./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loop-lit/gcnr2008.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/loop-lit/gcnr2008.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 153d29cc59a928b964d34eac87caede5c68a6fb0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 03:18:03,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 03:18:03,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 03:18:03,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 03:18:03,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 03:18:03,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 03:18:03,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 03:18:04,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 03:18:04,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 03:18:04,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 03:18:04,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 03:18:04,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 03:18:04,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 03:18:04,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 03:18:04,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 03:18:04,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 03:18:04,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 03:18:04,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 03:18:04,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 03:18:04,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 03:18:04,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 03:18:04,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 03:18:04,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 03:18:04,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 03:18:04,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 03:18:04,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 03:18:04,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 03:18:04,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 03:18:04,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 03:18:04,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 03:18:04,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 03:18:04,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 03:18:04,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 03:18:04,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 03:18:04,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 03:18:04,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 03:18:04,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 03:18:04,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 03:18:04,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 03:18:04,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 03:18:04,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 03:18:04,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 03:18:04,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 03:18:04,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 03:18:04,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 03:18:04,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 03:18:04,095 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 03:18:04,095 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 03:18:04,095 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 03:18:04,096 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 03:18:04,096 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 03:18:04,096 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 03:18:04,097 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 03:18:04,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 03:18:04,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 03:18:04,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 03:18:04,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 03:18:04,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 03:18:04,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 03:18:04,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 03:18:04,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 03:18:04,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 03:18:04,100 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 03:18:04,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 03:18:04,100 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 03:18:04,100 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 03:18:04,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 03:18:04,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 03:18:04,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 03:18:04,101 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 03:18:04,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 03:18:04,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 03:18:04,102 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 03:18:04,105 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 03:18:04,105 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153d29cc59a928b964d34eac87caede5c68a6fb0 [2019-11-28 03:18:04,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 03:18:04,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 03:18:04,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 03:18:04,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 03:18:04,451 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 03:18:04,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gcnr2008.i [2019-11-28 03:18:04,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69493a6f/c25d4e07a513401a924e4b85037391c5/FLAGf8f317613 [2019-11-28 03:18:05,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 03:18:05,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gcnr2008.i [2019-11-28 03:18:05,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69493a6f/c25d4e07a513401a924e4b85037391c5/FLAGf8f317613 [2019-11-28 03:18:05,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69493a6f/c25d4e07a513401a924e4b85037391c5 [2019-11-28 03:18:05,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 03:18:05,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 03:18:05,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 03:18:05,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 03:18:05,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 03:18:05,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b5bf92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05, skipping insertion in model container [2019-11-28 03:18:05,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 03:18:05,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 03:18:05,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:18:05,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 03:18:05,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:18:05,654 INFO L208 MainTranslator]: Completed translation [2019-11-28 03:18:05,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05 WrapperNode [2019-11-28 03:18:05,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 03:18:05,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 03:18:05,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 03:18:05,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 03:18:05,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 03:18:05,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 03:18:05,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 03:18:05,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 03:18:05,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (1/1) ... [2019-11-28 03:18:05,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 03:18:05,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 03:18:05,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 03:18:05,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 03:18:05,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (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 03:18:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 03:18:05,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 03:18:06,014 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 03:18:06,014 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 03:18:06,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:06 BoogieIcfgContainer [2019-11-28 03:18:06,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 03:18:06,016 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 03:18:06,017 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 03:18:06,019 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 03:18:06,020 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:18:06,020 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:18:05" (1/3) ... [2019-11-28 03:18:06,022 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b70ad27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:18:06, skipping insertion in model container [2019-11-28 03:18:06,022 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:18:06,022 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:05" (2/3) ... [2019-11-28 03:18:06,022 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b70ad27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:18:06, skipping insertion in model container [2019-11-28 03:18:06,022 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:18:06,023 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:06" (3/3) ... [2019-11-28 03:18:06,024 INFO L371 chiAutomizerObserver]: Analyzing ICFG gcnr2008.i [2019-11-28 03:18:06,077 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 03:18:06,077 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 03:18:06,077 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 03:18:06,077 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 03:18:06,077 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 03:18:06,077 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 03:18:06,078 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 03:18:06,078 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 03:18:06,093 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-28 03:18:06,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 03:18:06,113 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:18:06,113 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:18:06,122 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 03:18:06,122 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-28 03:18:06,122 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 03:18:06,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-28 03:18:06,124 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 03:18:06,124 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:18:06,124 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:18:06,124 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 03:18:06,125 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-28 03:18:06,131 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 10#L13-2true [2019-11-28 03:18:06,131 INFO L796 eck$LassoCheckResult]: Loop: 10#L13-2true assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 15#L14true assume 0 != main_#t~nondet2;havoc main_#t~nondet2;main_~x~0 := 1 + main_~x~0;main_~y~0 := 100 + main_~y~0; 7#L22-2true main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 10#L13-2true [2019-11-28 03:18:06,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:06,137 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-28 03:18:06,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:06,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847762911] [2019-11-28 