./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 b76149a90863628db6af524c153a3f434b0c2e82 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:10:31,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:10:31,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:10:31,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:10:31,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:10:31,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:10:31,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:10:31,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:10:31,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:10:31,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:10:31,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:10:31,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:10:31,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:10:31,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:10:31,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:10:31,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:10:31,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:10:31,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:10:31,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:10:31,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:10:31,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:10:31,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:10:31,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:10:31,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:10:31,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:10:31,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:10:31,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:10:31,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:10:31,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:10:31,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:10:31,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:10:31,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:10:31,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:10:31,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:10:31,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:10:31,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:10:31,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:10:31,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:10:31,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:10:31,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:10:31,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:10:31,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 14:10:31,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:10:31,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:10:31,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:10:31,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:10:31,083 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:10:31,083 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 14:10:31,083 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 14:10:31,083 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 14:10:31,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:10:31,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 14:10:31,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:10:31,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:10:31,086 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 14:10:31,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:10:31,086 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:10:31,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:10:31,086 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 14:10:31,087 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 14:10:31,087 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_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 -> b76149a90863628db6af524c153a3f434b0c2e82 [2019-12-07 14:10:31,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:10:31,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:10:31,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:10:31,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:10:31,198 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:10:31,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i [2019-12-07 14:10:31,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/data/1acede85b/0e6bd753022046f79edb189fafde9bbc/FLAG30994eff6 [2019-12-07 14:10:31,595 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:10:31,595 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/sv-benchmarks/c/termination-memory-alloca/b.03_assume-alloca.i [2019-12-07 14:10:31,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/data/1acede85b/0e6bd753022046f79edb189fafde9bbc/FLAG30994eff6 [2019-12-07 14:10:31,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/data/1acede85b/0e6bd753022046f79edb189fafde9bbc [2019-12-07 14:10:31,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:10:31,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:10:31,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:10:31,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:10:31,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:10:31,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c77c204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31, skipping insertion in model container [2019-12-07 14:10:31,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:10:31,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:10:31,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:10:31,868 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:10:31,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:10:31,934 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:10:31,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31 WrapperNode [2019-12-07 14:10:31,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:10:31,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:10:31,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:10:31,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:10:31,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:10:31,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:10:31,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:10:31,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:10:31,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... [2019-12-07 14:10:31,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:10:31,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:10:31,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:10:31,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:10:31,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 14:10:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 14:10:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:10:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:10:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:10:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:10:32,181 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:10:32,181 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 14:10:32,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:10:32 BoogieIcfgContainer [2019-12-07 14:10:32,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:10:32,183 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 14:10:32,183 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 14:10:32,185 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 14:10:32,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 14:10:32,185 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 02:10:31" (1/3) ... [2019-12-07 14:10:32,186 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c95868a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 02:10:32, skipping insertion in model container [2019-12-07 14:10:32,186 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 14:10:32,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:10:31" (2/3) ... [2019-12-07 14:10:32,187 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c95868a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 02:10:32, skipping insertion in model container [2019-12-07 14:10:32,187 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 14:10:32,187 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:10:32" (3/3) ... [2019-12-07 14:10:32,188 INFO L371 chiAutomizerObserver]: Analyzing ICFG b.03_assume-alloca.i [2019-12-07 14:10:32,215 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 14:10:32,216 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 14:10:32,216 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 14:10:32,216 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:10:32,216 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:10:32,216 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 14:10:32,216 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:10:32,216 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 14:10:32,225 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-12-07 14:10:32,238 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 14:10:32,238 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 14:10:32,238 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 14:10:32,242 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-12-07 14:10:32,242 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 14:10:32,242 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 14:10:32,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2019-12-07 14:10:32,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 14:10:32,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 14:10:32,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 14:10:32,244 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-12-07 14:10:32,244 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 14:10:32,249 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~nondet16, main_#t~nondet17, main_#t~ret18;test_fun_#in~x, test_fun_#in~y := main_#t~nondet16, main_#t~nondet17;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~mem4, test_fun_#t~mem5, test_fun_#t~mem11, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~mem9, test_fun_#t~mem8, test_fun_#t~short10, test_fun_#t~mem15, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem4 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 4#L553true assume !