./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/jain_6-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/jain_6-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg --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 0f1ece60c01802ffe7e4b4b72f8f705ac1e3e61894d5f80bb56f731333bd0d76 ........................................................................................................................................................................................................................................................................................ 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 0.2.1-dev-b2eff8b [2021-10-28 08:48:43,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:48:43,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:48:43,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:48:43,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:48:43,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:48:43,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:48:43,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:48:43,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:48:43,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:48:43,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:48:43,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:48:43,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:48:43,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:48:43,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:48:43,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:48:43,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:48:43,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:48:43,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:48:43,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:48:43,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:48:43,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:48:44,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:48:44,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:48:44,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:48:44,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:48:44,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:48:44,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:48:44,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:48:44,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:48:44,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:48:44,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:48:44,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:48:44,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:48:44,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:48:44,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:48:44,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:48:44,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:48:44,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:48:44,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:48:44,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:48:44,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 08:48:44,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:48:44,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:48:44,094 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:48:44,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:48:44,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:48:44,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:48:44,098 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:48:44,098 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 08:48:44,099 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 08:48:44,099 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 08:48:44,100 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 08:48:44,101 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 08:48:44,101 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 08:48:44,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:48:44,102 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:48:44,102 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:48:44,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:48:44,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:48:44,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:48:44,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 08:48:44,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 08:48:44,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 08:48:44,104 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:48:44,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:48:44,105 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 08:48:44,105 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:48:44,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 08:48:44,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:48:44,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:48:44,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:48:44,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:48:44,109 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:48:44,110 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 08:48:44,111 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_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1ece60c01802ffe7e4b4b72f8f705ac1e3e61894d5f80bb56f731333bd0d76 [2021-10-28 08:48:44,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:48:44,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:48:44,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:48:44,462 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:48:44,464 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:48:44,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/bitvector/jain_6-1.c [2021-10-28 08:48:44,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/data/5142b9a43/2827f4862ca747ddb0ed0ccdb4ff21e9/FLAG81c87ae03 [2021-10-28 08:48:45,147 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:48:45,148 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/sv-benchmarks/c/bitvector/jain_6-1.c [2021-10-28 08:48:45,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/data/5142b9a43/2827f4862ca747ddb0ed0ccdb4ff21e9/FLAG81c87ae03 [2021-10-28 08:48:45,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/data/5142b9a43/2827f4862ca747ddb0ed0ccdb4ff21e9 [2021-10-28 08:48:45,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:48:45,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:48:45,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:48:45,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:48:45,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:48:45,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f002f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45, skipping insertion in model container [2021-10-28 08:48:45,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:48:45,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:48:45,780 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/sv-benchmarks/c/bitvector/jain_6-1.c[370,383] [2021-10-28 08:48:45,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:48:45,810 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:48:45,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/sv-benchmarks/c/bitvector/jain_6-1.c[370,383] [2021-10-28 08:48:45,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:48:45,861 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:48:45,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45 WrapperNode [2021-10-28 08:48:45,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:48:45,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:48:45,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:48:45,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:48:45,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:48:45,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:48:45,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:48:45,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:48:45,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:48:45,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:48:45,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:48:45,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:48:45,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (1/1) ... [2021-10-28 08:48:45,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:48:45,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:48:45,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:48:45,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 08:48:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:48:46,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:48:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:48:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:48:46,301 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:48:46,301 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 08:48:46,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:48:46 BoogieIcfgContainer [2021-10-28 08:48:46,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:48:46,305 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 08:48:46,305 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 08:48:46,309 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 08:48:46,310 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:48:46,310 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 