./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8f4c21c5481f1b1c15b174aff4c6b7e56f63522 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:31:32,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:31:32,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:31:32,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:31:32,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:31:32,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:31:32,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:31:32,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:31:32,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:31:32,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:31:32,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:31:32,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:31:32,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:31:32,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:31:32,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:31:32,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:31:32,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:31:32,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:31:32,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:31:32,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:31:32,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:31:32,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:31:32,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:31:32,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:31:32,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:31:32,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:31:32,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:31:32,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:31:32,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:31:32,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:31:32,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:31:32,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:31:32,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:31:32,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:31:32,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:31:32,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:31:32,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:31:32,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:31:32,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:31:32,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:31:32,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:31:32,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 03:31:32,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:31:32,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:31:32,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:31:32,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:31:32,847 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:31:32,848 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 03:31:32,848 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 03:31:32,848 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 03:31:32,848 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 03:31:32,848 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 03:31:32,849 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 03:31:32,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:31:32,849 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:31:32,849 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:31:32,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:31:32,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:31:32,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:31:32,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 03:31:32,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 03:31:32,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 03:31:32,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:31:32,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:31:32,852 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 03:31:32,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:31:32,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 03:31:32,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:31:32,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:31:32,853 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 03:31:32,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:31:32,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:31:32,854 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 03:31:32,855 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 03:31:32,855 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8f4c21c5481f1b1c15b174aff4c6b7e56f63522 [2019-11-20 03:31:33,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:31:33,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:31:33,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:31:33,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:31:33,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:31:33,052 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/functions_1-2.c [2019-11-20 03:31:33,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/data/44c6be21a/2b1cd0cad7b34bb5bffb663c6d7bad9b/FLAG9bd212699 [2019-11-20 03:31:33,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:31:33,526 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/sv-benchmarks/c/loop-acceleration/functions_1-2.c [2019-11-20 03:31:33,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/data/44c6be21a/2b1cd0cad7b34bb5bffb663c6d7bad9b/FLAG9bd212699 [2019-11-20 03:31:33,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/data/44c6be21a/2b1cd0cad7b34bb5bffb663c6d7bad9b [2019-11-20 03:31:33,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:31:33,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:31:33,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:31:33,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:31:33,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:31:33,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:31:33" (1/1) ... [2019-11-20 03:31:33,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62afbf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:33, skipping insertion in model container [2019-11-20 03:31:33,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:31:33" (1/1) ... [2019-11-20 03:31:33,988 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:31:34,004 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:31:34,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:31:34,132 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:31:34,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:31:34,216 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:31:34,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34 WrapperNode [2019-11-20 03:31:34,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:31:34,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:31:34,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:31:34,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:31:34,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:31:34,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:31:34,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:31:34,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:31:34,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... [2019-11-20 03:31:34,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:31:34,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:31:34,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:31:34,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:31:34,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:34,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:31:34,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:31:34,524 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:31:34,524 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 03:31:34,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:31:34 BoogieIcfgContainer [2019-11-20 03:31:34,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:31:34,526 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 03:31:34,526 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 03:31:34,530 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 03:31:34,531 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:31:34,531 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 03:31:33" (1/3) ... [2019-11-20 03:31:34,532 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@35d7b143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:31:34, skipping insertion in model container [2019-11-20 03:31:34,533 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:31:34,533 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:31:34" (2/3) ... [2019-11-20 03:31:34,534 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@35d7b143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:31:34, skipping insertion in model container [2019-11-20 03:31:34,534 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:31:34,534 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:31:34" (3/3) ... [2019-11-20 03:31:34,536 INFO L371 chiAutomizerObserver]: Analyzing ICFG functions_1-2.c [2019-11-20 03:31:34,587 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 03:31:34,587 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 03:31:34,587 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 03:31:34,589 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:31:34,589 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:31:34,590 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 03:31:34,590 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:31:34,590 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 03:31:34,606 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-20 03:31:34,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-20 03:31:34,631 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:31:34,631 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:31:34,637 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 03:31:34,637 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:31:34,637 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 03:31:34,638 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-20 03:31:34,639 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-20 03:31:34,639 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:31:34,639 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:31:34,640 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 03:31:34,640 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:31:34,647 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true [2019-11-20 03:31:34,648 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-11-20 03:31:34,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:31:34,657 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-20 03:31:34,666 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:31:34,667 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797724030] [2019-11-20 03:31:34,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:31:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:34,760 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:31:34,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:31:34,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2019-11-20 03:31:34,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:31:34,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588475340] [2019-11-20 03:31:34,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:31:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:34,783 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:31:34,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:31:34,784 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2019-11-20 03:31:34,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:31:34,785 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716686351] [2019-11-20 03:31:34,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:31:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:34,798 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:31:34,861 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:34,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:34,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:34,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:34,863 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:31:34,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:34,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:34,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:34,864 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-11-20 03:31:34,864 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:34,864 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:34,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:34,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:35,077 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-11-20 03:31:35,126 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:35,127 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,142 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:35,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 03:31:35,150 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 03:31:35,151 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:35,159 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:31:35,181 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 03:31:35,201 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:31:35,203 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:35,203 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:35,203 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:35,203 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:35,203 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:31:35,203 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,204 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:35,204 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:35,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-11-20 03:31:35,204 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:35,204 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:35,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:35,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:35,353 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:35,358 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,366 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:35,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:35,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:35,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:35,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,407 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,425 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:35,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:35,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:35,465 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:35,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,470 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,483 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:35,494 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:35,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,525 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:35,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:35,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,531 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,534 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,558 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:35,576 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:35,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:35,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,608 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:35,610 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:35,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,616 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:35,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,635 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:35,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:35,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,672 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:35,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,673 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:35,675 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:35,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,679 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,682 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,694 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:35,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,695 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:35,713 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:35,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,761 