./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.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_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 df4500f5696d99ca846c8b1d02ff521622ca4836 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:15:32,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:15:32,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:15:32,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:15:32,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:15:32,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:15:32,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:15:32,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:15:32,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:15:32,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:15:32,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:15:32,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:15:32,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:15:32,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:15:32,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:15:32,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:15:32,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:15:32,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:15:32,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:15:32,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:15:32,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:15:32,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:15:33,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:15:33,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:15:33,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:15:33,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:15:33,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:15:33,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:15:33,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:15:33,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:15:33,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:15:33,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:15:33,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:15:33,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:15:33,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:15:33,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:15:33,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:15:33,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:15:33,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:15:33,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:15:33,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:15:33,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-19 22:15:33,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:15:33,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:15:33,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:15:33,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:15:33,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:15:33,050 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 22:15:33,050 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 22:15:33,050 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 22:15:33,051 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 22:15:33,051 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 22:15:33,051 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 22:15:33,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:15:33,051 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 22:15:33,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:15:33,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:15:33,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 22:15:33,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 22:15:33,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 22:15:33,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:15:33,053 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 22:15:33,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:15:33,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 22:15:33,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:15:33,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:15:33,053 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 22:15:33,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:15:33,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:15:33,054 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 22:15:33,055 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 22:15:33,055 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_1535ea95-606d-432b-a12c-1dbbacec0d57/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 -> df4500f5696d99ca846c8b1d02ff521622ca4836 [2019-11-19 22:15:33,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:15:33,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:15:33,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:15:33,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:15:33,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:15:33,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.i [2019-11-19 22:15:33,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/data/a0ffe485c/6f028157cee040f4bc523ba4dd67fcb2/FLAG4f0a652aa [2019-11-19 22:15:33,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:15:33,760 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.i [2019-11-19 22:15:33,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/data/a0ffe485c/6f028157cee040f4bc523ba4dd67fcb2/FLAG4f0a652aa [2019-11-19 22:15:33,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/data/a0ffe485c/6f028157cee040f4bc523ba4dd67fcb2 [2019-11-19 22:15:33,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:15:33,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:15:33,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:15:33,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:15:33,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:15:33,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:15:33" (1/1) ... [2019-11-19 22:15:33,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9f6adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:33, skipping insertion in model container [2019-11-19 22:15:33,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:15:33" (1/1) ... [2019-11-19 22:15:33,802 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:15:33,849 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:15:34,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:15:34,186 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:15:34,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:15:34,293 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:15:34,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34 WrapperNode [2019-11-19 22:15:34,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:15:34,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:15:34,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:15:34,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:15:34,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:15:34,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:15:34,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:15:34,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:15:34,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... [2019-11-19 22:15:34,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:15:34,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:15:34,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:15:34,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:15:34,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:34,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 22:15:34,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 22:15:34,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:15:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 22:15:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:15:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:15:34,791 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:15:34,791 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 22:15:34,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:15:34 BoogieIcfgContainer [2019-11-19 22:15:34,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:15:34,793 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 22:15:34,793 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 22:15:34,796 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 22:15:34,797 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 22:15:34,797 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 10:15:33" (1/3) ... [2019-11-19 22:15:34,798 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4cb5a7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 10:15:34, skipping insertion in model container [2019-11-19 22:15:34,798 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 22:15:34,798 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:15:34" (2/3) ... [2019-11-19 22:15:34,798 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4cb5a7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 10:15:34, skipping insertion in model container [2019-11-19 22:15:34,798 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 22:15:34,798 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:15:34" (3/3) ... [2019-11-19 22:15:34,800 INFO L371 chiAutomizerObserver]: Analyzing ICFG a.09_assume-alloca.i [2019-11-19 22:15:34,839 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 22:15:34,840 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 22:15:34,840 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 22:15:34,840 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:15:34,840 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:15:34,840 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 22:15:34,841 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:15:34,841 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 22:15:34,854 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-19 22:15:34,873 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-19 22:15:34,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 22:15:34,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 22:15:34,880 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-19 22:15:34,880 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-19 22:15:34,880 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-19 22:15:34,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-11-19 22:15:34,882 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-19 22:15:34,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 22:15:34,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 22:15:34,882 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-19 22:15:34,883 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-19 22:15:34,890 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~ret20;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~mem10, test_fun_#t~mem9, test_fun_#t~short11, test_fun_#t~mem16, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem5 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 11#L555true assume !