./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-libowfat/strtoull.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_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-libowfat/strtoull.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/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 c35e01ca1f04f9c3fbc4be41bbbecfa6e73c3bc7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:44:30,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:44:30,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:44:30,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:44:30,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:44:30,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:44:30,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:44:30,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:44:30,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:44:30,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:44:30,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:44:30,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:44:30,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:44:30,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:44:30,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:44:30,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:44:30,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:44:30,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:44:30,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:44:30,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:44:30,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:44:30,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:44:30,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:44:30,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:44:30,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:44:30,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:44:30,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:44:30,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:44:30,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:44:30,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:44:30,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:44:30,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:44:30,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:44:30,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:44:30,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:44:30,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:44:30,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:44:30,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:44:30,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:44:30,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:44:30,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:44:30,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 02:44:30,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:44:30,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:44:30,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:44:30,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:44:30,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:44:30,981 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 02:44:30,981 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 02:44:30,981 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 02:44:30,981 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 02:44:30,981 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 02:44:30,982 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 02:44:30,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:44:30,983 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 02:44:30,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:44:30,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:44:30,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 02:44:30,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 02:44:30,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 02:44:30,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:44:30,984 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 02:44:30,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:44:30,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 02:44:30,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:44:30,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:44:30,985 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 02:44:30,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:44:30,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:44:30,986 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 02:44:30,986 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 02:44:30,987 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_7be7c887-c485-41ff-85a0-49fb3edcdd34/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 -> c35e01ca1f04f9c3fbc4be41bbbecfa6e73c3bc7 [2019-11-20 02:44:31,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:44:31,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:44:31,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:44:31,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:44:31,223 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:44:31,224 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/../../sv-benchmarks/c/termination-libowfat/strtoull.i [2019-11-20 02:44:31,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/data/ddddb903f/94300285d89e43b684e46e2c0ca7282e/FLAG6b8c6e79a [2019-11-20 02:44:31,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:44:31,782 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/sv-benchmarks/c/termination-libowfat/strtoull.i [2019-11-20 02:44:31,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/data/ddddb903f/94300285d89e43b684e46e2c0ca7282e/FLAG6b8c6e79a [2019-11-20 02:44:32,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/data/ddddb903f/94300285d89e43b684e46e2c0ca7282e [2019-11-20 02:44:32,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:44:32,185 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:44:32,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:44:32,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:44:32,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:44:32,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56715723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32, skipping insertion in model container [2019-11-20 02:44:32,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,211 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:44:32,273 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:44:32,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:44:32,788 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:44:32,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:44:32,900 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:44:32,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32 WrapperNode [2019-11-20 02:44:32,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:44:32,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:44:32,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:44:32,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:44:32,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:44:32,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:44:32,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:44:32,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:44:32,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:32,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:33,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:33,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:33,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... [2019-11-20 02:44:33,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:44:33,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:44:33,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:44:33,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:44:33,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:33,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 02:44:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 02:44:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:44:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 