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:35,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:35,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:35,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,774 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,793 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:35,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,795 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,817 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:35,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:35,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,880 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:35,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,881 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:35,885 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:35,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,895 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,918 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:35,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:35,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:35,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,969 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:35,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:35,971 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:35,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:35,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:35,982 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:35,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:35,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:35,999 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:35,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:35,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:35,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:35,999 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:36,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:36,010 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 [2019-11-20 03:31:36,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:36,046 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:36,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,047 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:36,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:36,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:36,065 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:36,065 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:36,065 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:36,065 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:36,065 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:31:36,065 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,066 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:36,066 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:36,066 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-11-20 03:31:36,066 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:36,066 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:36,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:36,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:36,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:36,226 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:36,227 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,236 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:36,236 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,241 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 03:31:36,241 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:36,251 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,255 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 03:31:36,255 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:36,275 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,290 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:31:36,290 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,441 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:31:36,442 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:36,442 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:36,442 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:36,442 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:36,443 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:31:36,443 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,443 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:36,443 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:36,443 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-11-20 03:31:36,443 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:36,443 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:36,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:36,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:36,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:36,580 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:36,580 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:36,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:36,588 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 [2019-11-20 03:31:36,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:36,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:36,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:36,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:36,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:36,643 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,652 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:36,653 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:36,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,655 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,665 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 [2019-11-20 03:31:36,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,668 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:36,669 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:36,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,682 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,719 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 03:31:36,719 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-20 03:31:36,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:36,742 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,754 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:36,756 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:36,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:36,774 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:36,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,786 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:36,798 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 03:31:36,798 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:36,821 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,827 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:36,828 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:36,829 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 [2019-11-20 03:31:36,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,839 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:36,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:36,841 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 [2019-11-20 03:31:36,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:36,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,858 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:36,882 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,887 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 03:31:36,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:36,915 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:36,922 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:36,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:36,923 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:36,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:36,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:36,945 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:36,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:36,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:36,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:36,946 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 [2019-11-20 03:31:36,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:36,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:36,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:36,964 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:36,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:36,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:36,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:36,978 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 03:31:36,978 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,002 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,009 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:37,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,011 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,011 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 [2019-11-20 03:31:37,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,023 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,024 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:37,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,024 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,041 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:37,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,042 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,064 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 03:31:37,064 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,109 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,116 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:37,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,117 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:37,119 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:37,119 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 [2019-11-20 03:31:37,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:37,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:37,135 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:37,135 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 [2019-11-20 03:31:37,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,154 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:37,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,173 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 03:31:37,173 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 03:31:37,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,248 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,255 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:37,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,255 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,256 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,259 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,269 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,269 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:37,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,271 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 [2019-11-20 03:31:37,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,282 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:37,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,282 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,294 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 03:31:37,295 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,322 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,329 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:37,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,329 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:37,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:37,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:37,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,347 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,347 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:37,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,347 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:37,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:37,349 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 [2019-11-20 03:31:37,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,368 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:37,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,369 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 [2019-11-20 03:31:37,392 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 03:31:37,392 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-20 03:31:37,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,447 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-20 03:31:37,447 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-11-20 03:31:37,447 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-11-20 03:31:37,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:31:37,448 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2019-11-20 03:31:37,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:31:37,448 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408256357] [2019-11-20 03:31:37,448 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:31:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:37,465 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:31:37,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:31:37,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2019-11-20 03:31:37,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:31:37,466 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450934196] [2019-11-20 03:31:37,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:31:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:37,489 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:31:37,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:31:37,491 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2019-11-20 03:31:37,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:31:37,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840571597] [2019-11-20 03:31:37,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:31:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:31:37,522 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:31:37,546 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:37,547 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:37,547 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:37,547 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:37,547 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:31:37,547 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,547 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:37,547 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:37,547 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-11-20 03:31:37,547 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:37,547 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:37,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:37,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:37,658 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:37,658 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:37,662 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,677 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:31:37,678 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,693 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:31:37,695 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:37,695 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:37,695 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:37,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:37,696 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:31:37,696 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,696 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:37,696 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:37,696 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-11-20 03:31:37,696 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:37,696 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:37,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:37,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:37,819 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:37,819 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:37,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:37,829 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 [2019-11-20 03:31:37,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:37,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:37,843 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 [2019-11-20 03:31:37,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,849 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:37,859 