./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/memsafety/test-0158-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/memsafety/test-0158-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/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 c3baf3e1382b3477cfa26255004191fb506be280 ....................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:56:35,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:56:35,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:56:35,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:56:35,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:56:35,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:56:35,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:56:35,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:56:35,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:56:35,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:56:35,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:56:35,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:56:35,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:56:35,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:56:35,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:56:35,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:56:35,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:56:35,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:56:35,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:56:35,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:56:35,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:56:35,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:56:35,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:56:35,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:56:35,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:56:35,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:56:35,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:56:35,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:56:35,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:56:35,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:56:35,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:56:35,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:56:35,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:56:35,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:56:35,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:56:35,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:56:35,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:56:35,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:56:35,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:56:35,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:56:35,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:56:35,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-28 02:56:35,192 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:56:35,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:56:35,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:56:35,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:56:35,195 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:56:35,196 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-28 02:56:35,196 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-28 02:56:35,196 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-28 02:56:35,196 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-28 02:56:35,197 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-28 02:56:35,198 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-28 02:56:35,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:56:35,199 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:56:35,199 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:56:35,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:56:35,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:56:35,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:56:35,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-28 02:56:35,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-28 02:56:35,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-28 02:56:35,201 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:56:35,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:56:35,201 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-28 02:56:35,202 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:56:35,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-28 02:56:35,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:56:35,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:56:35,203 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-28 02:56:35,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:56:35,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:56:35,204 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:56:35,204 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-28 02:56:35,206 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-28 02:56:35,207 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3baf3e1382b3477cfa26255004191fb506be280 [2020-11-28 02:56:35,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:56:35,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:56:35,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:56:35,565 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:56:35,566 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:56:35,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/../../sv-benchmarks/c/memsafety/test-0158-2.i [2020-11-28 02:56:35,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/data/2e0750311/863257b00cc34f8d84591eead1ec8d54/FLAG82952edd0 [2020-11-28 02:56:36,237 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:56:36,238 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/sv-benchmarks/c/memsafety/test-0158-2.i [2020-11-28 02:56:36,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/data/2e0750311/863257b00cc34f8d84591eead1ec8d54/FLAG82952edd0 [2020-11-28 02:56:36,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/bin/uautomizer/data/2e0750311/863257b00cc34f8d84591eead1ec8d54 [2020-11-28 02:56:36,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:56:36,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:56:36,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:36,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:56:36,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:56:36,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:36" (1/1) ... [2020-11-28 02:56:36,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f440f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:36, skipping insertion in model container [2020-11-28 02:56:36,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:36" (1/1) ... [2020-11-28 02:56:36,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:56:36,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:56:37,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:56:37,076 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:56:37,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:56:37,212 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:56:37,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37 WrapperNode [2020-11-28 02:56:37,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:37,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:56:37,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:56:37,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:56:37,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:56:37,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:56:37,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:56:37,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:56:37,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... [2020-11-28 02:56:37,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:56:37,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:56:37,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:56:37,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:56:37,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc2f1ba8-8b15-414f-86fe-c32b253d6b1e/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 [2020-11-28 02:56:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 02:56:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 02:56:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 02:56:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:56:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 02:56:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:56:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:56:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:56:37,642 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:56:37,643 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-28 02:56:37,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:56:37 BoogieIcfgContainer [2020-11-28 02:56:37,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:56:37,646 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-28 02:56:37,646 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-28 02:56:37,649 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-28 02:56:37,650 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 02:56:37,650 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:56:36" (1/3) ... [2020-11-28 02:56:37,651 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@351346c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:56:37, skipping insertion in model container [2020-11-28 02:56:37,652 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 02:56:37,652 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:37" (2/3) ... [2020-11-28 02:56:37,652 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@351346c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:56:37, skipping insertion in model container [2020-11-28 02:56:37,653 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 02:56:37,653 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:56:37" (3/3) ... [2020-11-28 02:56:37,654 INFO L373 chiAutomizerObserver]: Analyzing ICFG test-0158-2.i [2020-11-28 02:56:37,717 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-28 02:56:37,717 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-28 02:56:37,717 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-28 02:56:37,718 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:56:37,718 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:56:37,718 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-28 02:56:37,718 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:56:37,718 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-28 02:56:37,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states. [2020-11-28 02:56:37,757 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 02:56:37,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-28 02:56:37,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:56:37 BoogieIcfgContainer [2020-11-28 02:56:37,764 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-28 02:56:37,784 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:56:37,784 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:56:37,785 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:56:37,785 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:56:37" (3/4) ... [2020-11-28 02:56:37,792 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 02:56:37,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:56:37,797 INFO L168 Benchmark]: Toolchain (without parser) took 1263.66 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 56.4 MB in the beginning and 98.2 MB in the end (delta: -41.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:37,799 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 94.4 MB. Free memory is still 73.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:37,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.76 ms. Allocated memory is still 94.4 MB. Free memory was 56.2 MB in the beginning and 58.0 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:37,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.65 ms. Allocated memory is still 94.4 MB. Free memory was 58.0 MB in the beginning and 56.4 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:37,806 INFO L168 Benchmark]: Boogie Preprocessor took 27.87 ms. Allocated memory is still 94.4 MB. Free memory was 56.4 MB in the beginning and 55.4 MB in the end (delta: 985.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:37,807 INFO L168 Benchmark]: RCFGBuilder took 353.87 ms. Allocated memory is still 94.4 MB. Free memory was 55.4 MB in the beginning and 42.5 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:37,809 INFO L168 Benchmark]: BuchiAutomizer took 128.12 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 42.5 MB in the beginning and 98.6 MB in the end (delta: -56.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:37,810 INFO L168 Benchmark]: Witness Printer took 8.63 ms. Allocated memory is still 121.6 MB. Free memory was 98.5 MB in the beginning and 98.2 MB in the end (delta: 295.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:37,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 94.4 MB. Free memory is still 73.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 681.76 ms. Allocated memory is still 94.4 MB. Free memory was 56.2 MB in the beginning and 58.0 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.65 ms. Allocated memory is still 94.4 MB. Free memory was 58.0 MB in the beginning and 56.4 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.87 ms. Allocated memory is still 94.4 MB. Free memory was 56.4 MB in the beginning and 55.4 MB in the end (delta: 985.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 353.87 ms. Allocated memory is still 94.4 MB. Free memory was 55.4 MB in the beginning and 42.5 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 128.12 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 42.5 MB in the beginning and 98.6 MB in the end (delta: -56.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Witness Printer took 8.63 ms. Allocated memory is still 121.6 MB. Free memory was 98.5 MB in the beginning and 98.2 MB in the end (delta: 295.2 kB). There was no memory consumed. Max. memory is 16.1 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...