03:18:06,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:06,241 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:06,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:06,243 INFO L82 PathProgramCache]: Analyzing trace with hash 39837, now seen corresponding path program 1 times [2019-11-28 03:18:06,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:06,244 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141886058] [2019-11-28 03:18:06,244 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:06,266 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:06,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:06,269 INFO L82 PathProgramCache]: Analyzing trace with hash 963358, now seen corresponding path program 1 times [2019-11-28 03:18:06,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:06,269 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967098444] [2019-11-28 03:18:06,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:06,299 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:06,430 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:06,431 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:06,431 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:06,432 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:06,432 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:18:06,432 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:06,432 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:06,433 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:06,433 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-11-28 03:18:06,433 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:06,434 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:06,460 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 03:18:06,486 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 03:18:06,491 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 03:18:06,497 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 03:18:06,502 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 03:18:06,508 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 03:18:06,666 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:06,667 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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:06,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:06,678 INFO L160 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:06,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:18:06,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:06,709 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 03:18:06,712 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:06,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:06,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:06,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:06,713 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:18:06,713 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:06,713 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:06,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:06,714 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-11-28 03:18:06,714 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:06,714 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:06,716 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 03:18:06,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:06,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:06,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:06,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:06,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:06,869 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:06,874 INFO L489 LassoAnalysis]: Using template 'affine'. 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 03:18:06,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:06,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:06,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:06,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:06,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:06,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:18:06,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:18:06,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:06,898 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:18:06,919 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-28 03:18:06,919 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:06,929 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 03:18:06,930 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 03:18:06,931 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:18:06,931 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0) = -1*ULTIMATE.start_main_~y~0 + 10049 Supporting invariants [] [2019-11-28 03:18:06,937 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-28 03:18:06,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:18:06,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 03:18:06,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:18:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:18:07,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:18:07,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:18:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:18:07,071 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-28 03:18:07,072 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 4 states. [2019-11-28 03:18:07,156 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 4 states. Result 67 states and 87 transitions. Complement of second has 8 states. [2019-11-28 03:18:07,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 03:18:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-28 03:18:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2019-11-28 03:18:07,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 3 letters. [2019-11-28 03:18:07,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:18:07,164 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 3 letters. [2019-11-28 03:18:07,164 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:18:07,164 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 6 letters. [2019-11-28 03:18:07,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:18:07,166 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 87 transitions. [2019-11-28 03:18:07,172 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-11-28 03:18:07,177 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 24 states and 35 transitions. [2019-11-28 03:18:07,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2019-11-28 03:18:07,180 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2019-11-28 03:18:07,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 35 transitions. [2019-11-28 03:18:07,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 03:18:07,181 INFO L688 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2019-11-28 03:18:07,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 35 transitions. [2019-11-28 03:18:07,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2019-11-28 03:18:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-28 03:18:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 32 transitions. [2019-11-28 03:18:07,215 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-11-28 03:18:07,216 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-11-28 03:18:07,216 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 03:18:07,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 32 transitions. [2019-11-28 03:18:07,217 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-11-28 03:18:07,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:18:07,218 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:18:07,218 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-28 03:18:07,218 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-28 03:18:07,219 INFO L794 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-11-28 03:18:07,219 INFO L796 eck$LassoCheckResult]: Loop: 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-11-28 03:18:07,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:07,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-28 03:18:07,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:07,221 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953574564] [2019-11-28 03:18:07,221 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:07,231 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:07,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:07,232 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 1 times [2019-11-28 03:18:07,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:07,233 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921293634] [2019-11-28 03:18:07,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:07,246 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:07,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:07,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 1 times [2019-11-28 03:18:07,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:07,248 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111365672] [2019-11-28 03:18:07,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:07,273 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:07,336 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:07,336 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:07,336 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:07,336 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:07,336 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:18:07,337 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:07,337 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:07,337 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:07,337 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-11-28 03:18:07,337 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:07,338 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:07,344 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 03:18:07,349 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 03:18:07,367 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 03:18:07,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:07,480 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:07,480 INFO L404 LassoAnalysis]: Checking for nontermination... 