./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e5de97577f46d865036abdb75ab0d17479e10b3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:26:44,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:26:44,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:26:44,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:26:44,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:26:44,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:26:44,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:26:44,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:26:44,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:26:44,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:26:44,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:26:44,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:26:44,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:26:44,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:26:44,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:26:44,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:26:44,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:26:44,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:26:44,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:26:44,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:26:44,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:26:44,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:26:44,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:26:44,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:26:44,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:26:44,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:26:44,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:26:44,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:26:44,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:26:44,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:26:44,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:26:44,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:26:44,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:26:44,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:26:44,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:26:44,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:26:44,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:26:44,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:26:44,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:26:44,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:26:44,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:26:44,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 03:26:44,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:26:44,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:26:44,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:26:45,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:26:45,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:26:45,000 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 03:26:45,000 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 03:26:45,000 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 03:26:45,001 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 03:26:45,001 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 03:26:45,001 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 03:26:45,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:26:45,001 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:26:45,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:26:45,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:26:45,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 03:26:45,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 03:26:45,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 03:26:45,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:26:45,004 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 03:26:45,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:26:45,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 03:26:45,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:26:45,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:26:45,005 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 03:26:45,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:26:45,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:26:45,005 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 03:26:45,007 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 03:26:45,007 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_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e5de97577f46d865036abdb75ab0d17479e10b3 [2019-11-20 03:26:45,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:26:45,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:26:45,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:26:45,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:26:45,207 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:26:45,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i [2019-11-20 03:26:45,269 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/data/bd16b5cbf/6014b0cbbeac430191d6b95534a7885e/FLAG72d2c4840 [2019-11-20 03:26:45,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:26:45,600 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i [2019-11-20 03:26:45,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/data/bd16b5cbf/6014b0cbbeac430191d6b95534a7885e/FLAG72d2c4840 [2019-11-20 03:26:46,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/data/bd16b5cbf/6014b0cbbeac430191d6b95534a7885e [2019-11-20 03:26:46,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:26:46,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:26:46,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:26:46,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:26:46,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:26:46,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1024fb23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46, skipping insertion in model container [2019-11-20 03:26:46,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,027 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:26:46,046 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:26:46,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:26:46,313 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:26:46,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:26:46,344 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:26:46,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46 WrapperNode [2019-11-20 03:26:46,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:26:46,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:26:46,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:26:46,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:26:46,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:26:46,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:26:46,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:26:46,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:26:46,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... [2019-11-20 03:26:46,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:26:46,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:26:46,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:26:46,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:26:46,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:46,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:26:46,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 03:26:46,478 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-20 03:26:46,479 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-20 03:26:46,479 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-20 03:26:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-20 03:26:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:26:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:26:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 03:26:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:26:46,820 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:26:46,821 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-20 03:26:46,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:26:46 BoogieIcfgContainer [2019-11-20 03:26:46,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:26:46,822 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 03:26:46,822 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 03:26:46,827 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 03:26:46,828 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:26:46,828 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 03:26:46" (1/3) ... [2019-11-20 03:26:46,830 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46962b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:26:46, skipping insertion in model