(test_fun_#t~mem5 <= 0);havoc test_fun_#t~mem5; 5#L558-5true [2019-11-19 22:15:34,890 INFO L796 eck$LassoCheckResult]: Loop: 5#L558-5true call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem7 >= test_fun_#t~mem8; 8#L558-1true assume !test_fun_#t~short11; 12#L558-3true assume !!test_fun_#t~short11;havoc test_fun_#t~mem9;havoc test_fun_#t~short11;havoc test_fun_#t~mem8;havoc test_fun_#t~mem10;havoc test_fun_#t~mem7;call test_fun_#t~mem12 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 14#L559true assume !(test_fun_#t~mem12 <= 0);havoc test_fun_#t~mem12;call test_fun_#t~mem14 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_#t~mem14 + test_fun_#t~mem15, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem14;havoc test_fun_#t~mem15; 5#L558-5true [2019-11-19 22:15:34,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:34,896 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-11-19 22:15:34,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:15:34,905 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931304374] [2019-11-19 22:15:34,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:15:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,063 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:15:35,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:35,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1298091, now seen corresponding path program 1 times [2019-11-19 22:15:35,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:15:35,065 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300215456] [2019-11-19 22:15:35,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:15:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:15:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:15:35,120 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300215456] [2019-11-19 22:15:35,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:15:35,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 22:15:35,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754966944] [2019-11-19 22:15:35,125 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-19 22:15:35,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:15:35,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:15:35,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:15:35,138 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 3 states. [2019-11-19 22:15:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:15:35,172 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2019-11-19 22:15:35,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:15:35,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2019-11-19 22:15:35,175 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-19 22:15:35,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 7 states and 7 transitions. [2019-11-19 22:15:35,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-11-19 22:15:35,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-11-19 22:15:35,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 7 transitions. [2019-11-19 22:15:35,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 22:15:35,180 INFO L688 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-19 22:15:35,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 7 transitions. [2019-11-19 22:15:35,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-11-19 22:15:35,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-19 22:15:35,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-11-19 22:15:35,204 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-19 22:15:35,205 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-19 22:15:35,205 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-19 22:15:35,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2019-11-19 22:15:35,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-19 22:15:35,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 22:15:35,205 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 22:15:35,206 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-19 22:15:35,206 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-19 22:15:35,206 INFO L794 eck$LassoCheckResult]: Stem: 38#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 34#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~ret20;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~mem10, test_fun_#t~mem9, test_fun_#t~short11, test_fun_#t~mem16, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem5 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 35#L555 assume !(test_fun_#t~mem5 <= 0);havoc test_fun_#t~mem5; 36#L558-5 [2019-11-19 22:15:35,206 INFO L796 eck$LassoCheckResult]: Loop: 36#L558-5 call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem7 >= test_fun_#t~mem8; 37#L558-1 assume test_fun_#t~short11;call test_fun_#t~mem10 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem9 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem10 <= 2147483647 - test_fun_#t~mem9; 39#L558-3 assume !!test_fun_#t~short11;havoc test_fun_#t~mem9;havoc test_fun_#t~short11;havoc test_fun_#t~mem8;havoc test_fun_#t~mem10;havoc test_fun_#t~mem7;call test_fun_#t~mem12 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 40#L559 assume !(test_fun_#t~mem12 <= 0);havoc test_fun_#t~mem12;call test_fun_#t~mem14 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_#t~mem14 + test_fun_#t~mem15, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem14;havoc test_fun_#t~mem15; 36#L558-5 [2019-11-19 22:15:35,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:35,207 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2019-11-19 22:15:35,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:15:35,207 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988373355] [2019-11-19 22:15:35,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:15:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,273 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:15:35,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:35,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1296169, now seen corresponding path program 1 times [2019-11-19 22:15:35,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:15:35,274 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783110619] [2019-11-19 22:15:35,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:15:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,306 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:15:35,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:35,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1806905932, now seen corresponding path program 1 times [2019-11-19 22:15:35,307 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:15:35,307 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445357853] [2019-11-19 22:15:35,308 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:15:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:15:35,400 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:15:35,635 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2019-11-19 22:15:36,267 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2019-11-19 22:15:36,454 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-11-19 22:15:36,466 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:15:36,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:15:36,467 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:15:36,470 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:15:36,470 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 22:15:36,470 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:36,471 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:15:36,471 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:15:36,471 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.09_assume-alloca.i_Iteration2_Lasso [2019-11-19 22:15:36,471 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:15:36,471 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:15:36,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:36,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:37,069 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2019-11-19 22:15:37,269 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2019-11-19 22:15:37,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:37,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:37,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:37,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:15:37,900 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:15:37,904 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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) [2019-11-19 