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 03:18:07,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:07,497 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:07,506 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:07,507 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 03:18:07,528 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:07,528 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /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) [2019-11-28 03:18:07,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:18:07,556 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:08,933 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:08,934 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-9995, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=5109, ULTIMATE.start_main_~w~0=-631} Honda state: {ULTIMATE.start_main_~y~0=-9995, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=5109, ULTIMATE.start_main_~w~0=-631} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10, ULTIMATE.start_main_~x~0=5120, ULTIMATE.start_main_~w~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=-14336, ULTIMATE.start_main_~w~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=9216, ULTIMATE.start_main_~w~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] 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) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:08,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:08,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:08,960 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:08,960 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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) [2019-11-28 03:18:08,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:08,975 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:08,985 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:08,986 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-28 03:18:09,030 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:09,030 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:09,030 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:09,031 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:09,031 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:18:09,031 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:09,031 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:09,031 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:09,031 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-11-28 03:18:09,032 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:09,032 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:09,035 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 03:18:09,061 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 03:18:09,065 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 03:18:09,069 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 03:18:09,072 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 03:18:09,210 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:09,210 INFO L404 LassoAnalysis]: Checking for nontermination... 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 03:18:09,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:09,222 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /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 03:18:09,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:18:09,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:21,315 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-11-28 03:18:21,322 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:21,322 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:21,322 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:21,322 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:21,323 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:18:21,323 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,323 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:21,323 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:21,324 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-11-28 03:18:21,324 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:21,324 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:21,327 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 03:18:21,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:21,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:21,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:21,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:18:21,513 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:21,513 INFO L489 LassoAnalysis]: Using template 'affine'. 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 03:18:21,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,531 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:21,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:18:21,566 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-28 03:18:21,566 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-28 03:18:21,596 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 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 03:18:21,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,617 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:21,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:18:21,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:21,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,622 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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:21,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:18:21,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:18:21,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,638 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 03:18:21,654 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 03:18:21,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:21,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:18:21,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:18:21,658 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 03:18:21,660 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:21,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:21,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:18:21,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:18:21,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:21,684 INFO L489 LassoAnalysis]: Using template '2-nested'. 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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,694 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:21,694 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:21,724 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-28 03:18:21,724 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 03:18:21,760 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 03:18:21,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,769 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:21,769 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:21,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:18:21,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,775 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 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 03:18:21,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:21,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:21,784 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 03:18:21,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,786 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 03:18:21,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:21,806 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:21,807 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 03:18:21,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,812 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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:21,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:21,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:21,823 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 03:18:21,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:21,832 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 03:18:21,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:21,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,846 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:21,846 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,879 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-28 03:18:21,879 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-28 03:18:21,941 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) [2019-11-28 03:18:21,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:21,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:21,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:21,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:21,952 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:21,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:21,953 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 03:18:21,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:21,958 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:22,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,012 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:22,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:22,025 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 Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 03:18:22,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:22,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,043 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,044 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:22,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,052 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 03:18:22,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:22,064 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 03:18:22,066 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:22,069 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 03:18:22,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,078 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,078 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,118 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-28 03:18:22,118 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-28 03:18:22,193 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 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:22,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:22,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,203 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,203 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,205 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-28 03:18:22,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:22,208 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 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 03:18:22,215 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 03:18:22,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,217 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:22,218 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 03:18:22,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:22,220 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) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:22,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,228 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:22,229 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 03:18:22,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:22,232 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 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:22,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:18:22,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,250 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:22,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 03:18:22,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:22,260 INFO L489 LassoAnalysis]: Using template '2-phase'. 