./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d38e7f8e829b6fb879eed3e9eda17afd63dbb323 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:57:29,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:57:29,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:57:29,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:57:29,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:57:29,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:57:29,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:57:29,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:57:29,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:57:29,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:57:29,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:57:29,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:57:29,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:57:29,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:57:29,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:57:29,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:57:29,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:57:29,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:57:29,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:57:29,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:57:29,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:57:29,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:57:29,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:57:29,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:57:29,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:57:29,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:57:29,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:57:29,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:57:29,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:57:29,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:57:29,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:57:29,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:57:29,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:57:29,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:57:29,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:57:29,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:57:29,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:57:29,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:57:29,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:57:29,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:57:29,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:57:29,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-28 02:57:29,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:57:29,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:57:29,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:57:29,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:57:29,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:57:29,332 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 02:57:29,332 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 02:57:29,332 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 02:57:29,333 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 02:57:29,333 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 02:57:29,333 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 02:57:29,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:57:29,334 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:57:29,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:57:29,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:57:29,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 02:57:29,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 02:57:29,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 02:57:29,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 02:57:29,335 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 02:57:29,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:57:29,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 02:57:29,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:57:29,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:57:29,336 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 02:57:29,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:57:29,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:57:29,337 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 02:57:29,338 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 02:57:29,338 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e7f8e829b6fb879eed3e9eda17afd63dbb323 [2019-11-28 02:57:29,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:57:29,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:57:29,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:57:29,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:57:29,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:57:29,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2019-11-28 02:57:29,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837491c65/c29b4f10967347fe967911918977c65f/FLAG913254dec [2019-11-28 02:57:30,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:57:30,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2019-11-28 02:57:30,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837491c65/c29b4f10967347fe967911918977c65f/FLAG913254dec [2019-11-28 02:57:30,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837491c65/c29b4f10967347fe967911918977c65f [2019-11-28 02:57:30,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:57:30,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 02:57:30,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:57:30,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:57:30,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:57:30,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f61f9f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30, skipping insertion in model container [2019-11-28 02:57:30,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:57:30,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:57:30,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:57:30,737 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 02:57:30,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:57:30,768 INFO L208 MainTranslator]: Completed translation [2019-11-28 02:57:30,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30 WrapperNode [2019-11-28 02:57:30,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:57:30,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 02:57:30,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 02:57:30,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 02:57:30,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 02:57:30,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 02:57:30,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 02:57:30,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 02:57:30,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... [2019-11-28 02:57:30,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 02:57:30,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 02:57:30,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 02:57:30,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 02:57:30,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 02:57:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 02:57:31,072 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 02:57:31,072 INFO L297 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-28 02:57:31,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:31 BoogieIcfgContainer [2019-11-28 02:57:31,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 02:57:31,075 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 02:57:31,075 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 02:57:31,078 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 02:57:31,079 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:57:31,080 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:57:30" (1/3) ... [2019-11-28 02:57:31,081 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12c01c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:57:31, skipping insertion in model container [2019-11-28 02:57:31,081 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:57:31,081 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:30" (2/3) ... [2019-11-28 02:57:31,082 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12c01c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:57:31, skipping insertion in model container [2019-11-28 02:57:31,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:57:31,082 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:31" (3/3) ... [2019-11-28 02:57:31,084 INFO L371 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2019-11-28 02:57:31,131 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 02:57:31,131 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 02:57:31,131 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 02:57:31,131 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 02:57:31,131 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 02:57:31,132 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 02:57:31,132 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 02:57:31,132 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 02:57:31,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-28 02:57:31,168 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 02:57:31,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 02:57:31,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 02:57:31,174 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 02:57:31,175 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 02:57:31,175 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 02:57:31,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-28 02:57:31,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 02:57:31,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 02:57:31,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 02:57:31,176 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 02:57:31,176 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 02:57:31,183 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true [2019-11-28 02:57:31,183 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2019-11-28 02:57:31,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:57:31,188 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-28 02:57:31,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:57:31,195 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986118054] [2019-11-28 02:57:31,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:57:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:31,288 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:57:31,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:57:31,290 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-28 02:57:31,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:57:31,290 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042017750] [2019-11-28 02:57:31,291 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:57:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:31,317 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:57:31,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:57:31,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-28 02:57:31,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:57:31,320 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677861509] [2019-11-28 02:57:31,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:57:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:31,341 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:57:31,573 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:57:31,574 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:57:31,574 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:57:31,574 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:57:31,574 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 02:57:31,574 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:31,575 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:57:31,575 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:57:31,575 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 02:57:31,575 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:57:31,575 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:57:31,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:31,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:31,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:31,816 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-11-28 02:57:32,053 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-11-28 02:57:32,066 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:57:32,067 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,078 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:57:32,078 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,088 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 02:57:32,088 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: [] [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:57:32,102 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 02:57:32,123 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,201 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 02:57:32,204 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:57:32,204 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:57:32,204 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:57:32,204 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:57:32,205 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 02:57:32,205 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,205 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:57:32,205 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:57:32,206 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 02:57:32,206 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:57:32,206 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:57:32,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:32,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:32,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:32,363 