(test_fun_#t~mem4 <= 0);havoc test_fun_#t~mem4; 9#L556-5true [2019-12-07 14:10:32,249 INFO L796 eck$LassoCheckResult]: Loop: 9#L556-5true call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short10 := test_fun_#t~mem6 > test_fun_#t~mem7; 12#L556-1true assume !test_fun_#t~short10; 5#L556-3true assume !!test_fun_#t~short10;havoc test_fun_#t~short10;havoc test_fun_#t~mem9;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;call test_fun_#t~mem11 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 7#L557true assume !(test_fun_#t~mem11 <= 0);havoc test_fun_#t~mem11;call test_fun_#t~mem13 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem13 + test_fun_#t~mem14, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem13;havoc test_fun_#t~mem14; 9#L556-5true [2019-12-07 14:10:32,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:10:32,253 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-12-07 14:10:32,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:10:32,259 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799972873] [2019-12-07 14:10:32,259 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:10:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,359 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:10:32,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:10:32,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1298091, now seen corresponding path program 1 times [2019-12-07 14:10:32,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:10:32,360 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156706909] [2019-12-07 14:10:32,360 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:10:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:10:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:10:32,397 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156706909] [2019-12-07 14:10:32,397 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:10:32,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:10:32,398 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771310195] [2019-12-07 14:10:32,401 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 14:10:32,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:10:32,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:10:32,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:10:32,413 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 3 states. [2019-12-07 14:10:32,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:10:32,430 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2019-12-07 14:10:32,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:10:32,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2019-12-07 14:10:32,432 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 14:10:32,435 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 7 states and 7 transitions. [2019-12-07 14:10:32,435 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-12-07 14:10:32,435 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2019-12-07 14:10:32,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 7 transitions. [2019-12-07 14:10:32,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 14:10:32,436 INFO L688 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-12-07 14:10:32,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 7 transitions. [2019-12-07 14:10:32,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-12-07 14:10:32,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-12-07 14:10:32,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-12-07 14:10:32,453 INFO L711 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-12-07 14:10:32,454 INFO L591 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-12-07 14:10:32,454 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 14:10:32,454 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2019-12-07 14:10:32,454 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 14:10:32,454 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 14:10:32,454 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 14:10:32,454 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-12-07 14:10:32,454 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 14:10:32,455 INFO L794 eck$LassoCheckResult]: Stem: 39#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 34#L-1 havoc main_#res;havoc main_#t~nondet16, main_#t~nondet17, main_#t~ret18;test_fun_#in~x, test_fun_#in~y := main_#t~nondet16, main_#t~nondet17;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~mem4, test_fun_#t~mem5, test_fun_#t~mem11, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~mem9, test_fun_#t~mem8, test_fun_#t~short10, test_fun_#t~mem15, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem4 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 35#L553 assume !(test_fun_#t~mem4 <= 0);havoc test_fun_#t~mem4; 36#L556-5 [2019-12-07 14:10:32,455 INFO L796 eck$LassoCheckResult]: Loop: 36#L556-5 call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short10 := test_fun_#t~mem6 > test_fun_#t~mem7; 40#L556-1 assume test_fun_#t~short10;call test_fun_#t~mem9 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short10 := test_fun_#t~mem9 <= 2147483647 - test_fun_#t~mem8; 37#L556-3 assume !!test_fun_#t~short10;havoc test_fun_#t~short10;havoc test_fun_#t~mem9;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;call test_fun_#t~mem11 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 38#L557 assume !(test_fun_#t~mem11 <= 0);havoc test_fun_#t~mem11;call test_fun_#t~mem13 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem13 + test_fun_#t~mem14, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem13;havoc test_fun_#t~mem14; 36#L556-5 [2019-12-07 14:10:32,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:10:32,455 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2019-12-07 14:10:32,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:10:32,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370487870] [2019-12-07 14:10:32,455 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:10:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,480 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:10:32,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:10:32,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1296169, now seen corresponding path program 1 times [2019-12-07 14:10:32,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:10:32,481 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33991792] [2019-12-07 14:10:32,481 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:10:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,502 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:10:32,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:10:32,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1806905932, now seen corresponding path program 1 times [2019-12-07 14:10:32,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:10:32,502 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311695204] [2019-12-07 14:10:32,502 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:10:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:10:32,534 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:10:32,804 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-12-07 14:10:32,858 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 14:10:32,859 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 14:10:32,859 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 14:10:32,859 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 14:10:32,859 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 14:10:32,859 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 14:10:32,859 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 14:10:32,859 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 14:10:32,859 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03_assume-alloca.i_Iteration2_Lasso [2019-12-07 14:10:32,859 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 14:10:32,860 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 14:10:32,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:32,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:33,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:33,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:33,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 14:10:33,357 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 14:10:33,360 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,364 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 [2019-12-07 