container [2019-11-20 03:26:46,831 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:26:46,831 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:46" (2/3) ... [2019-11-20 03:26:46,831 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46962b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:26:46, skipping insertion in model container [2019-11-20 03:26:46,832 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:26:46,832 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:26:46" (3/3) ... [2019-11-20 03:26:46,834 INFO L371 chiAutomizerObserver]: Analyzing ICFG mutual_simple2.i [2019-11-20 03:26:46,889 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 03:26:46,889 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 03:26:46,890 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 03:26:46,890 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:26:46,890 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:26:46,890 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 03:26:46,890 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:26:46,891 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 03:26:46,911 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2019-11-20 03:26:46,932 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-20 03:26:46,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:26:46,933 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:26:46,938 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 03:26:46,938 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2019-11-20 03:26:46,938 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 03:26:46,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2019-11-20 03:26:46,940 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-20 03:26:46,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:26:46,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:26:46,941 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 03:26:46,941 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2019-11-20 03:26:46,949 INFO L794 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet9, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call write~int(main_#t~nondet9, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet9; 16#L44true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 15#fENTRYtrue [2019-11-20 03:26:46,949 INFO L796 eck$LassoCheckResult]: Loop: 15#fENTRYtrue ~q.base, ~q.offset := #in~q.base, #in~q.offset;~r.base, ~r.offset := #in~r.base, #in~r.offset;call ULTIMATE.dealloc(~r.base, ~r.offset);call #t~mem1 := read~int(~q.base, ~q.offset, 4); 17#L14true assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~s~0.base, ~s~0.offset := #t~malloc2.base, #t~malloc2.offset;call #t~mem3 := read~int(~q.base, ~q.offset, 4);#t~post4 := #t~mem3;call write~int(#t~post4 - 1, ~q.base, ~q.offset, 4);havoc #t~mem3;havoc #t~post4; 4#L21true call g(~q.base, ~q.offset, ~s~0.base, ~s~0.offset);< 13#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~s.base, ~s.offset := #in~s.base, #in~s.offset;call ULTIMATE.dealloc(~s.base, ~s.offset);call #t~mem5 := read~int(~p.base, ~p.offset, 4); 14#L27true assume !(#t~mem5 < 0);havoc #t~mem5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);~r~0.base, ~r~0.offset := #t~malloc6.base, #t~malloc6.offset; 5#L33true call f(~p.base, ~p.offset, ~r~0.base, ~r~0.offset);< 15#fENTRYtrue [2019-11-20 03:26:46,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:26:46,958 INFO L82 PathProgramCache]: Analyzing trace with hash 43767, now seen corresponding path program 1 times [2019-11-20 03:26:46,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:26:46,966 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330045955] [2019-11-20 03:26:46,966 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:26:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:26:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:26:47,102 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:26:47,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:26:47,103 INFO L82 PathProgramCache]: Analyzing trace with hash 891860259, now seen corresponding path program 1 times [2019-11-20 03:26:47,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:26:47,104 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87188060] [2019-11-20 03:26:47,104 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:26:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:26:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:26:47,184 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:26:47,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:26:47,186 INFO L82 PathProgramCache]: Analyzing trace with hash -306262119, now seen corresponding path program 1 times [2019-11-20 03:26:47,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:26:47,186 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072631411] [2019-11-20 03:26:47,187 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:26:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:26:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:26:47,307 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:26:47,454 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-11-20 03:26:47,567 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-11-20 03:26:47,769 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-11-20 03:26:48,093 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2019-11-20 03:26:48,689 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2019-11-20 03:26:49,021 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2019-11-20 03:26:49,129 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-11-20 03:26:49,317 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:26:49,318 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:26:49,318 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:26:49,318 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:26:49,319 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:26:49,319 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:49,319 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:26:49,319 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:26:49,320 INFO L133 ssoRankerPreferences]: Filename of dumped script: mutual_simple2.i_Iteration1_Lasso [2019-11-20 03:26:49,320 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:26:49,320 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:26:49,341 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 03:26:49,348 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 03:26:49,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,354 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 03:26:49,356 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 03:26:49,358 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 03:26:49,360 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 03:26:49,368 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 03:26:49,370 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 03:26:49,375 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 03:26:49,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,379 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 03:26:49,383 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 03:26:49,387 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 03:26:49,389 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 03:26:49,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,393 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 03:26:49,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,400 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 03:26:49,403 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 03:26:49,413 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 03:26:49,415 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 03:26:49,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,422 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 03:26:49,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:26:49,573 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 03:26:49,575 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 03:26:49,582 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 03:26:49,584 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 03:26:49,586 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 03:26:49,588 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 03:26:49,590 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 03:26:49,593 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 03:26:49,597 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 03:26:49,599 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 03:26:49,603 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 03:26:49,613 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 03:26:49,615 