./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e46599cdd85639b9d4a8eaf66215c6418707303896e184d9908fd70e8cc1cd60 ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:22:04,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:22:04,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:22:04,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:22:04,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:22:04,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:22:04,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:22:04,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:22:04,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:22:04,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:22:04,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:22:04,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:22:04,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:22:04,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:22:04,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:22:04,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:22:04,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:22:04,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:22:04,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:22:04,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:22:04,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:22:04,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:22:04,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:22:04,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:22:04,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:22:04,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:22:04,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:22:04,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:22:04,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:22:04,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:22:04,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:22:04,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:22:04,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:22:04,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:22:04,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:22:04,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:22:04,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:22:04,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:22:04,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:22:04,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:22:04,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:22:04,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-21 19:22:04,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:22:04,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:22:04,400 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:22:04,400 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:22:04,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:22:04,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:22:04,402 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:22:04,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:22:04,402 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:22:04,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:22:04,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:22:04,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:22:04,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:22:04,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:22:04,404 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-21 19:22:04,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:22:04,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:22:04,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:22:04,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:22:04,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:22:04,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:22:04,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:22:04,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:22:04,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:22:04,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:22:04,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:22:04,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:22:04,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:22:04,407 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:22:04,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e46599cdd85639b9d4a8eaf66215c6418707303896e184d9908fd70e8cc1cd60 [2021-10-21 19:22:04,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:22:04,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:22:04,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:22:04,692 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:22:04,693 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:22:04,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication-1.i [2021-10-21 19:22:04,770 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/data/b845e539a/d91ac28cc6c34273915b260d2852cf8d/FLAG60061dfdb [2021-10-21 19:22:05,234 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:22:05,235 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/sv-benchmarks/c/signedintegeroverflow-regression/Multiplication-1.i [2021-10-21 19:22:05,246 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/data/b845e539a/d91ac28cc6c34273915b260d2852cf8d/FLAG60061dfdb [2021-10-21 19:22:05,588 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/data/b845e539a/d91ac28cc6c34273915b260d2852cf8d [2021-10-21 19:22:05,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:22:05,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:22:05,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:22:05,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:22:05,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:22:05,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:05,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@489bb8c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05, skipping insertion in model container [2021-10-21 19:22:05,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:05,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:22:05,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:22:05,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:22:05,895 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:22:05,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:22:05,980 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:22:05,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05 WrapperNode [2021-10-21 19:22:05,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:22:05,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:22:05,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:22:05,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:22:05,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:05,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:22:06,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:22:06,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:22:06,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:22:06,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:22:06,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:22:06,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:22:06,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:22:06,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (1/1) ... [2021-10-21 19:22:06,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:22:06,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:22:06,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:22:06,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:22:06,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:22:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:22:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:22:06,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:22:06,319 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:22:06,320 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 19:22:06,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:22:06 BoogieIcfgContainer [2021-10-21 19:22:06,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:22:06,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:22:06,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:22:06,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:22:06,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:22:05" (1/3) ... [2021-10-21 19:22:06,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71176141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:22:06, skipping insertion in model container [2021-10-21 19:22:06,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:22:05" (2/3) ... [2021-10-21 19:22:06,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71176141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:22:06, skipping insertion in model container [2021-10-21 19:22:06,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:22:06" (3/3) ... [2021-10-21 19:22:06,337 INFO L111 eAbstractionObserver]: Analyzing ICFG Multiplication-1.i [2021-10-21 19:22:06,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:22:06,348 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-21 19:22:06,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71176141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:22:06, skipping insertion in model container [2021-10-21 19:22:06,349 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:22:06,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:22:06,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:22:06,351 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:22:06,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:22:06" (3/3) ... [2021-10-21 19:22:06,356 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:22:06,370 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-21 19:22:06,370 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 19:22:06,370 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:22:06,371 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:22:06,397 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:22:06,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:22:06,399 INFO L168 Benchmark]: Toolchain (without parser) took 806.56 ms. Allocated memory is still 102.8 MB. Free memory was 60.6 MB in the beginning and 58.0 MB in the end (delta: 2.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:22:06,400 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 77.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:22:06,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.80 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 72.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:22:06,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.37 ms. Allocated memory is still 102.8 MB. Free memory was 72.6 MB in the beginning and 70.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:22:06,402 INFO L168 Benchmark]: Boogie Preprocessor took 18.81 ms. Allocated memory is still 102.8 MB. Free memory was 70.8 MB in the beginning and 69.9 MB in the end (delta: 895.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:22:06,403 INFO L168 Benchmark]: RCFGBuilder took 285.11 ms. Allocated memory is still 102.8 MB. Free memory was 69.9 MB in the beginning and 61.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:22:06,404 INFO L168 Benchmark]: TraceAbstraction took 25.86 ms. Allocated memory is still 102.8 MB. Free memory was 61.3 MB in the beginning and 60.4 MB in the end (delta: 904.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:22:06,404 INFO L168 Benchmark]: Witness Printer took 47.22 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 58.0 MB in the end (delta: 2.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:22:06,408 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 77.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 377.80 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 72.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.37 ms. Allocated memory is still 102.8 MB. Free memory was 72.6 MB in the beginning and 70.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.81 ms. Allocated memory is still 102.8 MB. Free memory was 70.8 MB in the beginning and 69.9 MB in the end (delta: 895.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 285.11 ms. Allocated memory is still 102.8 MB. Free memory was 69.9 MB in the beginning and 61.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25.86 ms. Allocated memory is still 102.8 MB. Free memory was 61.3 MB in the beginning and 60.4 MB in the end (delta: 904.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 47.22 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 58.0 MB in the end (delta: 2.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-21 19:22:06,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8d30c6-67ab-45dc-83a4-83f17c05c84c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...