14:10:33,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,374 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 [2019-12-07 14:10:33,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,382 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 [2019-12-07 14:10:33,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,388 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 [2019-12-07 14:10:33,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,395 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 [2019-12-07 14:10:33,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 14:10:33,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,410 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 [2019-12-07 14:10:33,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 14:10:33,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,428 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 [2019-12-07 14:10:33,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,435 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 [2019-12-07 14:10:33,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,441 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 [2019-12-07 14:10:33,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,451 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 [2019-12-07 14:10:33,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 14:10:33,465 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 [2019-12-07 14:10:33,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,474 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 [2019-12-07 14:10:33,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,480 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 [2019-12-07 14:10:33,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,488 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 [2019-12-07 14:10:33,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,496 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 [2019-12-07 14:10:33,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 14:10:33,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 14:10:33,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 14:10:33,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,503 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 [2019-12-07 14:10:33,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,521 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 [2019-12-07 14:10:33,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,534 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 [2019-12-07 14:10:33,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,548 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 [2019-12-07 14:10:33,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 14:10:33,558 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 [2019-12-07 14:10:33,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 14:10:33,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 14:10:33,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 14:10:33,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 14:10:33,565 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 14:10:33,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 14:10:33,574 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 14:10:33,592 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2019-12-07 14:10:33,593 INFO L444 ModelExtractionUtils]: 8 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5ce4e9-1883-415a-b306-2053f9235d7f/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 [2019-12-07 14:10:33,597 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 14:10:33,603 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 14:10:33,603 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 14:10:33,604 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1 + 2147483647 Supporting invariants [] [2019-12-07 14:10:33,632 INFO L297 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2019-12-07 14:10:33,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 14:10:33,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:10:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:10:33,663 INFO L264 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:10:33,664 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:10:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:10:33,677 INFO L264 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2019-12-07 14:10:33,677 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:10:33,682 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:10:33,708 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:10:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:10:33,748 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2019-12-07 14:10:33,748 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1 Second operand 5 states. [2019-12-07 14:10:33,795 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1. Second operand 5 states. Result 11 states and 12 transitions. Complement of second has 8 states. [2019-12-07 14:10:33,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 14:10:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 14:10:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-12-07 14:10:33,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 3 letters. Loop has 4 letters. [2019-12-07 14:10:33,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 14:10:33,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 7 letters. Loop has 4 letters. [2019-12-07 14:10:33,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 14:10:33,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7 transitions. Stem has 3 letters. Loop has 8 letters. [2019-12-07 14:10:33,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 14:10:33,798 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2019-12-07 14:10:33,799 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 14:10:33,799 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2019-12-07 14:10:33,799 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 14:10:33,799 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 14:10:33,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 14:10:33,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 14:10:33,800 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:10:33,800 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:10:33,800 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:10:33,800 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 14:10:33,800 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:10:33,800 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 14:10:33,800 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 14:10:33,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 02:10:33 BoogieIcfgContainer [2019-12-07 14:10:33,804 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 14:10:33,805 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:10:33,805 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:10:33,805 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:10:33,805 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:10:32" (3/4) ... [2019-12-07 14:10:33,808 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 14:10:33,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:10:33,809 INFO L168 Benchmark]: Toolchain (without parser) took 2195.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 942.5 MB in the beginning and 944.1 MB in the end (delta: -1.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:10:33,810 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:10:33,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -136.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:10:33,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.02 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. [2019-12-07 14:10:33,812 INFO L168 Benchmark]: Boogie Preprocessor took 19.91 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. [2019-12-07 14:10:33,812 INFO L168 Benchmark]: RCFGBuilder took 195.07 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:10:33,813 INFO L168 Benchmark]: BuchiAutomizer took 1621.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 949.3 MB in the end (delta: 102.9 MB). Peak memory consumption was 102.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:10:33,813 INFO L168 Benchmark]: Witness Printer took 3.56 ms. Allocated memory is still 1.1 GB. Free memory was 949.3 MB in the beginning and 944.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:10:33,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -136.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.91 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. * RCFGBuilder took 195.07 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1621.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 949.3 MB in the end (delta: 102.9 MB). Peak memory consumption was 102.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.56 ms. Allocated memory is still 1.1 GB. Free memory was 949.3 MB in the beginning and 944.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[y_ref][y_ref] + 2147483647 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 3 SDslu, 9 SDs, 0 SdLazy, 15 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax108 hnf100 lsp89 ukn69 mio100 lsp33 div100 bol100 ite100 ukn100 eq188 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 9ms 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...