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-11-28 02:57:32,599 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-11-28 02:57:32,607 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:57:32,614 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:32,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:32,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:32,634 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:32,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,698 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2019-11-28 02:57:32,698 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 02:57:32,750 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:32,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:32,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:32,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:32,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:32,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:57:32,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:57:32,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:32,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:32,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:32,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:32,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:32,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:57:32,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:57:32,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:32,798 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:32,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:32,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:32,817 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:32,818 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:32,889 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 02:57:32,889 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 02:57:32,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:32,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:32,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:32,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:32,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:32,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:32,980 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:32,982 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:32,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:32,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:32,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:32,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:32,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:32,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:32,998 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:32,999 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:32,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:33,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:33,004 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:33,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,020 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:33,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,070 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 02:57:33,070 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 02:57:33,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:33,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:33,175 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:33,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:33,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:33,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,191 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:33,192 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:33,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:33,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:33,208 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:33,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,221 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:33,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:33,274 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 02:57:33,275 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 02:57:33,396 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:33,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,423 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:33,424 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:33,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:33,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,450 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:33,454 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:33,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:33,459 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,476 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:33,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,477 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:33,477 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,545 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 02:57:33,545 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 02:57:33,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,649 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:33,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:33,650 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:33,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,663 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 [2019-11-28 02:57:33,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:33,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:33,667 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:33,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:33,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:33,673 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,682 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 02:57:33,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,682 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:33,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:33,727 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 02:57:33,727 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 02:57:33,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,953 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 02:57:33,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:33,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:33,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:33,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:33,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,972 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 02:57:33,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:33,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:33,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:33,974 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:33,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:33,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:33,981 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:33,988 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 [2019-11-28 02:57:33,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:33,991 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:33,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:33,991 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:33,992 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,056 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 02:57:34,056 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 02:57:34,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:34,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:34,617 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:34,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:34,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:34,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:34,618 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:34,620 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:34,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:34,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:34,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:34,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:34,640 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:34,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:34,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:34,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:34,641 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:34,642 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:34,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:34,650 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:34,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:34,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:34,657 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:34,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:34,657 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:34,657 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,693 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 02:57:34,694 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 02:57:34,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:34,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:34,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:34,839 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:34,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:34,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:34,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:34,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:34,840 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:34,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:34,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:34,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:34,855 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:34,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:34,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:34,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:34,856 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:34,856 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:34,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:34,861 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:34,867 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 [2019-11-28 02:57:34,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:34,870 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:34,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:34,870 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:34,870 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:34,926 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2019-11-28 02:57:34,927 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2019-11-28 02:57:35,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:35,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:35,106 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:35,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:35,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:35,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:35,107 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 02:57:35,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:57:35,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:35,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:35,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:35,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:35,131 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:35,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:35,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:35,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:35,131 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 02:57:35,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:57:35,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:35,139 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-28 02:57:35,139 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2019-11-28 02:57:35,139 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2019-11-28 02:57:35,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:57:35,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-28 02:57:35,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:57:35,140 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206675043] [2019-11-28 02:57:35,140 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:57:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:35,158 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:57:35,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:57:35,158 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-28 02:57:35,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:57:35,159 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558894306] [2019-11-28 02:57:35,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:57:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:35,170 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:57:35,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:57:35,171 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-28 02:57:35,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:57:35,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907193634] [2019-11-28 02:57:35,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:57:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:57:35,202 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:57:35,259 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:57:35,260 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:57:35,260 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:57:35,260 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:57:35,260 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 02:57:35,260 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,260 