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) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:22,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,267 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,267 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:22,284 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-28 03:18:22,284 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 03:18:22,366 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:22,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,374 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:22,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,374 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,374 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:22,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:18:22,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:22,382 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:22,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,395 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,395 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:22,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,396 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:22,397 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 03:18:22,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,400 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:22,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:22,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:22,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,412 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:22,413 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 03:18:22,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,417 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 03:18:22,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,425 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:22,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,426 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 03:18:22,427 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 03:18:22,427 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 03:18:22,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:22,431 INFO L489 LassoAnalysis]: Using template '3-phase'. 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 03:18:22,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,443 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 03:18:22,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,443 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,464 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-28 03:18:22,464 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-28 03:18:22,589 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 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,600 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 03:18:22,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,600 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,603 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 03:18:22,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:22,615 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 03:18:22,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,622 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 03:18:22,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:22,624 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 03:18:22,632 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 03:18:22,647 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 03:18:22,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,649 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 03:18:22,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,649 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,650 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:22,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,655 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 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:22,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,667 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 03:18:22,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:22,667 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:22,668 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:22,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:22,674 INFO L489 LassoAnalysis]: Using template '4-phase'. 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 03:18:22,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,681 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:22,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,682 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,706 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-28 03:18:22,706 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-28 03:18:22,982 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) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:22,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:22,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:22,992 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:22,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:22,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:22,993 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:22,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:23,003 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-28 03:18:23,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:23,017 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:23,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,029 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,030 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:23,032 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 03:18:23,032 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 03:18:23,038 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 03:18:23,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,048 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,049 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:23,051 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 03:18:23,051 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 03:18:23,057 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 03:18:23,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,067 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,068 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 03:18:23,069 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 03:18:23,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,074 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:23,076 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 03:18:23,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:23,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,084 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:23,084 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,100 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-28 03:18:23,101 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-28 03:18:23,173 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 03:18:23,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:23,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,189 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:23,189 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:23,191 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 03:18:23,191 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 03:18:23,198 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 03:18:23,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,207 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:23,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,208 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:23,209 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:23,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] 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 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:23,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,223 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:23,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,223 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:23,224 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:23,224 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 03:18:23,228 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 03:18:23,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,239 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 03:18:23,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,239 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 03:18:23,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 03:18:23,240 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 03:18:23,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:23,244 INFO L489 LassoAnalysis]: Using template '3-lex'. 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 03:18:23,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,254 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,254 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,255 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:23,255 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,284 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-11-28 03:18:23,284 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 03:18:23,549 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 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:23,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,564 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,565 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 03:18:23,565 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 03:18:23,567 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-28 03:18:23,568 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 03:18:23,584 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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,598 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 03:18:23,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:18:23,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:18:23,609 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 03:18:23,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:18:23,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,623 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,624 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 03:18:23,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:18:23,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,634 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 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:23,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:18:23,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 03:18:23,646 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 03:18:23,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:18:23,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:18:23,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:18:23,647 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 03:18:23,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:18:23,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 03:18:23,656 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-28 03:18:23,656 INFO L794 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-11-28 03:18:23,656 INFO L796 eck$LassoCheckResult]: Loop: 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-11-28 03:18:23,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:23,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 2 times [2019-11-28 03:18:23,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:23,658 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481867931] [2019-11-28 03:18:23,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:23,706 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:23,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:23,710 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 2 times [2019-11-28 