./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test_union_cast.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test_union_cast.c_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/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 32bit --witnessprinter.graph.data.programhash 014adfded3244f58999914f8fd9f9980a1efc2a4 ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:30:42,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:30:42,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:30:42,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:30:42,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:30:42,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:30:42,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:30:42,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:30:42,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:30:42,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:30:42,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:30:42,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:30:42,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:30:42,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:30:42,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:30:42,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:30:42,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:30:42,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:30:42,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:30:42,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:30:42,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:30:42,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:30:42,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:30:42,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:30:42,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:30:42,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:30:42,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:30:42,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:30:42,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:30:42,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:30:42,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:30:42,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:30:42,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:30:42,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:30:42,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:30:42,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:30:42,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:30:42,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:30:42,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:30:42,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:30:42,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:30:42,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 21:30:42,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:30:42,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:30:42,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:30:42,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:30:42,292 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:30:42,292 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 21:30:42,292 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 21:30:42,292 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 21:30:42,293 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 21:30:42,293 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 21:30:42,293 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 21:30:42,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:30:42,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:30:42,294 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 21:30:42,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:30:42,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:30:42,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:30:42,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 21:30:42,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 21:30:42,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 21:30:42,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:30:42,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:30:42,296 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 21:30:42,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:30:42,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 21:30:42,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:30:42,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:30:42,297 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 21:30:42,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:30:42,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:30:42,309 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 21:30:42,310 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 21:30:42,311 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_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 014adfded3244f58999914f8fd9f9980a1efc2a4 [2019-11-15 21:30:42,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:30:42,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:30:42,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:30:42,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:30:42,357 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:30:42,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/../../sv-benchmarks/c/ldv-regression/test_union_cast.c_1.i [2019-11-15 21:30:42,412 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/data/e8af0e684/02ebc06adda0423095a2bbce93984da3/FLAG57f917241 [2019-11-15 21:30:42,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:30:42,787 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/sv-benchmarks/c/ldv-regression/test_union_cast.c_1.i [2019-11-15 21:30:42,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/data/e8af0e684/02ebc06adda0423095a2bbce93984da3/FLAG57f917241 [2019-11-15 21:30:43,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/bin/uautomizer/data/e8af0e684/02ebc06adda0423095a2bbce93984da3 [2019-11-15 21:30:43,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:30:43,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:30:43,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:30:43,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:30:43,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:30:43,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525ba5f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43, skipping insertion in model container [2019-11-15 21:30:43,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,192 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:30:43,206 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:30:43,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:30:43,385 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:30:43,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:30:43,556 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:30:43,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43 WrapperNode [2019-11-15 21:30:43,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:30:43,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:30:43,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:30:43,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:30:43,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:30:43,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:30:43,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:30:43,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:30:43,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... [2019-11-15 21:30:43,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:30:43,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:30:43,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:30:43,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:30:43,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0b8ad5f3-3d03-4ba1-825b-b0951d0696b0/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 [2019-11-15 21:30:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 21:30:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 21:30:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:30:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:30:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 21:30:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:30:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 21:30:43,934 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:30:43,935 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-15 21:30:43,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:30:43 BoogieIcfgContainer [2019-11-15 21:30:43,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:30:43,936 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 21:30:43,936 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 21:30:43,939 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 21:30:43,940 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:30:43,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 09:30:43" (1/3) ... [2019-11-15 21:30:43,941 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@265c3ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:30:43, skipping insertion in model container [2019-11-15 21:30:43,941 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:30:43,941 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:30:43" (2/3) ... [2019-11-15 21:30:43,942 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@265c3ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:30:43, skipping insertion in model container [2019-11-15 21:30:43,942 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:30:43,942 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:30:43" (3/3) ... [2019-11-15 21:30:43,944 INFO L371 chiAutomizerObserver]: Analyzing ICFG test_union_cast.c_1.i [2019-11-15 21:30:43,993 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 21:30:43,993 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 21:30:43,994 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 21:30:43,994 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:30:43,994 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:30:43,994 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 21:30:43,994 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:30:43,995 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 21:30:44,010 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 21:30:44,032 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 21:30:44,033 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-15 21:30:44,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 09:30:44 BoogieIcfgContainer [2019-11-15 21:30:44,038 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 21:30:44,039 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:30:44,039 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:30:44,039 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:30:44,040 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:30:43" (3/4) ... [2019-11-15 21:30:44,044 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 21:30:44,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:30:44,046 INFO L168 Benchmark]: Toolchain (without parser) took 869.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:30:44,047 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-15 21:30:44,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -213.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:30:44,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:30:44,049 INFO L168 Benchmark]: Boogie Preprocessor took 36.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-11-15 21:30:44,050 INFO L168 Benchmark]: RCFGBuilder took 292.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:30:44,051 INFO L168 Benchmark]: BuchiAutomizer took 102.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:30:44,051 INFO L168 Benchmark]: Witness Printer took 5.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:30:44,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 383.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -213.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 292.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 102.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 5.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: 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...