./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.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_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 20ffcafc6849eb5f9469bdb1ab705ebc8209d0d9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:34:39,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:34:39,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:34:39,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:34:39,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:34:39,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:34:39,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:34:39,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:34:39,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:34:39,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:34:39,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:34:39,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:34:39,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:34:39,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:34:39,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:34:39,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:34:39,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:34:39,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:34:39,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:34:39,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:34:39,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:34:39,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:34:39,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:34:39,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:34:39,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:34:39,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:34:39,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:34:39,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:34:39,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:34:39,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:34:39,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:34:39,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:34:39,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:34:39,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:34:39,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:34:39,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:34:39,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:34:39,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:34:39,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:34:39,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:34:39,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:34:39,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-19 23:34:39,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:34:39,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:34:39,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:34:39,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:34:39,981 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:34:39,981 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 23:34:39,981 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 23:34:39,981 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 23:34:39,982 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 23:34:39,982 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 23:34:39,982 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 23:34:39,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:34:39,982 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 23:34:39,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:34:39,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:34:39,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 23:34:39,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 23:34:39,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 23:34:39,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:34:39,984 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 23:34:39,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:34:39,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 23:34:39,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:34:39,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:34:39,985 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 23:34:39,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:34:39,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:34:39,986 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 23:34:39,987 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 23:34:39,987 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_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 -> 20ffcafc6849eb5f9469bdb1ab705ebc8209d0d9 [2019-11-19 23:34:40,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:34:40,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:34:40,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:34:40,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:34:40,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:34:40,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i [2019-11-19 23:34:40,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/data/17cff25c4/b358f55799e145b3a089ec500494c41c/FLAG23579eab9 [2019-11-19 23:34:40,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:34:40,601 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i [2019-11-19 23:34:40,614 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/data/17cff25c4/b358f55799e145b3a089ec500494c41c/FLAG23579eab9 [2019-11-19 23:34:40,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/data/17cff25c4/b358f55799e145b3a089ec500494c41c [2019-11-19 23:34:40,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:34:40,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:34:40,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:34:40,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:34:40,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:34:40,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:34:40" (1/1) ... [2019-11-19 23:34:40,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@382632cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:40, skipping insertion in model container [2019-11-19 23:34:40,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:34:40" (1/1) ... [2019-11-19 23:34:40,980 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:34:41,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:34:41,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:34:41,353 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:34:41,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:34:41,439 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:34:41,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41 WrapperNode [2019-11-19 23:34:41,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:34:41,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:34:41,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:34:41,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:34:41,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:34:41,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:34:41,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:34:41,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:34:41,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... [2019-11-19 23:34:41,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:34:41,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:34:41,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:34:41,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:34:41,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 23:34:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 23:34:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 23:34:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 23:34:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:34:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:34:41,900 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:34:41,900 INFO L285 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-19 23:34:41,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:34:41 BoogieIcfgContainer [2019-11-19 23:34:41,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:34:41,902 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 23:34:41,902 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 23:34:41,905 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 23:34:41,906 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:34:41,906 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 11:34:40" (1/3) ... [2019-11-19 23:34:41,908 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66e6191b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 11:34:41, skipping insertion in model container [2019-11-19 23:34:41,908 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:34:41,908 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:34:41" (2/3) ... [2019-11-19 23:34:41,908 