./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ --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 efdefce34cf14810e5ec1d77e1f554e2bed3f5bebae91d0e56823b49df9d7d1a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:12:43,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:12:43,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:12:43,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:12:43,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:12:43,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:12:43,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:12:43,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:12:43,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:12:43,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:12:43,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:12:43,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:12:43,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:12:43,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:12:43,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:12:43,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:12:43,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:12:43,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:12:43,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:12:43,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:12:43,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:12:43,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:12:43,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:12:43,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:12:43,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:12:43,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:12:43,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:12:43,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:12:43,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:12:43,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:12:43,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:12:43,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:12:43,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:12:43,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:12:43,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:12:43,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:12:43,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:12:43,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:12:43,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:12:43,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:12:43,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:12:43,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-10-17 10:12:43,481 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:12:43,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:12:43,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:12:43,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:12:43,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:12:43,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:12:43,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:12:43,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:12:43,485 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:12:43,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:12:43,486 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:12:43,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:12:43,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:12:43,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:12:43,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:12:43,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:12:43,488 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 10:12:43,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:12:43,488 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:12:43,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:12:43,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:12:43,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:12:43,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:12:43,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:12:43,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:12:43,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:12:43,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:12:43,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:12:43,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:12:43,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:12:43,491 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_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efdefce34cf14810e5ec1d77e1f554e2bed3f5bebae91d0e56823b49df9d7d1a [2022-10-17 10:12:43,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:12:43,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:12:43,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:12:43,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:12:43,849 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:12:43,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2022-10-17 10:12:43,917 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/data/341a99cbb/a8ad9822fad84731a6e4d1512415a2e5/FLAG3c2398f34 [2022-10-17 10:12:44,469 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:12:44,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2022-10-17 10:12:44,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/data/341a99cbb/a8ad9822fad84731a6e4d1512415a2e5/FLAG3c2398f34 [2022-10-17 10:12:44,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/data/341a99cbb/a8ad9822fad84731a6e4d1512415a2e5 [2022-10-17 10:12:44,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:12:44,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:12:44,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:12:44,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:12:44,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:12:44,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:12:44" (1/1) ... [2022-10-17 10:12:44,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad49ff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:44, skipping insertion in model container [2022-10-17 10:12:44,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:12:44" (1/1) ... [2022-10-17 10:12:44,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:12:44,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:12:45,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:12:45,186 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:12:45,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:12:45,256 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:12:45,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45 WrapperNode [2022-10-17 10:12:45,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:12:45,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:12:45,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:12:45,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:12:45,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,296 INFO L138 Inliner]: procedures = 109, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2022-10-17 10:12:45,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:12:45,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:12:45,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:12:45,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:12:45,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,315 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:12:45,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:12:45,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:12:45,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:12:45,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (1/1) ... [2022-10-17 10:12:45,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:12:45,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:12:45,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:12:45,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:12:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:12:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:12:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:12:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:12:45,498 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:12:45,501 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:12:45,602 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:12:45,609 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:12:45,610 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:12:45,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:12:45 BoogieIcfgContainer [2022-10-17 10:12:45,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:12:45,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:12:45,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:12:45,623 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:12:45,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:12:44" (1/3) ... [2022-10-17 10:12:45,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fa2912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:12:45, skipping insertion in model container [2022-10-17 10:12:45,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:45" (2/3) ... [2022-10-17 10:12:45,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fa2912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:12:45, skipping insertion in model container [2022-10-17 10:12:45,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:12:45" (3/3) ... [2022-10-17 10:12:45,627 INFO L112 eAbstractionObserver]: Analyzing ICFG NoNegativeIntegerConstant.i [2022-10-17 10:12:45,654 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:12:45,654 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-17 10:12:45,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25fa2912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:12:45, skipping insertion in model container [2022-10-17 10:12:45,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:12:45,657 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:12:45,657 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:12:45,658 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:12:45,658 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:12:45" (3/3) ... [2022-10-17 10:12:45,663 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 10:12:45,676 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-10-17 10:12:45,677 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 10:12:45,677 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 10:12:45,677 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:12:45,723 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:12:45,723 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:12:45,727 INFO L158 Benchmark]: Toolchain (without parser) took 931.74ms. Allocated memory is still 104.9MB. Free memory was 84.4MB in the beginning and 60.2MB in the end (delta: 24.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-10-17 10:12:45,728 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:12:45,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.85ms. Allocated memory is still 104.9MB. Free memory was 84.1MB in the beginning and 76.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:12:45,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.92ms. Allocated memory is still 104.9MB. Free memory was 76.2MB in the beginning and 74.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:12:45,731 INFO L158 Benchmark]: Boogie Preprocessor took 19.41ms. Allocated memory is still 104.9MB. Free memory was 74.9MB in the beginning and 73.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:12:45,733 INFO L158 Benchmark]: RCFGBuilder took 294.53ms. Allocated memory is still 104.9MB. Free memory was 73.8MB in the beginning and 65.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:12:45,740 INFO L158 Benchmark]: TraceAbstraction took 39.77ms. Allocated memory is still 104.9MB. Free memory was 64.4MB in the beginning and 62.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:12:45,741 INFO L158 Benchmark]: Witness Printer took 66.40ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 60.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:12:45,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.85ms. Allocated memory is still 104.9MB. Free memory was 84.1MB in the beginning and 76.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.92ms. Allocated memory is still 104.9MB. Free memory was 76.2MB in the beginning and 74.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.41ms. Allocated memory is still 104.9MB. Free memory was 74.9MB in the beginning and 73.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 294.53ms. Allocated memory is still 104.9MB. Free memory was 73.8MB in the beginning and 65.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 39.77ms. Allocated memory is still 104.9MB. Free memory was 64.4MB in the beginning and 62.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 66.40ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 60.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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! [2022-10-17 10:12:45,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4ea2da-f200-4288-90b1-9c9a265c5c28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE