,780 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@156e1f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:55:50, skipping insertion in model container [2019-10-22 08:55:50,780 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:55:50,780 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:50" (2/3) ... [2019-10-22 08:55:50,780 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@156e1f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:55:50, skipping insertion in model container [2019-10-22 08:55:50,780 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:55:50,781 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:50" (3/3) ... [2019-10-22 08:55:50,782 INFO L371 chiAutomizerObserver]: Analyzing ICFG simple_3-1.c [2019-10-22 08:55:50,822 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:55:50,822 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:55:50,822 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:55:50,822 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:50,822 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:50,823 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:55:50,823 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:50,823 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:55:50,835 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 08:55:50,854 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:55:50,854 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:55:50,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:55:50,860 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:55:50,860 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:55:50,860 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:55:50,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 08:55:50,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:55:50,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:55:50,862 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:55:50,862 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:55:50,862 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:55:50,868 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true [2019-10-22 08:55:50,869 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-10-22 08:55:50,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:50,874 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 08:55:50,882 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:50,883 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534343123] [2019-10-22 08:55:50,883 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,883 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:50,973 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:50,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:50,975 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-10-22 08:55:50,975 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:50,975 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024620384] [2019-10-22 08:55:50,976 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,976 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:51,000 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:51,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:51,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 08:55:51,007 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:51,007 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965472340] [2019-10-22 08:55:51,007 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:51,007 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:51,008 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:51,024 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:51,139 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:51,140 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:51,140 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:51,140 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:51,140 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:55:51,140 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:51,141 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:51,141 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:51,141 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-10-22 08:55:51,141 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:51,141 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:51,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:51,282 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:51,282 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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 [2019-10-22 08:55:51,297 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:51,297 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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 [2019-10-22 08:55:51,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:55:51,314 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:55:52,421 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:55:52,423 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:52,423 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:52,423 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:52,423 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:52,423 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:55:52,424 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:52,424 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:52,424 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:52,424 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-10-22 08:55:52,424 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:52,424 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:52,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:52,524 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:52,528 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:55:52,530 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 [2019-10-22 08:55:52,532 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:52,534 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,535 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,535 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,535 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:52,538 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:55:52,539 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,557 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:55:52,558 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 [2019-10-22 08:55:52,559 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:52,560 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,561 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,561 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,561 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:52,563 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:52,565 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,592 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:55:52,592 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 [2019-10-22 08:55:52,593 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:52,594 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,594 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,594 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,594 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:52,596 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:52,599 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,642 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:55:52,643 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 [2019-10-22 08:55:52,644 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:52,644 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,644 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,644 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,644 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:52,647 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:52,647 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,684 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:55:52,684 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 [2019-10-22 08:55:52,685 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:52,686 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:52,687 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,687 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,687 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,687 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:52,690 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:52,690 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,737 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:55:52,737 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 [2019-10-22 08:55:52,738 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:52,739 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:52,739 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,739 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,739 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,739 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:52,743 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:52,743 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,866 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:55:52,867 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 [2019-10-22 08:55:52,868 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:52,869 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:52,869 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,869 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,869 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,869 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:52,880 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:52,881 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:52,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:52,986 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:55:52,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:52,990 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:52,990 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:52,990 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:52,991 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:52,991 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:52,991 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:52,992 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:52,993 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,019 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:55:53,019 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 [2019-10-22 08:55:53,020 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,020 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:53,020 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,020 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,020 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,020 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:53,023 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:53,025 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,078 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:53,078 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:53,079 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:53,079 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:53,079 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:55:53,079 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:53,079 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:53,079 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:53,079 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-10-22 08:55:53,079 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:53,079 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:53,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:53,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:53,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:53,166 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:53,166 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:53,243 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:53,243 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:55:53,248 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:55:53,249 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:53,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:53,256 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:53,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:55:53,266 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:53,330 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:55:53,332 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:53,332 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:53,332 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:53,332 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:53,332 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:55:53,332 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:53,332 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:53,332 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:53,332 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-10-22 08:55:53,332 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:53,332 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:53,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:53,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:53,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:53,436 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:53,436 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:55:53,437 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 [2019-10-22 08:55:53,437 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,437 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,437 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,437 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:53,439 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:53,439 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:55:53,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:53,456 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,457 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,457 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,457 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,458 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:53,458 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:55:53,458 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:53,460 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,460 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,461 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,461 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,461 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:53,468 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:55:53,468 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,469 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:55:53,469 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 [2019-10-22 08:55:53,470 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,470 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,470 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,470 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:53,472 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:55:53,472 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:55:53,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,499 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 [2019-10-22 08:55:53,500 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,500 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,500 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,500 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,500 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:53,501 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:53,501 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,502 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 [2019-10-22 08:55:53,502 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,502 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,503 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,503 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,504 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:53,504 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:53,504 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,505 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:55:53,505 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 [2019-10-22 08:55:53,506 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,506 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,507 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,507 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,510 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:55:53,514 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:55:53,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,542 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 [2019-10-22 08:55:53,544 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,544 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,544 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,545 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,545 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,545 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:53,545 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,546 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,546 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 [2019-10-22 08:55:53,547 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,547 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,548 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,548 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,548 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,548 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:53,548 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,549 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:55:53,549 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 [2019-10-22 08:55:53,550 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,551 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,551 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,552 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:53,555 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:55:53,556 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:55:53,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,591 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 [2019-10-22 08:55:53,591 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,591 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,592 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,592 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,592 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:53,592 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:53,592 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,593 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 [2019-10-22 08:55:53,594 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:53,594 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,594 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,595 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,595 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:53,595 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:53,595 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,596 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:55:53,596 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 [2019-10-22 08:55:53,597 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,597 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:53,597 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,597 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,597 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:53,602 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:55:53,602 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:55:53,655 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,656 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 [2019-10-22 08:55:53,657 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,657 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:53,657 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,657 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,657 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,657 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:53,658 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:53,658 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,659 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 [2019-10-22 08:55:53,660 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,660 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:53,660 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,660 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,660 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,661 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:53,661 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:53,661 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,662 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,662 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:55:53,663 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 [2019-10-22 08:55:53,663 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,663 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:53,664 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,664 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,664 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,668 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:55:53,668 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:55:53,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,742 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 [2019-10-22 08:55:53,752 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,752 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:53,753 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,753 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,753 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,753 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,754 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:53,754 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,755 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,755 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 [2019-10-22 08:55:53,756 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,756 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:53,756 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,756 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,756 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,757 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,757 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:53,757 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,758 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,759 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:55:53,759 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 [2019-10-22 08:55:53,760 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,760 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:53,760 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,761 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,761 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:53,768 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:55:53,769 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:55:53,987 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,987 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 [2019-10-22 08:55:53,988 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,988 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:53,988 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,988 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,988 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,989 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:53,989 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:53,989 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,991 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 [2019-10-22 08:55:53,991 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,991 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:53,991 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:53,992 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,992 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,992 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:53,993 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:53,993 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:53,993 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:53,993 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:55:53,994 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 [2019-10-22 08:55:53,994 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:53,994 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:53,995 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:53,995 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:53,995 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:53,997 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:55:53,997 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:55:54,034 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:54,035 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,035 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:54,035 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,035 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,035 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,035 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:54,036 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:54,036 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,037 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 [2019-10-22 08:55:54,037 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,038 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:54,038 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,038 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,038 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,038 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:54,039 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:54,039 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,040 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:55:54,040 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 [2019-10-22 08:55:54,041 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,041 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:54,041 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,041 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,041 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:54,044 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:55:54,044 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:55:54,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,123 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 [2019-10-22 08:55:54,124 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,124 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:54,124 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,124 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,125 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,125 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:54,125 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:54,125 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,127 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,127 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 [2019-10-22 08:55:54,128 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,128 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:54,128 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,128 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,128 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,128 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:54,129 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:54,129 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,131 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 08:55:54,131 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-10-22 08:55:54,131 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-10-22 08:55:54,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:54,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-10-22 08:55:54,132 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:54,132 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367530649] [2019-10-22 08:55:54,132 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:54,132 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:54,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:54,139 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:54,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:54,140 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-10-22 08:55:54,140 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:54,140 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100761173] [2019-10-22 08:55:54,140 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:54,140 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:54,140 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:54,144 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:54,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:54,145 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-10-22 08:55:54,145 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:54,145 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496505449] [2019-10-22 08:55:54,145 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:54,145 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:54,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:54,156 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:54,166 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:54,166 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:54,166 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:54,167 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:54,167 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:55:54,167 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:54,167 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:54,167 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:54,167 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-10-22 08:55:54,167 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:54,167 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:54,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:54,228 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:54,228 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:54,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:54,232 INFO L160 nArgumentSynthesizer]: Using integer mode. 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/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:54,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:55:54,242 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:54,497 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:55:54,499 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:54,499 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:54,499 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:54,499 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:54,499 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:55:54,499 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:54,499 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:54,499 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:54,499 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-10-22 08:55:54,499 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:54,500 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:54,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:54,565 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:54,566 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:55:54,566 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 [2019-10-22 08:55:54,566 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:54,567 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,567 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,567 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,567 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:54,567 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:55:54,567 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,570 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:55:54,570 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 [2019-10-22 08:55:54,571 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:54,571 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,571 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,571 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,571 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:54,572 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:54,572 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,575 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:55:54,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:54,575 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:54,576 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,576 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,576 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,576 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:54,576 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:54,576 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,580 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:55:54,580 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 [2019-10-22 08:55:54,581 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:54,581 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,581 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,581 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,581 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:54,582 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:54,582 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,586 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:55:54,587 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 [2019-10-22 08:55:54,587 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,587 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:54,588 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,588 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,588 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,588 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:54,589 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:54,589 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,599 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:55:54,599 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 [2019-10-22 08:55:54,600 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,600 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:54,600 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,600 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,600 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,600 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:54,602 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:54,602 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,624 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:55:54,624 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 [2019-10-22 08:55:54,625 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,625 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:54,625 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,625 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,625 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,625 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:54,629 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:54,630 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,664 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:55:54,664 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 [2019-10-22 08:55:54,666 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,666 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:54,666 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,667 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,667 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,667 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:54,668 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:54,668 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,674 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:55:54,675 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 [2019-10-22 08:55:54,675 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:54,675 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:54,675 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:54,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:54,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:54,676 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:54,677 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:54,677 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:54,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:54,719 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:54,719 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:54,719 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:54,719 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:54,719 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:55:54,719 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:54,719 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:54,719 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:54,719 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-10-22 08:55:54,719 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:54,720 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:54,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:54,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:54,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:54,834 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:54,834 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:54,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:54,840 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:54,846 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:55:54,846 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:54,853 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:54,854 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:54,857 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:55:54,857 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/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) [2019-10-22 08:55:54,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:55:54,869 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b537fc74-1e2f-469c-b611-f7aa8c9d902e/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:55:54,884 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:55:54,884 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:55,326 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:55:55,328 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:55:55,328 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:55:55,328 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:55:55,328 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:55:55,328 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:55:55,328 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:55:55,328 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:55:55,328 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:55:55,329 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-10-22 08:55:55,329 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:55:55,329 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:55:55,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:55,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:55,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:55:55,431 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:55:55,431 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:55:55,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:55,432 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,432 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,432 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,432 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,432 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:55,433 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:55:55,433 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,433 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 [2019-10-22 08:55:55,434 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,434 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,434 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,434 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:55,437 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:55,438 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:55:55,445 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,446 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 [2019-10-22 08:55:55,446 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,447 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,447 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,447 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,447 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:55:55,447 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:55:55,448 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,449 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:55:55,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:55,450 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,450 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,450 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,450 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,451 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:55,451 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:55,451 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,452 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 [2019-10-22 08:55:55,452 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,452 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,452 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,452 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:55,454 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:55:55,454 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:55:55,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:55,468 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,468 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,468 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,468 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,468 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:55,468 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:55,469 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,469 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:55:55,470 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 [2019-10-22 08:55:55,470 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,471 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,471 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,471 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,471 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:55,472 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:55,472 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,472 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 [2019-10-22 08:55:55,473 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,473 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,474 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:55,475 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:55:55,476 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:55:55,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:55,500 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,501 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,501 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,501 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,501 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:55,501 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:55,501 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,502 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:55:55,503 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 [2019-10-22 08:55:55,504 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,504 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,505 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,505 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,505 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:55,505 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:55,505 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,506 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,506 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 [2019-10-22 08:55:55,507 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,507 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,507 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,508 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:55,510 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:55:55,510 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:55:55,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,541 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 [2019-10-22 08:55:55,541 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:55:55,541 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,541 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,541 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,541 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:55,542 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:55,542 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,542 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,542 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:55:55,545 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 [2019-10-22 08:55:55,546 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,547 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:55,547 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,547 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,547 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,547 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:55,548 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:55,548 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,548 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 [2019-10-22 08:55:55,549 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,549 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:55,549 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,549 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,549 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:55,551 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:55:55,551 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:55:55,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,593 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 [2019-10-22 08:55:55,593 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,593 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:55,593 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,594 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,594 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,594 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:55:55,594 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:55:55,594 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,595 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:55:55,595 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 [2019-10-22 08:55:55,596 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,597 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:55,597 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,597 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,597 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,597 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:55,598 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:55,598 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,600 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 [2019-10-22 08:55:55,601 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,601 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:55,601 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,601 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,601 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:55,604 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:55:55,604 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:55:55,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,791 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 [2019-10-22 08:55:55,791 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,791 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:55:55,792 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,792 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,792 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,792 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:55,792 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:55,792 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,794 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:55:55,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:55,796 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,796 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:55,796 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:55,796 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,796 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,796 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:55,797 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:55,797 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:55,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:55,798 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 [2019-10-22 08:55:55,799 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:55,799 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:55,799 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:55,799 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:55,799 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:55,803 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:55:55,804 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:55:56,076 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,076 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 [2019-10-22 08:55:56,077 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,077 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:56,077 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:56,078 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,078 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,078 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:55:56,079 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:55:56,079 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:56,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,079 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:55:56,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:56,080 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,080 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:56,080 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:56,081 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,081 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,081 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:56,081 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:56,081 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:56,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,082 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 [2019-10-22 08:55:56,085 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,085 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:56,085 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,085 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,085 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:56,087 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:55:56,087 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:55:56,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:56,148 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,148 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:55:56,148 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:56,148 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,148 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,149 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:55:56,149 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:55:56,149 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:56,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,150 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:55:56,150 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 [2019-10-22 08:55:56,150 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,151 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:56,151 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:56,151 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,151 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,151 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:56,151 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:56,151 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:56,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,155 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 [2019-10-22 08:55:56,155 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,155 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:56,155 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,156 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,156 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:56,159 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:55:56,161 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:55:56,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:55:56,386 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:55:56,387 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:55:56,387 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:55:56,387 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:55:56,387 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:55:56,388 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:55:56,388 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:55:56,396 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:55:56,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:55:56,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:55:56 BoogieIcfgContainer [2019-10-22 08:55:56,404 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:55:56,405 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:56,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:56,405 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:56,406 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:50" (3/4) ... [2019-10-22 08:55:56,414 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:55:56,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:56,420 INFO L168 Benchmark]: Toolchain (without parser) took 6127.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 941.0 MB in the beginning and 895.5 MB in the end (delta: 45.5 MB). Peak memory consumption was 246.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:56,421 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 963.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:56,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:56,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.02 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. [2019-10-22 08:55:56,422 INFO L168 Benchmark]: Boogie Preprocessor took 17.11 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. [2019-10-22 08:55:56,423 INFO L168 Benchmark]: RCFGBuilder took 200.71 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:56,424 INFO L168 Benchmark]: BuchiAutomizer took 5628.53 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 895.5 MB in the end (delta: 218.9 MB). Peak memory consumption was 283.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:56,424 INFO L168 Benchmark]: Witness Printer took 13.57 ms. Allocated memory is still 1.2 GB. Free memory is still 895.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:56,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 963.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 234.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.02 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 17.11 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. * RCFGBuilder took 200.71 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5628.53 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 895.5 MB in the end (delta: 218.9 MB). Peak memory consumption was 283.9 MB. Max. memory is 11.5 GB. * Witness Printer took 13.57 ms. Allocated memory is still 1.2 GB. Free memory is still 895.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div616 bol100 ite100 ukn100 eq143 hnf43 smp89 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 230ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" Loop: "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...