./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/jain_4-2.c --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_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/jain_4-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/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 403f476a24ae810402b4ab8eaf46c79b7e5bf003 ........................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:07:45,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:07:45,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:07:45,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:07:45,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:07:45,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:07:45,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:07:45,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:07:45,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:07:45,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:07:45,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:07:45,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:07:45,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:07:45,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:07:45,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:07:45,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:07:45,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:07:45,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:07:45,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:07:45,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:07:45,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:07:45,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:07:45,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:07:45,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:07:45,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:07:45,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:07:45,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:07:45,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:07:45,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:07:45,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:07:45,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:07:45,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:07:45,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:07:45,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:07:45,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:07:45,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:07:45,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:07:45,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:07:45,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:07:45,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:07:45,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:07:45,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 23:07:45,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:07:45,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:07:45,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:07:45,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:07:45,405 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:07:45,405 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 23:07:45,405 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 23:07:45,405 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 23:07:45,406 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 23:07:45,406 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 23:07:45,406 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 23:07:45,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:07:45,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:07:45,407 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 23:07:45,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:07:45,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:07:45,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:07:45,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 23:07:45,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 23:07:45,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 23:07:45,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:07:45,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:07:45,408 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 23:07:45,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:07:45,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 23:07:45,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:07:45,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:07:45,409 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 23:07:45,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:07:45,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:07:45,410 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 23:07:45,411 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 23:07:45,411 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_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/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 -> 403f476a24ae810402b4ab8eaf46c79b7e5bf003 [2019-11-15 23:07:45,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:07:45,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:07:45,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:07:45,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:07:45,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:07:45,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/../../sv-benchmarks/c/bitvector/jain_4-2.c [2019-11-15 23:07:45,528 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/data/dbc865903/3028b0d3cccf4c7b878c7182ca16bf25/FLAG81063d6c4 [2019-11-15 23:07:45,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:07:45,905 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/sv-benchmarks/c/bitvector/jain_4-2.c [2019-11-15 23:07:45,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/data/dbc865903/3028b0d3cccf4c7b878c7182ca16bf25/FLAG81063d6c4 [2019-11-15 23:07:46,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/data/dbc865903/3028b0d3cccf4c7b878c7182ca16bf25 [2019-11-15 23:07:46,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:07:46,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:07:46,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:07:46,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:07:46,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:07:46,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f4274c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46, skipping insertion in model container [2019-11-15 23:07:46,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,312 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:07:46,325 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:07:46,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:07:46,456 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:07:46,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:07:46,549 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:07:46,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46 WrapperNode [2019-11-15 23:07:46,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:07:46,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:07:46,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:07:46,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:07:46,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:07:46,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:07:46,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:07:46,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:07:46,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... [2019-11-15 23:07:46,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:07:46,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:07:46,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:07:46,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:07:46,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/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 23:07:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:07:46,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:07:46,808 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:07:46,808 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 23:07:46,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:07:46 BoogieIcfgContainer [2019-11-15 23:07:46,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:07:46,810 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 23:07:46,810 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 23:07:46,814 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 23:07:46,815 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:07:46,815 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 11:07:46" (1/3) ... [2019-11-15 23:07:46,819 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f2fda69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 11:07:46, skipping insertion in model container [2019-11-15 23:07:46,819 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:07:46,819 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:07:46" (2/3) ... [2019-11-15 23:07:46,820 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f2fda69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 11:07:46, skipping insertion in model container [2019-11-15 23:07:46,820 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:07:46,820 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:07:46" (3/3) ... [2019-11-15 23:07:46,822 INFO L371 chiAutomizerObserver]: Analyzing ICFG jain_4-2.c [2019-11-15 23:07:46,865 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 23:07:46,865 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 23:07:46,866 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 23:07:46,866 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:07:46,866 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:07:46,866 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 23:07:46,866 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:07:46,866 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 23:07:46,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 23:07:46,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-15 23:07:46,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 23:07:46,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 23:07:46,904 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 23:07:46,904 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-15 23:07:46,904 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 23:07:46,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 23:07:46,905 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-15 23:07:46,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 23:07:46,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 23:07:46,906 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 23:07:46,906 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-15 23:07:46,913 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_~x~0, main_~y~0, main_~z~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;main_~x~0 := 0;main_~y~0 := 0;main_~z~0 := 0; 9#L5-2true [2019-11-15 23:07:46,914 INFO L793 eck$LassoCheckResult]: Loop: 9#L5-2true assume !false;main_~x~0 := main_~x~0 + 4 * main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~y~0 + 4 * main_#t~nondet1;havoc main_#t~nondet1;main_~z~0 := main_~z~0 + 8 * main_#t~nondet2;havoc main_#t~nondet2;__VERIFIER_assert_#in~cond := (if 1 != (main_~x~0 + main_~y~0 + main_~z~0) % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 4#L5true assume !(0 == __VERIFIER_assert_~cond); 9#L5-2true [2019-11-15 23:07:46,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:07:46,919 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-15 23:07:46,926 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:07:46,926 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064801281] [2019-11-15 23:07:46,927 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:07:46,927 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:07:46,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:07:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:07:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:07:47,015 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:07:47,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:07:47,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2019-11-15 23:07:47,017 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:07:47,017 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789435428] [2019-11-15 23:07:47,018 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:07:47,018 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:07:47,018 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:07:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:07:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:07:47,043 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:07:47,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:07:47,045 INFO L82 PathProgramCache]: Analyzing trace with hash 31079, now seen corresponding path program 1 times [2019-11-15 23:07:47,045 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:07:47,045 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118082073] [2019-11-15 23:07:47,046 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:07:47,046 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:07:47,046 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:07:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:07:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:07:47,065 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:07:47,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 11:07:47 BoogieIcfgContainer [2019-11-15 23:07:47,248 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 23:07:47,248 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:07:47,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:07:47,249 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:07:47,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:07:46" (3/4) ... [2019-11-15 23:07:47,252 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-15 23:07:47,309 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c107a7c5-7a4d-4407-9adc-d8b50eb137ca/bin/uautomizer/witness.graphml [2019-11-15 23:07:47,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:07:47,312 INFO L168 Benchmark]: Toolchain (without parser) took 1013.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -123.1 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:07:47,312 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:07:47,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:07:47,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:07:47,313 INFO L168 Benchmark]: Boogie Preprocessor took 17.79 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 23:07:47,314 INFO L168 Benchmark]: RCFGBuilder took 215.21 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:07:47,314 INFO L168 Benchmark]: BuchiAutomizer took 438.09 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:07:47,314 INFO L168 Benchmark]: Witness Printer took 61.26 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 23:07:47,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 252.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.79 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. * RCFGBuilder took 215.21 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 438.09 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Witness Printer took 61.26 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 into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. 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: nont1 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: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 1]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {cond=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4dccd6be=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28672ba0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d68a7f0=0, z=0, \old(cond)=1, x=0, y=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 4]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L12] unsigned int x,y,z; [L14] x=0U [L15] y=0U [L16] z=0U Loop: [L18] COND TRUE 1 [L20] x = x +4U*__VERIFIER_nondet_uint() [L21] y = y +4U*__VERIFIER_nondet_uint() [L22] z = z +8U*__VERIFIER_nondet_uint() [L5] COND FALSE !(!(cond)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...