03:18:23,710 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:23,711 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458078088] [2019-11-28 03:18:23,711 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:23,740 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:23,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:18:23,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1639530102, now seen corresponding path program 3 times [2019-11-28 03:18:23,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:18:23,746 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652039655] [2019-11-28 03:18:23,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:18:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:18:23,792 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:18:23,837 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:23,838 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:23,838 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:23,838 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:23,838 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:18:23,838 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,838 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:23,839 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:23,839 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-11-28 03:18:23,839 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:23,839 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:23,843 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 03:18:23,847 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 03:18:23,861 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 03:18:23,864 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 03:18:23,949 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:23,949 INFO L404 LassoAnalysis]: Checking for nontermination... 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) [2019-11-28 03:18:23,957 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:23,957 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,961 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:23,961 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:23,970 INFO L160 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:23,982 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:18:23,983 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:26,819 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:26,820 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-16207, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=4780, ULTIMATE.start_main_~w~0=933} Honda state: {ULTIMATE.start_main_~y~0=-16207, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=4780, ULTIMATE.start_main_~w~0=933} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=-3832, ULTIMATE.start_main_~x~0=-32, ULTIMATE.start_main_~w~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=-1921, ULTIMATE.start_main_~x~0=-16, ULTIMATE.start_main_~w~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=5763, ULTIMATE.start_main_~x~0=48, ULTIMATE.start_main_~w~0=0}] Lambdas: [1, 4, 1] Nus: [0, 1] 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) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:26,828 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:26,828 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:26,837 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:26,838 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 03:18:26,845 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:26,845 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:26,849 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:26,849 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-28 03:18:26,906 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:18:26,907 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:18:26,907 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:18:26,907 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:18:26,907 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 03:18:26,907 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:26,907 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:18:26,908 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:18:26,908 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-11-28 03:18:26,908 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:18:26,908 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:18:26,911 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 03:18:26,914 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 03:18:26,944 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 03:18:26,948 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 03:18:26,951 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 03:18:27,068 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:18:27,069 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:18:27,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:27,080 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:27,084 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:27,084 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 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:27,089 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:27,089 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:27,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 03:18:27,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:38,307 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:38,308 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0} Honda state: {ULTIMATE.start_main_~w~0=1, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10} Generalized eigenvectors: [{ULTIMATE.start_main_~w~0=1, ULTIMATE.start_main_~x~0=1407, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10}, {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}, {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=-1408, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}] Lambdas: [1, 1409, 1] Nus: [0, 1] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:38,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:38,316 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:38,319 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:38,319 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:38,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:38,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:38,330 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:38,331 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:18:38,335 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 03:18:38,335 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 03:18:38,338 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 03:18:38,338 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-28 03:18:38,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:18:38 BoogieIcfgContainer [2019-11-28 03:18:38,364 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 03:18:38,365 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 03:18:38,365 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 03:18:38,365 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 03:18:38,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:06" (3/4) ... [2019-11-28 03:18:38,369 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-28 03:18:38,420 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 03:18:38,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 03:18:38,423 INFO L168 Benchmark]: Toolchain (without parser) took 33001.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 956.3 MB in the beginning and 749.2 MB in the end (delta: 207.2 MB). Peak memory consumption was 372.8 MB. Max. memory is 11.5 GB. [2019-11-28 03:18:38,425 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:18:38,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-28 03:18:38,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -124.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-11-28 03:18:38,428 INFO L168 Benchmark]: Boogie Preprocessor took 17.45 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:18:38,434 INFO L168 Benchmark]: RCFGBuilder took 245.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2019-11-28 03:18:38,435 INFO L168 Benchmark]: BuchiAutomizer took 32348.15 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 92.3 MB). Free memory was 1.1 GB in the beginning and 749.2 MB in the end (delta: 301.2 MB). Peak memory consumption was 393.4 MB. Max. memory is 11.5 GB. [2019-11-28 03:18:38,435 INFO L168 Benchmark]: Witness Printer took 55.60 ms. Allocated memory is still 1.2 GB. Free memory is still 749.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:18:38,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 231.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -124.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.45 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 245.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 32348.15 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 92.3 MB). Free memory was 1.1 GB in the beginning and 749.2 MB in the end (delta: 301.2 MB). Peak memory consumption was 393.4 MB. Max. memory is 11.5 GB. * Witness Printer took 55.60 ms. Allocated memory is still 1.2 GB. Free memory is still 749.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function -1 * y + 10049 and consists of 5 locations. The remainder module has 21 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 32.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 31.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 21 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 21 SDslu, 22 SDs, 0 SdLazy, 22 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf97 lsp52 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq159 hnf93 smp100 dnf126 smp100 tf107 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 55ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 14.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@524dde5a=0, \result=0, w=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@640a87b2=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16c54120=0, z=0, x=0, y=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@524dde5a=0, \result=0, w=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@640a87b2=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16c54120=0, z=10, x=0, y=0} For i>1, the state at position i is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@524dde5a=0 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, w=1 + sum_{k=0}^i 1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@640a87b2=7 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16c54120=0 + sum_{k=0}^i 0, z=10 + sum_{k=0}^i 10, x=0 + sum_{k=0}^i 1407 + 1*1409^k + -1408 + -1408*k*1409^(k-1), y=0 + sum_{k=0}^i 0} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 3GEVs Lambdas: [1, 1409, 1] Mus: [0, 1] - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L11] int x,y,z,w; [L12] EXPR w = 0 [L12] EXPR z = w = 0 [L12] EXPR y = z = w = 0 [L12] x = y = z = w = 0 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 [L14] COND FALSE !(__VERIFIER_nondet_int()) [L17] COND FALSE !(__VERIFIER_nondet_int()) [L22] COND FALSE !(y > 10*w && z >= 100*x) [L25] w = w + 1 [L26] z = z + 10 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 Loop: [L14] COND FALSE !(__VERIFIER_nondet_int()) [L17] COND FALSE !(__VERIFIER_nondet_int()) [L22] COND FALSE !(y > 10*w && z >= 100*x) [L25] w = w + 1 [L26] z = z + 10 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...