./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/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 ca00060f6868fe060def9860574e7b5e9fff4bf1 ..................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-01 16:57:47,158 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:57:47,159 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:57:47,166 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:57:47,166 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:57:47,167 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:57:47,167 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:57:47,168 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:57:47,169 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:57:47,169 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:57:47,170 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:57:47,170 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:57:47,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:57:47,171 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:57:47,171 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:57:47,171 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:57:47,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:57:47,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:57:47,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:57:47,175 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:57:47,175 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:57:47,176 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:57:47,177 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:57:47,177 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:57:47,177 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:57:47,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:57:47,178 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:57:47,178 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:57:47,179 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:57:47,179 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:57:47,179 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:57:47,179 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:57:47,180 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:57:47,180 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:57:47,180 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:57:47,180 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:57:47,181 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-12-01 16:57:47,187 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:57:47,187 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:57:47,188 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:57:47,188 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:57:47,188 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:57:47,188 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:57:47,189 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:57:47,189 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 16:57:47,189 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:57:47,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:57:47,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:57:47,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:57:47,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:57:47,190 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-12-01 16:57:47,190 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:57:47,190 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:57:47,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:57:47,190 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:57:47,190 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:57:47,191 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:57:47,191 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:57:47,191 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:57:47,191 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:57:47,191 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:57:47,191 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:57:47,191 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:57:47,192 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:57:47,192 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:57:47,192 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_1c27d5df-b304-4219-b201-423980bfc0db/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 -> ca00060f6868fe060def9860574e7b5e9fff4bf1 [2018-12-01 16:57:47,210 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:57:47,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:57:47,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:57:47,219 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:57:47,219 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:57:47,219 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i [2018-12-01 16:57:47,254 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/data/86907647f/ebe4857d796844e394445fe5bbe1ecd3/FLAG40c21980f [2018-12-01 16:57:47,708 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:57:47,708 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i [2018-12-01 16:57:47,713 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/data/86907647f/ebe4857d796844e394445fe5bbe1ecd3/FLAG40c21980f [2018-12-01 16:57:47,722 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/data/86907647f/ebe4857d796844e394445fe5bbe1ecd3 [2018-12-01 16:57:47,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:57:47,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:57:47,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:57:47,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:57:47,728 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:57:47,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9d2c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47, skipping insertion in model container [2018-12-01 16:57:47,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:57:47,753 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:57:47,882 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:57:47,888 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:57:47,937 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:57:47,957 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:57:47,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47 WrapperNode [2018-12-01 16:57:47,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:57:47,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:57:47,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:57:47,958 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:57:47,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:57:47,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:57:47,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:57:47,981 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:57:47,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... [2018-12-01 16:57:47,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:57:47,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:57:47,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:57:47,991 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:57:47,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:57:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/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 [2018-12-01 16:57:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:57:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 16:57:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:57:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:57:48,119 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:57:48,119 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-01 16:57:48,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:57:48 BoogieIcfgContainer [2018-12-01 16:57:48,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:57:48,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:57:48,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:57:48,126 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:57:48,127 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:57:48" (1/1) ... [2018-12-01 16:57:48,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:57:48,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:57:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-12-01 16:57:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-12-01 16:57:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-01 16:57:48,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:57:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:57:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:57:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:57:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:57:48,237 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-01 16:57:48,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:57:48 ImpRootNode [2018-12-01 16:57:48,250 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:57:48,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:57:48,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:57:48,250 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:57:48,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:57:48" (3/4) ... [2018-12-01 16:57:48,252 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 16:57:48,279 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1c27d5df-b304-4219-b201-423980bfc0db/bin-2019/ukojak/witness.graphml [2018-12-01 16:57:48,279 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:57:48,279 INFO L168 Benchmark]: Toolchain (without parser) took 555.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -105.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:57:48,280 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:57:48,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:57:48,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:57:48,282 INFO L168 Benchmark]: Boogie Preprocessor took 10.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:57:48,282 INFO L168 Benchmark]: RCFGBuilder took 128.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-01 16:57:48,283 INFO L168 Benchmark]: CodeCheck took 130.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:57:48,283 INFO L168 Benchmark]: Witness Printer took 28.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:57:48,285 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 1 procedures, 7 locations, 1 error locations. UNSAFE Result, 0.0s 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, 2 NumberOfCodeBlocks, 2 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: 332]: integer overflow possible integer overflow possible We found a FailurePath: [L332] 65536 * 32768 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 232.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 128.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 130.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 28.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...