./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/jain_7-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/jain_7-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/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 71c6fa4c5cc7bb8e1a8b3462db137d2c7d5249aa ..................................................................................................................................................................................................................................................................... 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 0.1.24-678e011 [2019-11-20 03:54:23,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:54:23,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:54:23,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:54:23,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:54:23,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:54:23,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:54:23,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:54:23,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:54:23,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:54:23,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:54:23,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:54:23,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:54:23,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:54:23,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:54:23,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:54:23,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:54:23,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:54:23,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:54:23,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:54:23,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:54:23,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:54:23,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:54:23,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:54:23,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:54:23,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:54:23,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:54:23,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:54:23,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:54:23,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:54:23,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:54:23,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:54:23,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:54:23,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:54:23,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:54:23,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:54:23,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:54:23,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:54:23,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:54:23,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:54:23,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:54:23,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 03:54:23,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:54:23,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:54:23,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:54:23,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:54:23,415 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:54:23,415 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 03:54:23,415 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 03:54:23,415 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 03:54:23,415 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 03:54:23,416 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 03:54:23,416 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 03:54:23,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:54:23,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:54:23,416 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:54:23,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:54:23,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:54:23,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:54:23,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 03:54:23,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 03:54:23,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 03:54:23,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:54:23,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:54:23,418 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 03:54:23,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:54:23,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 03:54:23,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:54:23,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:54:23,419 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 03:54:23,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:54:23,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:54:23,420 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 03:54:23,421 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 03:54:23,421 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_98eaf42e-6988-4fea-9b8e-846a4b8b811f/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 -> 71c6fa4c5cc7bb8e1a8b3462db137d2c7d5249aa [2019-11-20 03:54:23,612 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:54:23,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:54:23,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:54:23,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:54:23,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:54:23,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/../../sv-benchmarks/c/bitvector/jain_7-2.c [2019-11-20 03:54:23,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/data/86bfa3dbe/88c60386d9ab4d77ac2262962071f78a/FLAGe0b06d5ac [2019-11-20 03:54:24,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:54:24,097 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/sv-benchmarks/c/bitvector/jain_7-2.c [2019-11-20 03:54:24,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/data/86bfa3dbe/88c60386d9ab4d77ac2262962071f78a/FLAGe0b06d5ac [2019-11-20 03:54:24,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/data/86bfa3dbe/88c60386d9ab4d77ac2262962071f78a [2019-11-20 03:54:24,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:54:24,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:54:24,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:54:24,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:54:24,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:54:24,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1d3fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24, skipping insertion in model container [2019-11-20 03:54:24,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,560 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:54:24,578 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:54:24,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:54:24,728 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:54:24,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:54:24,824 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:54:24,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24 WrapperNode [2019-11-20 03:54:24,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:54:24,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:54:24,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:54:24,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:54:24,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:54:24,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:54:24,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:54:24,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:54:24,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... [2019-11-20 03:54:24,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:54:24,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:54:24,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:54:24,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:54:24,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/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 [2019-11-20 03:54:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:54:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:54:25,074 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:54:25,075 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 03:54:25,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:54:25 BoogieIcfgContainer [2019-11-20 03:54:25,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:54:25,077 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 03:54:25,077 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 03:54:25,080 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 03:54:25,081 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:54:25,081 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 03:54:24" (1/3) ... [2019-11-20 03:54:25,082 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@95b3a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:54:25, skipping insertion in model container [2019-11-20 03:54:25,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:54:25,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:24" (2/3) ... [2019-11-20 03:54:25,083 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@95b3a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:54:25, skipping insertion in model container [2019-11-20 03:54:25,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:54:25,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:54:25" (3/3) ... [2019-11-20 03:54:25,085 INFO L371 chiAutomizerObserver]: Analyzing ICFG jain_7-2.c [2019-11-20 03:54:25,130 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 03:54:25,130 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 03:54:25,130 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 03:54:25,130 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:54:25,130 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:54:25,130 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 03:54:25,130 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:54:25,131 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 03:54:25,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-20 03:54:25,164 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 03:54:25,164 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:54:25,164 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:54:25,168 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 03:54:25,169 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:54:25,169 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 03:54:25,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-20 03:54:25,170 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 03:54:25,170 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:54:25,170 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:54:25,170 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 03:54:25,170 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:54:25,176 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_~x~0, main_~y~0, main_~z~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;main_~x~0 := 0;main_~y~0 := 0;main_~z~0 := 0; 9#L5-2true [2019-11-20 03:54:25,176 INFO L796 eck$LassoCheckResult]: Loop: 9#L5-2true assume !false;main_~x~0 := main_~x~0 + 1048576 * main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~y~0 + 2097152 * main_#t~nondet1;havoc main_#t~nondet1;main_~z~0 := main_~z~0 + 4194304 * main_#t~nondet2;havoc main_#t~nondet2;__VERIFIER_assert_#in~cond := (if 1048576 != (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; 4#L5true assume !(0 == __VERIFIER_assert_~cond); 9#L5-2true [2019-11-20 03:54:25,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:54:25,181 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-20 03:54:25,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:54:25,187 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749771336] [2019-11-20 03:54:25,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:54:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:54:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:54:25,270 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:54:25,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:54:25,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2019-11-20 03:54:25,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:54:25,272 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270121194] [2019-11-20 03:54:25,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:54:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:54:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:54:25,316 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:54:25,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:54:25,317 INFO L82 PathProgramCache]: Analyzing trace with hash 31079, now seen corresponding path program 1 times [2019-11-20 03:54:25,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:54:25,318 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480755811] [2019-11-20 03:54:25,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:54:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:54:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:54:25,345 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:54:25,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 03:54:25 BoogieIcfgContainer [2019-11-20 03:54:25,529 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 03:54:25,530 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:54:25,530 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:54:25,530 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:54:25,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:54:25" (3/4) ... [2019-11-20 03:54:25,533 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-20 03:54:25,565 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_98eaf42e-6988-4fea-9b8e-846a4b8b811f/bin/uautomizer/witness.graphml [2019-11-20 03:54:25,565 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:54:25,567 INFO L168 Benchmark]: Toolchain (without parser) took 1020.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:54:25,568 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:54:25,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:54:25,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.06 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. [2019-11-20 03:54:25,569 INFO L168 Benchmark]: Boogie Preprocessor took 15.74 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. [2019-11-20 03:54:25,570 INFO L168 Benchmark]: RCFGBuilder took 202.46 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: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:54:25,570 INFO L168 Benchmark]: BuchiAutomizer took 452.75 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:54:25,571 INFO L168 Benchmark]: Witness Printer took 35.53 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. [2019-11-20 03:54:25,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 280.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.06 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 15.74 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 202.46 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: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 452.75 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 35.53 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@a237e36=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d3b068a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ec90a94=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 +1048576U*__VERIFIER_nondet_uint() [L21] y = y +2097152U*__VERIFIER_nondet_uint() [L22] z = z +4194304U*__VERIFIER_nondet_uint() [L5] COND FALSE !(!(cond)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...