08:48:45" (1/3) ... [2021-10-28 08:48:46,312 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68f3e31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:48:46, skipping insertion in model container [2021-10-28 08:48:46,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:48:46,312 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:48:45" (2/3) ... [2021-10-28 08:48:46,313 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68f3e31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:48:46, skipping insertion in model container [2021-10-28 08:48:46,313 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:48:46,313 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:48:46" (3/3) ... [2021-10-28 08:48:46,315 INFO L389 chiAutomizerObserver]: Analyzing ICFG jain_6-1.c [2021-10-28 08:48:46,429 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 08:48:46,430 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 08:48:46,430 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 08:48:46,430 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 08:48:46,430 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 08:48:46,430 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 08:48:46,431 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 08:48:46,431 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 08:48:46,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:48:46,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-28 08:48:46,505 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:48:46,505 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:48:46,512 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 08:48:46,513 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:48:46,513 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 08:48:46,513 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:48:46,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-28 08:48:46,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:48:46,516 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:48:46,516 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 08:48:46,516 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:48:46,526 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(11);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 8#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, 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; 5#L7-2true [2021-10-28 08:48:46,527 INFO L793 eck$LassoCheckResult]: Loop: 5#L7-2true assume !false;main_~x~0 := main_~x~0 + 2 * main_#t~nondet7;havoc main_#t~nondet7;main_~y~0 := main_~y~0 + 4 * main_#t~nondet8;havoc main_#t~nondet8;main_~z~0 := main_~z~0 + 8 * main_#t~nondet9;havoc main_#t~nondet9;__VERIFIER_assert_#in~cond := (if 4 != (4 * main_~x~0 + 2 * main_~y~0 + main_~z~0) % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 9#L7true assume !(0 == __VERIFIER_assert_~cond); 5#L7-2true [2021-10-28 08:48:46,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:48:46,547 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-28 08:48:46,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:48:46,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14853738] [2021-10-28 08:48:46,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:48:46,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:48:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:48:46,693 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:48:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:48:46,784 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:48:46,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:48:46,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1320, now seen corresponding path program 1 times [2021-10-28 08:48:46,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:48:46,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799683936] [2021-10-28 08:48:46,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:48:46,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:48:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:48:46,853 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:48:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:48:46,888 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:48:46,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:48:46,890 INFO L85 PathProgramCache]: Analyzing trace with hash 925802, now seen corresponding path program 1 times [2021-10-28 08:48:46,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:48:46,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19683466] [2021-10-28 08:48:46,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:48:46,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:48:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:48:46,929 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:48:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:48:46,970 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:48:47,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 08:48:47 BoogieIcfgContainer [2021-10-28 08:48:47,722 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 08:48:47,723 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:48:47,723 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:48:47,723 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:48:47,724 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:48:46" (3/4) ... [2021-10-28 08:48:47,728 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-28 08:48:47,787 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:48:47,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:48:47,790 INFO L168 Benchmark]: Toolchain (without parser) took 2259.98 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 82.4 MB in the beginning and 103.6 MB in the end (delta: -21.2 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:48:47,791 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 113.2 MB. Free memory was 69.2 MB in the beginning and 69.1 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:48:47,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.11 ms. Allocated memory is still 113.2 MB. Free memory was 82.1 MB in the beginning and 88.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:48:47,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.45 ms. Allocated memory is still 113.2 MB. Free memory was 88.1 MB in the beginning and 86.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:48:47,793 INFO L168 Benchmark]: Boogie Preprocessor took 25.04 ms. Allocated memory is still 113.2 MB. Free memory was 86.7 MB in the beginning and 85.7 MB in the end (delta: 981.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:48:47,794 INFO L168 Benchmark]: RCFGBuilder took 371.35 ms. Allocated memory is still 113.2 MB. Free memory was 85.7 MB in the beginning and 76.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:48:47,795 INFO L168 Benchmark]: BuchiAutomizer took 1417.16 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 76.5 MB in the beginning and 104.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2021-10-28 08:48:47,795 INFO L168 Benchmark]: Witness Printer took 65.39 ms. Allocated memory is still 140.5 MB. Free memory was 104.9 MB in the beginning and 103.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:48:47,799 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 113.2 MB. Free memory was 69.2 MB in the beginning and 69.1 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 332.11 ms. Allocated memory is still 113.2 MB. Free memory was 82.1 MB in the beginning and 88.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.45 ms. Allocated memory is still 113.2 MB. Free memory was 88.1 MB in the beginning and 86.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.04 ms. Allocated memory is still 113.2 MB. Free memory was 86.7 MB in the beginning and 85.7 MB in the end (delta: 981.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 371.35 ms. Allocated memory is still 113.2 MB. Free memory was 85.7 MB in the beginning and 76.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 1417.16 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 76.5 MB in the beginning and 104.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. * Witness Printer took 65.39 ms. Allocated memory is still 140.5 MB. Free memory was 104.9 MB in the beginning and 103.6 MB in the end (delta: 1.3 MB). 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 into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. 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 {NULL=29178} State at position 1 is {cond=1, NULL=0, NULL=0, NULL=0, NULL=29181, NULL=0, \result=0, NULL=29179, NULL=29178, \old(cond)=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@83fdcb4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b5a6767=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32a364b1=0, NULL=0, z=0, x=0, y=0, NULL=29180} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 6]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L14] unsigned int x,y,z; [L16] x=0U [L17] y=0U [L18] z=0U Loop: [L20] COND TRUE 1 [L22] x = x +2U*__VERIFIER_nondet_uint() [L23] y = y +4U*__VERIFIER_nondet_uint() [L24] z = z +8U*__VERIFIER_nondet_uint() [L7] COND FALSE !(!(cond)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-28 08:48:47,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aefba16-94f4-4416-a47d-ea73ac576e79/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...