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66e6191b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 11:34:41, skipping insertion in model container [2019-11-19 23:34:41,909 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:34:41,909 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:34:41" (3/3) ... [2019-11-19 23:34:41,910 INFO L371 chiAutomizerObserver]: Analyzing ICFG cstrcat-alloca-1.i [2019-11-19 23:34:41,960 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 23:34:41,961 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 23:34:41,961 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 23:34:41,962 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:34:41,962 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:34:41,962 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 23:34:41,962 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:34:41,962 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 23:34:41,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-11-19 23:34:41,991 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-19 23:34:41,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 23:34:41,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 23:34:41,996 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-19 23:34:41,996 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-19 23:34:41,996 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-19 23:34:41,996 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-11-19 23:34:41,997 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-19 23:34:41,997 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 23:34:41,997 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 23:34:41,998 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-19 23:34:41,998 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-19 23:34:42,004 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length1~0, main_~length2~0, main_~length3~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet7;havoc main_#t~nondet7;main_~length2~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~length3~0 := main_#t~nondet9;havoc main_#t~nondet9; 14#L560true assume !(main_~length1~0 < 1); 3#L560-2true assume !(main_~length2~0 < 2); 11#L563-1true assume !(main_~length3~0 < 1); 5#L566-1true assume !(main_~length2~0 - main_~length3~0 < main_~length1~0 || main_~length3~0 > main_~length2~0);call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length3~0 - 1), 1);cstrcat_#in~s1.base, cstrcat_#in~s1.offset, cstrcat_#in~s2.base, cstrcat_#in~s2.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~nondetString1~0.base, main_~nondetString1~0.offset;havoc cstrcat_#res.base, cstrcat_#res.offset;havoc cstrcat_#t~post3.base, cstrcat_#t~post3.offset, cstrcat_#t~mem2, cstrcat_#t~post4.base, cstrcat_#t~post4.offset, cstrcat_#t~post5.base, cstrcat_#t~post5.offset, cstrcat_#t~mem6, cstrcat_~s1.base, cstrcat_~s1.offset, cstrcat_~s2.base, cstrcat_~s2.offset, cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s1.base, cstrcat_~s1.offset := cstrcat_#in~s1.base, cstrcat_#in~s1.offset;cstrcat_~s2.base, cstrcat_~s2.offset := cstrcat_#in~s2.base, cstrcat_#in~s2.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_~s1.base, cstrcat_~s1.offset; 4#L550-3true [2019-11-19 23:34:42,004 INFO L796 eck$LassoCheckResult]: Loop: 4#L550-3true call cstrcat_#t~mem2 := read~int(cstrcat_~s~0.base, cstrcat_~s~0.offset, 1); 16#L550-1true assume !!(0 != cstrcat_#t~mem2);havoc cstrcat_#t~mem2;cstrcat_#t~post3.base, cstrcat_#t~post3.offset := cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_#t~post3.base, 1 + cstrcat_#t~post3.offset;havoc cstrcat_#t~post3.base, cstrcat_#t~post3.offset; 4#L550-3true [2019-11-19 23:34:42,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:34:42,009 INFO L82 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2019-11-19 23:34:42,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:34:42,017 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410189013] [2019-11-19 23:34:42,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:34:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:34:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:34:42,174 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:34:42,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:34:42,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2019-11-19 23:34:42,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:34:42,176 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949456377] [2019-11-19 23:34:42,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:34:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:34:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:34:42,206 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:34:42,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:34:42,208 INFO L82 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2019-11-19 23:34:42,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:34:42,208 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144430585] [2019-11-19 23:34:42,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:34:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:34:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:34:42,256 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:34:42,791 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 90 [2019-11-19 23:34:42,952 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-11-19 23:34:42,965 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 23:34:42,966 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 23:34:42,966 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 23:34:42,966 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 23:34:42,967 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 23:34:42,967 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:42,967 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 23:34:42,967 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 23:34:42,967 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcat-alloca-1.i_Iteration1_Lasso [2019-11-19 23:34:42,967 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 23:34:42,968 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 23:34:43,007 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 23:34:43,012 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 23:34:43,015 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 23:34:43,018 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 23:34:43,021 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 23:34:43,026 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 23:34:43,029 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 23:34:43,032 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 23:34:43,040 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 23:34:43,043 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 23:34:43,045 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 23:34:43,048 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 23:34:43,051 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 23:34:43,054 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 23:34:43,057 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 23:34:43,060 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 23:34:43,062 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 23:34:43,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:34:43,067 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 23:34:43,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:34:43,074 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 23:34:43,078 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 23:34:43,388 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2019-11-19 23:34:43,954 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 23:34:43,958 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:43,974 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 23:34:43,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:43,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:43,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:43,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:43,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:43,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:43,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:43,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:43,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:43,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:43,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:43,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:43,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:43,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:43,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:43,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:43,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:44,003 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 23:34:44,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,013 