02:44:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:44:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 02:44:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:44:33,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:44:33,630 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:44:33,630 INFO L285 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-20 02:44:33,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:44:33 BoogieIcfgContainer [2019-11-20 02:44:33,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:44:33,632 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 02:44:33,632 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 02:44:33,636 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 02:44:33,636 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 02:44:33,637 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 02:44:32" (1/3) ... [2019-11-20 02:44:33,638 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ce247ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 02:44:33, skipping insertion in model container [2019-11-20 02:44:33,638 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 02:44:33,638 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:32" (2/3) ... [2019-11-20 02:44:33,639 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ce247ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 02:44:33, skipping insertion in model container [2019-11-20 02:44:33,639 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 02:44:33,639 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:44:33" (3/3) ... [2019-11-20 02:44:33,641 INFO L371 chiAutomizerObserver]: Analyzing ICFG strtoull.i [2019-11-20 02:44:33,696 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 02:44:33,696 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 02:44:33,696 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 02:44:33,697 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:44:33,697 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:44:33,697 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 02:44:33,697 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:44:33,697 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 02:44:33,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states. [2019-11-20 02:44:33,734 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2019-11-20 02:44:33,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 02:44:33,734 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 02:44:33,741 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 02:44:33,741 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 02:44:33,741 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 02:44:33,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states. [2019-11-20 02:44:33,744 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2019-11-20 02:44:33,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 02:44:33,745 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 02:44:33,745 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 02:44:33,745 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 02:44:33,753 INFO L794 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet21, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~nondet23, main_#t~ret24, main_~in_len~0, main_~in~0.base, main_~in~0.offset, main_~base~0, main_~#end~0.base, main_~#end~0.offset;main_~in_len~0 := main_#t~nondet21;havoc main_#t~nondet21; 32#L551true assume !(main_~in_len~0 < 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);main_~base~0 := main_#t~nondet23;havoc main_#t~nondet23;call main_~#end~0.base, main_~#end~0.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0.base, main_~#end~0.offset, 8);strtoull_#in~ptr.base, strtoull_#in~ptr.offset, strtoull_#in~endptr.base, strtoull_#in~endptr.offset, strtoull_#in~base := main_~in~0.base, main_~in~0.offset, main_~#end~0.base, main_~#end~0.offset, main_~base~0;havoc strtoull_#res;havoc strtoull_#t~pre3.base, strtoull_#t~pre3.offset, strtoull_#t~mem2, strtoull_#t~mem4, strtoull_#t~post5.base, strtoull_#t~post5.offset, strtoull_#t~mem6, strtoull_#t~pre7.base, strtoull_#t~pre7.offset, strtoull_#t~mem8, strtoull_#t~short9, strtoull_~b~0, strtoull_#t~mem10, strtoull_#t~mem11, strtoull_#t~mem12, strtoull_#t~short13, strtoull_#t~mem14, strtoull_#t~ite17, strtoull_#t~ite16, strtoull_#t~ite15, strtoull_~x~0, strtoull_~w~0, strtoull_#t~pre18.base, strtoull_#t~pre18.offset, strtoull_~c~0, strtoull_#t~mem19, strtoull_#t~ite20, strtoull_~ptr.base, strtoull_~ptr.offset, strtoull_~endptr.base, strtoull_~endptr.offset, strtoull_~base, strtoull_~neg~0, strtoull_~v~0, strtoull_~orig~0.base, strtoull_~orig~0.offset, strtoull_~nptr~0.base, strtoull_~nptr~0.offset;strtoull_~ptr.base, strtoull_~ptr.offset := strtoull_#in~ptr.base, strtoull_#in~ptr.offset;strtoull_~endptr.base, strtoull_~endptr.offset := strtoull_#in~endptr.base, strtoull_#in~endptr.offset;strtoull_~base := strtoull_#in~base;strtoull_~neg~0 := 0;strtoull_~v~0 := 0;havoc strtoull_~orig~0.base, strtoull_~orig~0.offset;strtoull_~nptr~0.base, strtoull_~nptr~0.offset := strtoull_~ptr.base, strtoull_~ptr.offset; 10#L512-3true [2019-11-20 02:44:33,754 INFO L796 eck$LassoCheckResult]: Loop: 10#L512-3true call strtoull_#t~mem2 := read~int(strtoull_~nptr~0.base, strtoull_~nptr~0.offset, 1); 27#L512-1true assume !!(32 == strtoull_#t~mem2);havoc strtoull_#t~mem2;strtoull_#t~pre3.base, strtoull_#t~pre3.offset := strtoull_~nptr~0.base, 1 + strtoull_~nptr~0.offset;strtoull_~nptr~0.base, strtoull_~nptr~0.offset := strtoull_~nptr~0.base, 1 + strtoull_~nptr~0.offset;havoc strtoull_#t~pre3.base, strtoull_#t~pre3.offset; 10#L512-3true [2019-11-20 02:44:33,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:33,760 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-11-20 02:44:33,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:44:33,769 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099918251] [2019-11-20 02:44:33,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:44:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:44:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:44:33,930 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:44:33,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:33,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2019-11-20 02:44:33,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:44:33,932 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563650634] [2019-11-20 02:44:33,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:44:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:44:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:44:33,947 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:44:33,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:33,949 INFO L82 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2019-11-20 02:44:33,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:44:33,949 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257546555] [2019-11-20 02:44:33,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:44:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:44:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:44:34,026 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:44:34,721 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-11-20 02:44:34,962 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-11-20 02:44:34,978 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:44:34,979 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:44:34,979 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:44:34,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:44:34,980 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 02:44:34,980 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:34,980 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:44:34,980 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:44:34,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtoull.i_Iteration1_Lasso [2019-11-20 02:44:34,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:44:34,981 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:44:35,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,478 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-11-20 