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 03:26:49,617 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 03:26:50,169 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:26:50,176 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,192 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:26:50,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,228 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,253 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 03:26:50,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,283 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:26:50,283 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 03:26:50,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,338 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,359 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 03:26:50,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:26:50,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:26:50,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) [2019-11-20 03:26:50,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:26:50,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:26:50,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 03:26:50,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,521 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:26:50,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:26:50,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:26:50,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:26:50,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:26:50,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 03:26:50,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:26:50,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 03:26:50,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number 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 03:26:50,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:26:50,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:26:50,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:26:50,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:26:50,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 03:26:50,635 INFO L402 nArgumentSynthesizer]: A total of 2 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 03:26:50,642 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 03:26:50,689 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-20 03:26:50,689 INFO L444 ModelExtractionUtils]: 5 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2eab35a7-1862-4be1-9b94-543583175962/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 03:26:50,696 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:26:50,700 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-20 03:26:50,700 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 03:26:50,701 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 1*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 Supporting invariants [] [2019-11-20 03:26:50,728 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-11-20 03:26:50,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 03:26:50,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:26:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:26:50,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 03:26:50,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:26:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:26:50,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 29 conjunts are in the unsatisfiable core [2019-11-20 03:26:50,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:26:50,950 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2019-11-20 03:26:50,957 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 03:26:50,959 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 03:26:50,960 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 03:26:50,960 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:9 [2019-11-20 03:26:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:26:51,070 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2019-11-20 03:26:51,071 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states. Second operand 7 states. [2019-11-20 03:26:51,341 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states.. Second operand 7 states. Result 47 states and 53 transitions. Complement of second has 22 states. [2019-11-20 03:26:51,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2019-11-20 03:26:51,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-20 03:26:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 15 transitions. [2019-11-20 03:26:51,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 3 letters. Loop has 6 letters. [2019-11-20 03:26:51,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:26:51,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 9 letters. Loop has 6 letters. [2019-11-20 03:26:51,347 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:26:51,347 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 3 letters. Loop has 12 letters. [2019-11-20 03:26:51,347 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:26:51,348 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 53 transitions. [2019-11-20 03:26:51,354 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:26:51,359 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 0 states and 0 transitions. [2019-11-20 03:26:51,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 03:26:51,360 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 03:26:51,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 03:26:51,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 03:26:51,361 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:26:51,361 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:26:51,361 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:26:51,362 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 03:26:51,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 03:26:51,362 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:26:51,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 03:26:51,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 03:26:51 BoogieIcfgContainer [2019-11-20 03:26:51,369 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 03:26:51,371 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:26:51,372 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:26:51,372 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:26:51,372 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:26:46" (3/4) ... [2019-11-20 03:26:51,378 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 03:26:51,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:26:51,385 INFO L168 Benchmark]: Toolchain (without parser) took 5371.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 944.7 MB in the beginning and 850.4 MB in the end (delta: 94.3 MB). Peak memory consumption was 284.6 MB. Max. memory is 11.5 GB. [2019-11-20 03:26:51,385 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:26:51,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:26:51,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.17 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:26:51,387 INFO L168 Benchmark]: Boogie Preprocessor took 22.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:26:51,387 INFO L168 Benchmark]: RCFGBuilder took 417.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:26:51,389 INFO L168 Benchmark]: BuchiAutomizer took 4546.55 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 78.6 MB). Free memory was 1.1 GB in the beginning and 850.4 MB in the end (delta: 228.1 MB). Peak memory consumption was 306.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:26:51,389 INFO L168 Benchmark]: Witness Printer took 6.91 ms. Allocated memory is still 1.2 GB. Free memory is still 850.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:26:51,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 333.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.17 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 417.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4546.55 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 78.6 MB). Free memory was 1.1 GB in the beginning and 850.4 MB in the end (delta: 228.1 MB). Peak memory consumption was 306.7 MB. Max. memory is 11.5 GB. * Witness Printer took 6.91 ms. Allocated memory is still 1.2 GB. Free memory is still 850.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[q][q] and consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 11 SDslu, 20 SDs, 0 SdLazy, 64 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital227 mio100 ax100 hnf100 lsp94 ukn62 mio100 lsp26 div100 bol100 ite100 ukn100 eq155 hnf98 smp100 dnf287 smp82 tf100 neg87 sie146 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...