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:37,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,870 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:37,873 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:37,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,880 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,888 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,889 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,900 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,904 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,913 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,920 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:37,921 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:37,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:37,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,933 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:37,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:37,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,949 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,957 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:37,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,958 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:37,958 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:37,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:37,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,970 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:37,974 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:37,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:37,986 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:37,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:37,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:37,992 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:37,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:37,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:37,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:37,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:37,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:37,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:37,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,007 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:38,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:38,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:38,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:38,033 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,040 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:38,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,040 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:38,042 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:38,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,047 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,056 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:38,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,057 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:38,064 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:38,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:38,101 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,108 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:38,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,108 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:38,109 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:38,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,125 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:38,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:38,131 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:38,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:38,142 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,149 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:38,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,150 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:38,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:38,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,164 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:38,164 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:38,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,165 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:38,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:38,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:38,221 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:38,221 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:38,221 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:38,221 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:38,222 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:31:38,222 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,222 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:38,222 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:38,222 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-11-20 03:31:38,222 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:38,222 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:38,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:38,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:38,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:38,397 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:38,398 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:31:38,404 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,419 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:31:38,419 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,627 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:31:38,629 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:31:38,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:31:38,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:31:38,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:31:38,629 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:31:38,629 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,629 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:31:38,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:31:38,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-11-20 03:31:38,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:31:38,630 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:31:38,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:38,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:38,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:31:38,794 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:31:38,794 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:38,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:38,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:38,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:38,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:31:38,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:31:38,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:38,854 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 79 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 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,893 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:38,894 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:38,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:38,896 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,911 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:38,920 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 03:31:38,921 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:38,954 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:38,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:38,958 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:38,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:38,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:38,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:38,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:38,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:38,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:38,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:38,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:38,978 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:38,990 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 03:31:38,990 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:39,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:39,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,031 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:39,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,039 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:39,040 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:39,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:39,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,054 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,068 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 03:31:39,069 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 03:31:39,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:31:39,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,113 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:39,114 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:39,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,118 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,125 INFO L338 nArgumentSynthesizer]: Template has degree 1. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,126 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:39,126 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:39,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:31:39,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,145 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:39,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,145 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:39,155 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 03:31:39,156 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,199 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,209 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:39,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,210 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 03:31:39,211 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 03:31:39,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,214 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,215 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,222 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:39,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,222 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,223 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:39,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,237 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:39,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,237 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,270 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 03:31:39,271 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,386 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 03:31:39,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,387 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:39,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,394 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,405 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:39,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,405 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:39,407 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:39,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,424 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:39,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,424 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,442 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 03:31:39,442 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 03:31:39,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,621 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:39,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 03:31:39,623 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 03:31:39,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,629 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,633 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 [2019-11-20 03:31:39,635 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,636 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:39,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,636 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,637 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:39,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,640 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,652 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:39,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,667 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 03:31:39,667 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,723 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 03:31:39,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,723 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 03:31:39,724 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:31:39,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,729 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,736 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:39,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,737 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:39,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:39,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:39,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,754 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:39,770 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 03:31:39,770 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_189d354d-8e09-4950-bd61-c6296089ec8e/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:31:39,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:31:39,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 03:31:39,917 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 03:31:39,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:31:39,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:31:39,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:31:39,918 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 03:31:39,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:31:39,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:31:39,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 03:31:39,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 03:31:39 BoogieIcfgContainer [2019-11-20 03:31:39,931 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 03:31:39,931 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:31:39,931 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:31:39,931 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:31:39,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:31:34" (3/4) ... [2019-11-20 03:31:39,936 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 03:31:39,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:31:39,938 INFO L168 Benchmark]: Toolchain (without parser) took 5969.24 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 352.3 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 175.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:31:39,942 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:31:39,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 948.5 MB in the beginning and 1.2 GB in the end (delta: -205.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:31:39,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:31:39,943 INFO L168 Benchmark]: Boogie Preprocessor took 23.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:31:39,944 INFO L168 Benchmark]: RCFGBuilder took 252.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:31:39,944 INFO L168 Benchmark]: BuchiAutomizer took 5404.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 193.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 389.6 MB. Max. memory is 11.5 GB. [2019-11-20 03:31:39,944 INFO L168 Benchmark]: Witness Printer took 4.84 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:31:39,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 248.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 948.5 MB in the beginning and 1.2 GB in the end (delta: -205.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 252.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5404.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 193.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 389.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.84 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div240 bol100 ite100 ukn100 eq165 hnf61 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 165ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...