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 23:34:44,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:34:44,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:44,060 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 23:34:44,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,086 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 23:34:44,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:34:44,102 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,141 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 23:34:44,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:44,154 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 23:34:44,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,165 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,165 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:34:44,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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) [2019-11-19 23:34:44,209 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 23:34:44,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,230 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 23:34:44,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,254 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 23:34:44,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 23:34:44,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,269 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:34:44,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:44,278 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 23:34:44,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:44,297 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 23:34:44,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,317 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 23:34:44,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:34:44,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:34:44,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:34:44,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/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 [2019-11-19 23:34:44,326 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 23:34:44,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:34:44,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:34:44,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:34:44,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:34:44,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,371 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:34:44,380 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:34:44,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:34:44,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:34:44,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:34:44,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:34:44,398 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:34:44,417 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-19 23:34:44,454 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2019-11-19 23:34:44,454 INFO L444 ModelExtractionUtils]: 40 out of 49 variables were initially zero. Simplification set additionally 6 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c6a29746-29f1-4233-9ac6-07e5307fdee6/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:34:44,460 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:34:44,497 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-19 23:34:44,498 INFO L510 LassoAnalysis]: Proved termination. [2019-11-19 23:34:44,498 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1, ULTIMATE.start_cstrcat_~s~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1 - 1*ULTIMATE.start_cstrcat_~s~0.offset Supporting invariants [] [2019-11-19 23:34:44,593 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2019-11-19 23:34:44,602 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-19 23:34:44,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:34:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:34:44,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-19 23:34:44,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:34:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:34:44,668 WARN L253 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-19 23:34:44,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:34:44,684 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 23:34:44,699 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-19 23:34:44,700 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 3 states. [2019-11-19 23:34:44,769 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 3 states. Result 32 states and 42 transitions. Complement of second has 8 states. [2019-11-19 23:34:44,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-19 23:34:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-19 23:34:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2019-11-19 23:34:44,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 2 letters. [2019-11-19 23:34:44,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 23:34:44,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 8 letters. Loop has 2 letters. [2019-11-19 23:34:44,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 23:34:44,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-19 23:34:44,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 23:34:44,775 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2019-11-19 23:34:44,778 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 23:34:44,780 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2019-11-19 23:34:44,781 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-19 23:34:44,781 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-19 23:34:44,782 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-19 23:34:44,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 23:34:44,782 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:34:44,782 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:34:44,782 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:34:44,782 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-19 23:34:44,782 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-19 23:34:44,783 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 23:34:44,783 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-19 23:34:44,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 11:34:44 BoogieIcfgContainer [2019-11-19 23:34:44,788 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 23:34:44,788 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:34:44,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:34:44,788 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:34:44,789 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:34:41" (3/4) ... [2019-11-19 23:34:44,791 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 23:34:44,792 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:34:44,793 INFO L168 Benchmark]: Toolchain (without parser) took 3825.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -114.9 MB). Peak memory consumption was 76.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:34:44,793 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-19 23:34:44,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 472.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:34:44,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.26 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:34:44,795 INFO L168 Benchmark]: Boogie Preprocessor took 24.00 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. [2019-11-19 23:34:44,795 INFO L168 Benchmark]: RCFGBuilder took 397.73 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: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-11-19 23:34:44,796 INFO L168 Benchmark]: BuchiAutomizer took 2885.56 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 83.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. [2019-11-19 23:34:44,796 INFO L168 Benchmark]: Witness Printer took 3.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:34:44,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 472.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.26 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.00 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 397.73 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: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2885.56 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 83.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. 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 #length * 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-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 16 SDtfs, 17 SDslu, 7 SDs, 0 SdLazy, 7 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital187 mio100 ax109 hnf99 lsp88 ukn78 mio100 lsp50 div100 bol100 ite100 ukn100 eq188 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms 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...