./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/jain_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/jain_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/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 ccc78e49fe91ace276abd58ca27793e9065f67e6 .................................................................................................................................................................................................................................................................. 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 0.1.25-f470102 [2019-12-07 10:52:03,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:52:03,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:52:03,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:52:03,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:52:03,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:52:03,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:52:03,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:52:03,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:52:03,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:52:03,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:52:03,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:52:03,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:52:03,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:52:03,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:52:03,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:52:03,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:52:03,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:52:03,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:52:03,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:52:03,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:52:03,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:52:03,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:52:03,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:52:03,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:52:03,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:52:03,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:52:03,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:52:03,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:52:03,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:52:03,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:52:03,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:52:03,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:52:03,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:52:03,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:52:03,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:52:03,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:52:03,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:52:03,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:52:03,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:52:03,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:52:03,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 10:52:03,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:52:03,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:52:03,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:52:03,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:52:03,477 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:52:03,477 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 10:52:03,478 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 10:52:03,478 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 10:52:03,478 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 10:52:03,478 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 10:52:03,478 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 10:52:03,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:52:03,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:52:03,479 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 10:52:03,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:52:03,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:52:03,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:52:03,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 10:52:03,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 10:52:03,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 10:52:03,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:52:03,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:52:03,480 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 10:52:03,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:52:03,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 10:52:03,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:52:03,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:52:03,481 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 10:52:03,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:52:03,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 10:52:03,482 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:52:03,482 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 10:52:03,483 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 10:52:03,483 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_596526e6-b489-4da4-a81e-246077a3b8d5/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 -> ccc78e49fe91ace276abd58ca27793e9065f67e6 [2019-12-07 10:52:03,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:52:03,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:52:03,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:52:03,606 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:52:03,607 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:52:03,607 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/../../sv-benchmarks/c/bitvector/jain_1-1.c [2019-12-07 10:52:03,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/data/b5bbc8424/fdc7413bfc7f4624b4b7e4d9665e9359/FLAGbdb022a20 [2019-12-07 10:52:03,979 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:52:03,979 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/sv-benchmarks/c/bitvector/jain_1-1.c [2019-12-07 10:52:03,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/data/b5bbc8424/fdc7413bfc7f4624b4b7e4d9665e9359/FLAGbdb022a20 [2019-12-07 10:52:03,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/data/b5bbc8424/fdc7413bfc7f4624b4b7e4d9665e9359 [2019-12-07 10:52:03,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:52:03,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:52:03,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:52:03,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:52:03,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:52:03,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:52:03" (1/1) ... [2019-12-07 10:52:04,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354778c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04, skipping insertion in model container [2019-12-07 10:52:04,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:52:03" (1/1) ... [2019-12-07 10:52:04,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:52:04,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:52:04,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:52:04,119 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:52:04,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:52:04,170 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:52:04,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04 WrapperNode [2019-12-07 10:52:04,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:52:04,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:52:04,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:52:04,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:52:04,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:52:04,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:52:04,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:52:04,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:52:04,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... [2019-12-07 10:52:04,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:52:04,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:52:04,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:52:04,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:52:04,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:52:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:52:04,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:52:04,321 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:52:04,321 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 10:52:04,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:52:04 BoogieIcfgContainer [2019-12-07 10:52:04,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:52:04,323 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 10:52:04,323 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 10:52:04,325 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 10:52:04,325 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:52:04,325 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 10:52:03" (1/3) ... [2019-12-07 10:52:04,326 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b7abe64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 10:52:04, skipping insertion in model container [2019-12-07 10:52:04,326 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:52:04,326 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:52:04" (2/3) ... [2019-12-07 10:52:04,327 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b7abe64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 10:52:04, skipping insertion in model container [2019-12-07 10:52:04,327 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:52:04,327 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:52:04" (3/3) ... [2019-12-07 10:52:04,328 INFO L371 chiAutomizerObserver]: Analyzing ICFG jain_1-1.c [2019-12-07 10:52:04,356 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 10:52:04,357 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 10:52:04,357 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 10:52:04,357 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:52:04,357 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:52:04,357 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 10:52:04,357 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:52:04,357 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 10:52:04,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-12-07 10:52:04,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-12-07 10:52:04,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:52:04,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:52:04,382 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 10:52:04,383 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 10:52:04,383 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 10:52:04,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-12-07 10:52:04,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-12-07 10:52:04,383 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:52:04,384 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:52:04,384 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 10:52:04,384 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 10:52:04,389 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~y~0;havoc main_~y~0;main_~y~0 := 1; 8#L5-2true [2019-12-07 10:52:04,389 INFO L796 eck$LassoCheckResult]: Loop: 8#L5-2true assume !false;main_~y~0 := main_~y~0 + 2 * main_#t~nondet0;havoc main_#t~nondet0;__VERIFIER_assert_#in~cond := (if 0 != main_~y~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 3#L5true assume !(0 == __VERIFIER_assert_~cond); 8#L5-2true [2019-12-07 10:52:04,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:52:04,393 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-12-07 10:52:04,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:52:04,398 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255068348] [2019-12-07 10:52:04,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:52:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:52:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:52:04,458 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:52:04,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:52:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2019-12-07 10:52:04,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:52:04,459 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463556695] [2019-12-07 10:52:04,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:52:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:52:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:52:04,481 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:52:04,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:52:04,483 INFO L82 PathProgramCache]: Analyzing trace with hash 31079, now seen corresponding path program 1 times [2019-12-07 10:52:04,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:52:04,483 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273036256] [2019-12-07 10:52:04,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:52:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:52:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:52:04,494 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:52:04,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 10:52:04 BoogieIcfgContainer [2019-12-07 10:52:04,548 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 10:52:04,548 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:52:04,548 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:52:04,548 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:52:04,549 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:52:04" (3/4) ... [2019-12-07 10:52:04,551 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-12-07 10:52:04,575 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_596526e6-b489-4da4-a81e-246077a3b8d5/bin/uautomizer/witness.graphml [2019-12-07 10:52:04,575 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:52:04,577 INFO L168 Benchmark]: Toolchain (without parser) took 580.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:52:04,577 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:52:04,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 174.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:52:04,578 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:52:04,579 INFO L168 Benchmark]: Boogie Preprocessor took 11.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:52:04,579 INFO L168 Benchmark]: RCFGBuilder took 118.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:52:04,580 INFO L168 Benchmark]: BuchiAutomizer took 225.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:52:04,581 INFO L168 Benchmark]: Witness Printer took 27.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:52:04,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 174.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 118.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 225.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 27.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * 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 0.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.1s. 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@2aefc290=0, \result=0, \old(cond)=1, y=1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 4]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L12] unsigned int y; [L14] y = 1U Loop: [L16] COND TRUE 1 [L18] y = y +2U*__VERIFIER_nondet_uint() [L5] COND FALSE !(!(cond)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...