./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex3_false-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex3_false-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5acc2aa1430881b160e5f11e4b9716f258fd6460 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:39:24,741 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:39:24,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:39:24,749 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:39:24,750 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:39:24,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:39:24,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:39:24,752 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:39:24,754 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:39:24,754 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:39:24,755 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:39:24,755 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:39:24,756 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:39:24,756 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:39:24,757 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:39:24,758 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:39:24,758 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:39:24,760 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:39:24,761 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:39:24,762 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:39:24,763 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:39:24,764 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:39:24,766 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:39:24,766 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:39:24,766 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:39:24,767 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:39:24,768 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:39:24,768 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:39:24,769 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:39:24,770 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:39:24,770 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:39:24,771 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:39:24,771 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:39:24,771 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:39:24,772 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:39:24,772 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:39:24,772 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-09 22:39:24,783 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:39:24,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:39:24,784 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:39:24,784 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:39:24,784 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:39:24,785 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:39:24,785 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:39:24,786 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-09 22:39:24,787 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:39:24,787 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:39:24,787 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 22:39:24,787 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 22:39:24,787 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:39:24,787 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:39:24,788 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 22:39:24,788 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:39:24,788 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:39:24,788 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:39:24,788 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 22:39:24,788 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:39:24,788 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 22:39:24,789 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak 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(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5acc2aa1430881b160e5f11e4b9716f258fd6460 [2018-11-09 22:39:24,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:39:24,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:39:24,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:39:24,830 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:39:24,830 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:39:24,831 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex3_false-no-overflow.c [2018-11-09 22:39:24,875 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/data/175847fb7/0d4c9e524bdd4e448b2bab3379be5be8/FLAGaf804c241 [2018-11-09 22:39:25,213 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:39:25,213 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/sv-benchmarks/c/termination-crafted-lit/LeeJonesBen-Amram-POPL2001-Ex3_false-no-overflow.c [2018-11-09 22:39:25,217 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/data/175847fb7/0d4c9e524bdd4e448b2bab3379be5be8/FLAGaf804c241 [2018-11-09 22:39:25,230 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/data/175847fb7/0d4c9e524bdd4e448b2bab3379be5be8 [2018-11-09 22:39:25,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:39:25,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 22:39:25,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:39:25,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:39:25,237 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:39:25,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236dc686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25, skipping insertion in model container [2018-11-09 22:39:25,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:39:25,263 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:39:25,393 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:39:25,395 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:39:25,405 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:39:25,414 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:39:25,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25 WrapperNode [2018-11-09 22:39:25,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:39:25,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 22:39:25,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 22:39:25,415 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 22:39:25,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 22:39:25,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:39:25,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:39:25,436 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:39:25,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:39:25,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:39:25,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:39:25,447 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:39:25,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:39:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 22:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure a [2018-11-09 22:39:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure a [2018-11-09 22:39:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:39:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:39:25,675 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:39:25,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:39:25 BoogieIcfgContainer [2018-11-09 22:39:25,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:39:25,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 22:39:25,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 22:39:25,683 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 22:39:25,683 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:39:25" (1/1) ... [2018-11-09 22:39:25,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:39:25,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:39:25,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2018-11-09 22:39:25,720 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-11-09 22:39:25,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-09 22:39:25,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:39:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:39:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:39:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:39:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:39:25,814 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-09 22:39:25,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 10:39:25 ImpRootNode [2018-11-09 22:39:25,832 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 22:39:25,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:39:25,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:39:25,832 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:39:25,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:39:25" (3/4) ... [2018-11-09 22:39:25,834 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-09 22:39:25,859 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_76f46d1d-fe82-4e82-888d-714e257ef762/bin-2019/ukojak/witness.graphml [2018-11-09 22:39:25,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:39:25,860 INFO L168 Benchmark]: Toolchain (without parser) took 627.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:39:25,861 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:39:25,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.20 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-09 22:39:25,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.32 ms. Allocated memory is still 1.0 GB. Free memory is still 948.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:39:25,862 INFO L168 Benchmark]: Boogie Preprocessor took 10.14 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:39:25,863 INFO L168 Benchmark]: RCFGBuilder took 229.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-09 22:39:25,864 INFO L168 Benchmark]: CodeCheck took 156.30 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-09 22:39:25,864 INFO L168 Benchmark]: Witness Printer took 27.31 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. [2018-11-09 22:39:25,867 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 36 locations, 8 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 14]: integer overflow possible integer overflow possible We found a FailurePath: [L25] int m = __VERIFIER_nondet_int(); [L26] int n = __VERIFIER_nondet_int(); [L27] COND TRUE m >= 0 && n >= 0 [L28] CALL a(m,n) VAL [\old(m)=0, \old(n)=2147483647] [L13] COND TRUE m <= 0 VAL [\old(m)=0, \old(n)=2147483647, m=0, n=2147483647] [L14] n + 1 VAL [\old(m)=0, \old(n)=2147483647, m=0, n=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 180.20 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.32 ms. Allocated memory is still 1.0 GB. Free memory is still 948.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.14 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 229.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 156.30 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Witness Printer took 27.31 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. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...