22:15:37,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:37,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:37,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:37,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:37,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:37,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:37,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:37,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:37,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:37,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:37,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:37,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:37,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:37,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:37,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:37,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:37,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:37,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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) [2019-11-19 22:15:37,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:37,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:37,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:37,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:37,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:37,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:37,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:37,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:37,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:37,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:37,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:37,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:37,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:37,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:37,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:37,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:37,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:15:38,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:15:38,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 22:15:38,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:15:38,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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) [2019-11-19 22:15:38,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:15:38,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:15:38,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 22:15:38,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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) [2019-11-19 22:15:38,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:15:38,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 22:15:38,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/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 [2019-11-19 22:15:38,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:15:38,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:15:38,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:15:38,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:15:38,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:15:38,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:15:38,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:15:38,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:15:38,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:15:38,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:15:38,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,303 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-19 22:15:38,423 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2019-11-19 22:15:38,423 INFO L444 ModelExtractionUtils]: 11 out of 40 variables were initially zero. Simplification set additionally 26 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1535ea95-606d-432b-a12c-1dbbacec0d57/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:15:38,488 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:15:38,492 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-19 22:15:38,492 INFO L510 LassoAnalysis]: Proved termination. [2019-11-19 22:15:38,493 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_1 + 4294967293*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1 Supporting invariants [] [2019-11-19 22:15:38,639 INFO L297 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2019-11-19 22:15:38,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-19 22:15:38,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-19 22:15:38,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:15:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:15:38,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-19 22:15:38,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:15:38,763 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:15:38,763 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2019-11-19 22:15:38,764 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-19 22:15:38,771 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 22:15:38,774 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-19 22:15:38,774 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:6 [2019-11-19 22:15:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:15:38,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-19 22:15:38,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:15:38,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 22:15:38,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:15:38,865 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-11-19 22:15:38,866 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1 Second operand 6 states. [2019-11-19 22:15:38,952 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1. Second operand 6 states. Result 11 states and 12 transitions. Complement of second has 9 states. [2019-11-19 22:15:38,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-19 22:15:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-11-19 22:15:38,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2019-11-19 22:15:38,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-19 22:15:38,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 22:15:38,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 7 letters. Loop has 4 letters. [2019-11-19 22:15:38,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 22:15:38,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 3 letters. Loop has 8 letters. [2019-11-19 22:15:38,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 22:15:38,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2019-11-19 22:15:38,957 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 22:15:38,957 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2019-11-19 22:15:38,957 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-19 22:15:38,957 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-19 22:15:38,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-19 22:15:38,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 22:15:38,958 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 22:15:38,958 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 22:15:38,958 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 22:15:38,958 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-19 22:15:38,958 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-19 22:15:38,958 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 22:15:38,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-19 22:15:38,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 10:15:38 BoogieIcfgContainer [2019-11-19 22:15:38,964 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 22:15:38,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:15:38,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:15:38,965 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:15:38,966 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:15:34" (3/4) ... [2019-11-19 22:15:38,968 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 22:15:38,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:15:38,970 INFO L168 Benchmark]: Toolchain (without parser) took 5182.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 940.7 MB in the beginning and 920.4 MB in the end (delta: 20.3 MB). Peak memory consumption was 195.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:38,970 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:15:38,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -217.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:38,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:15:38,971 INFO L168 Benchmark]: Boogie Preprocessor took 31.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:38,972 INFO L168 Benchmark]: RCFGBuilder took 423.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:38,972 INFO L168 Benchmark]: BuchiAutomizer took 4171.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.4 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.0 MB. Max. memory is 11.5 GB. [2019-11-19 22:15:38,973 INFO L168 Benchmark]: Witness Printer took 3.67 ms. Allocated memory is still 1.2 GB. Free memory is still 920.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:15:38,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 505.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -217.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 423.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4171.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.4 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.67 ms. Allocated memory is still 1.2 GB. Free memory is still 920.4 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 - 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[z_ref][z_ref] + 4294967293 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 5 SDslu, 10 SDs, 0 SdLazy, 15 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital295 mio100 ax106 hnf100 lsp91 ukn66 mio100 lsp35 div100 bol100 ite100 ukn100 eq194 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms 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...