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:57:35,260 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:57:35,261 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 02:57:35,261 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:57:35,261 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:57:35,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:35,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:35,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:35,587 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-11-28 02:57:35,592 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:57:35,593 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:57:35,603 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 02:57:35,606 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 02:57:35,606 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:35,614 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:57:35,614 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,618 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 02:57:35,618 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:35,625 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 02:57:35,625 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:35,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 02:57:35,638 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,783 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 02:57:35,785 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:57:35,786 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:57:35,786 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:57:35,786 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:57:35,786 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 02:57:35,786 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:35,786 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:57:35,786 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:57:35,786 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 02:57:35,786 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:57:35,786 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:57:35,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:35,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:35,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:57:36,077 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-11-28 02:57:36,079 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:57:36,080 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:57:36,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:57:36,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:36,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:57:36,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:57:36,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,115 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:36,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,135 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2019-11-28 02:57:36,135 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 02:57:36,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:36,185 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,193 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:36,194 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:36,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,205 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:36,206 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:36,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,218 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:36,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,247 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 02:57:36,248 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 02:57:36,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:36,366 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:36,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:36,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:36,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:36,454 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:36,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,469 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:36,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,535 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 02:57:36,536 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 02:57:36,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:36,696 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,708 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:36,709 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:36,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,724 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:36,726 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:36,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:57:36,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,742 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:36,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,783 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 02:57:36,783 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 02:57:36,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:36,915 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:36,928 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:36,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,928 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:36,929 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:36,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:36,944 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:36,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:36,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:36,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 02:57:36,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 02:57:36,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:36,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:36,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:36,964 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:36,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:36,965 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:36,965 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:36,996 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 02:57:36,996 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 02:57:37,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:37,095 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,105 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 02:57:37,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:37,107 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:37,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,123 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 [2019-11-28 02:57:37,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,126 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 02:57:37,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,127 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:37,128 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:37,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,145 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 02:57:37,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,146 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:37,146 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,185 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 02:57:37,186 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 02:57:37,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:37,327 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,339 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:37,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,339 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:37,341 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:37,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,356 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:37,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 02:57:37,359 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 02:57:37,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,376 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:37,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,377 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:37,377 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,455 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 02:57:37,455 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 02:57:37,598 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:37,601 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,607 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:37,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:37,608 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:37,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:37,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,622 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:37,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 02:57:37,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 02:57:37,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:57:37,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 02:57:37,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,643 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:37,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,678 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 02:57:37,678 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 02:57:37,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:37,804 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,811 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:37,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,812 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 02:57:37,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:57:37,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,826 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:37,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:57:37,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:57:37,826 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 02:57:37,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:57:37,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:57:37,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:57:37,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 02:57:37,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 02:57:37,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:57:37,843 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 02:57:37,843 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:57:37,888 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2019-11-28 02:57:37,888 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2019-11-28 02:57:38,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 02:57:38,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:57:38 BoogieIcfgContainer [2019-11-28 02:57:38,047 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 02:57:38,048 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 02:57:38,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 02:57:38,048 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 02:57:38,049 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:31" (3/4) ... [2019-11-28 02:57:38,052 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 02:57:38,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 02:57:38,053 INFO L168 Benchmark]: Toolchain (without parser) took 7524.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 349.7 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -61.0 MB). Peak memory consumption was 288.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:57:38,054 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:57:38,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.7 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:57:38,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.82 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:57:38,056 INFO L168 Benchmark]: Boogie Preprocessor took 73.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -199.6 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2019-11-28 02:57:38,056 INFO L168 Benchmark]: RCFGBuilder took 192.81 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-11-28 02:57:38,057 INFO L168 Benchmark]: BuchiAutomizer took 6972.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 199.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.0 MB). Peak memory consumption was 375.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:57:38,058 INFO L168 Benchmark]: Witness Printer took 4.04 ms. Allocated memory is still 1.4 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:57:38,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 239.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.7 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.82 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -199.6 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 192.81 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6972.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 199.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.0 MB). Peak memory consumption was 375.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.04 ms. Allocated memory is still 1.4 GB. Free memory is still 1.0 GB. 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 6.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.8s. 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: inital49 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div261 bol100 ite111 ukn100 eq135 hnf58 smp88 dnf215 smp78 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 206ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - 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_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2;" "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" Loop: "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...