02:44:35,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:35,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:44:36,249 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:44:36,254 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/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) [2019-11-20 02:44:36,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,271 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 [2019-11-20 02:44:36,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 02:44:36,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 02:44:36,338 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 02:44:36,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 02:44:36,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,436 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 [2019-11-20 02:44:36,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 02:44:36,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,486 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/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) [2019-11-20 02:44:36,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,566 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 [2019-11-20 02:44:36,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:44:36,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 02:44:36,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:44:36,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:44:36,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 02:44:36,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 02:44:36,756 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 02:44:36,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:44:36,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:44:36,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:44:36,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:44:36,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 02:44:36,782 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 02:44:36,802 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 02:44:36,942 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2019-11-20 02:44:36,943 INFO L444 ModelExtractionUtils]: 16 out of 28 variables were initially zero. Simplification set additionally 9 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7be7c887-c485-41ff-85a0-49fb3edcdd34/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:44:36,949 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:44:36,954 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-20 02:44:36,954 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 02:44:36,955 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strtoull_~nptr~0.base)_1, ULTIMATE.start_strtoull_~nptr~0.offset) = 1*v_rep(select #length ULTIMATE.start_strtoull_~nptr~0.base)_1 - 1*ULTIMATE.start_strtoull_~nptr~0.offset Supporting invariants [] [2019-11-20 02:44:36,990 INFO L297 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2019-11-20 02:44:36,999 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-20 02:44:37,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:37,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:44:37,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:37,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 02:44:37,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:37,168 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 [2019-11-20 02:44:37,169 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states. Second operand 3 states. [2019-11-20 02:44:37,348 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states.. Second operand 3 states. Result 127 states and 189 transitions. Complement of second has 8 states. [2019-11-20 02:44:37,351 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 [2019-11-20 02:44:37,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-20 02:44:37,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 118 transitions. [2019-11-20 02:44:37,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 118 transitions. Stem has 3 letters. Loop has 2 letters. [2019-11-20 02:44:37,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:44:37,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 118 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-20 02:44:37,359 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:44:37,359 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 118 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-20 02:44:37,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:44:37,361 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 127 states and 189 transitions. [2019-11-20 02:44:37,375 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 02:44:37,381 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 127 states to 0 states and 0 transitions. [2019-11-20 02:44:37,382 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 02:44:37,383 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 02:44:37,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 02:44:37,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 02:44:37,384 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:44:37,384 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:44:37,384 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:44:37,384 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 02:44:37,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:44:37,384 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 02:44:37,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 02:44:37,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 02:44:37 BoogieIcfgContainer [2019-11-20 02:44:37,391 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 02:44:37,391 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:44:37,391 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:44:37,391 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:44:37,392 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:44:33" (3/4) ... [2019-11-20 02:44:37,396 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 02:44:37,396 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:44:37,398 INFO L168 Benchmark]: Toolchain (without parser) took 5212.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 946.0 MB in the beginning and 917.2 MB in the end (delta: 28.8 MB). Peak memory consumption was 142.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:37,399 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:44:37,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:37,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.12 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:37,407 INFO L168 Benchmark]: Boogie Preprocessor took 39.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:44:37,407 INFO L168 Benchmark]: RCFGBuilder took 614.50 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:37,408 INFO L168 Benchmark]: BuchiAutomizer took 3758.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 917.2 MB in the end (delta: 140.7 MB). Peak memory consumption was 140.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:37,409 INFO L168 Benchmark]: Witness Printer took 4.74 ms. Allocated memory is still 1.1 GB. Free memory is still 917.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:44:37,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 712.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.12 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.77 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 614.50 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3758.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 917.2 MB in the end (delta: 140.7 MB). Peak memory consumption was 140.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.74 ms. Allocated memory is still 1.1 GB. Free memory is still 917.2 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 #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[nptr] + -1 * nptr and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 37 SDtfs, 55 SDslu, 40 SDs, 0 SdLazy, 38 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax100 hnf100 lsp91 ukn64 mio100 lsp36 div100 bol100 ite100 ukn100 eq189 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms 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...