./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL --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 efdefce34cf14810e5ec1d77e1f554e2bed3f5bebae91d0e56823b49df9d7d1a --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:08:02,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:08:02,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:08:02,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:08:02,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:08:02,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:08:02,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:08:02,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:08:02,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:08:02,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:08:02,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:08:02,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:08:02,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:08:02,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:08:02,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:08:02,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:08:02,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:08:02,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:08:02,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:08:02,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:08:02,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:08:02,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:08:02,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:08:02,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:08:02,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:08:02,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:08:02,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:08:02,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:08:02,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:08:02,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:08:02,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:08:02,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:08:02,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:08:02,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:08:02,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:08:02,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:08:02,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:08:02,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:08:02,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:08:02,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:08:02,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:08:02,306 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 07:08:02,340 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:08:02,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:08:02,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:08:02,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:08:02,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:08:02,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:08:02,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:08:02,346 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:08:02,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:08:02,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:08:02,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:08:02,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:08:02,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:08:02,349 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:08:02,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:08:02,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:08:02,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:08:02,351 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:08:02,351 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:08:02,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:08:02,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:08:02,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:08:02,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:08:02,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:08:02,354 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:08:02,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:08:02,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:08:02,355 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_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efdefce34cf14810e5ec1d77e1f554e2bed3f5bebae91d0e56823b49df9d7d1a [2021-11-25 07:08:02,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:08:02,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:08:02,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:08:02,724 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:08:02,725 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:08:02,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2021-11-25 07:08:02,805 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/data/bc19388eb/ba20bdb12d5d4b46a94f3cfa5247c8b6/FLAGa7d91034f [2021-11-25 07:08:03,419 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:08:03,420 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2021-11-25 07:08:03,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/data/bc19388eb/ba20bdb12d5d4b46a94f3cfa5247c8b6/FLAGa7d91034f [2021-11-25 07:08:03,731 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/data/bc19388eb/ba20bdb12d5d4b46a94f3cfa5247c8b6 [2021-11-25 07:08:03,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:08:03,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:08:03,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:08:03,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:08:03,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:08:03,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:08:03" (1/1) ... [2021-11-25 07:08:03,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df4a38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:03, skipping insertion in model container [2021-11-25 07:08:03,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:08:03" (1/1) ... [2021-11-25 07:08:03,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:08:03,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:08:04,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:08:04,181 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:08:04,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:08:04,271 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:08:04,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04 WrapperNode [2021-11-25 07:08:04,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:08:04,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:08:04,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:08:04,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:08:04,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,326 INFO L137 Inliner]: procedures = 109, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2021-11-25 07:08:04,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:08:04,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:08:04,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:08:04,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:08:04,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:08:04,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:08:04,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:08:04,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:08:04,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:08:04,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:08:04,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:08:04,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:08:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:08:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:08:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:08:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:08:04,630 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:08:04,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:08:04,689 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:08:04,710 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:08:04,710 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:08:04,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:08:04 BoogieIcfgContainer [2021-11-25 07:08:04,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:08:04,719 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:08:04,720 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:08:04,733 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:08:04,733 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:08:04" (1/1) ... [2021-11-25 07:08:04,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:08:04,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1 states to 2 states and 1 transitions. [2021-11-25 07:08:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states and 1 transitions. [2021-11-25 07:08:04,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 07:08:04,827 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-11-25 07:08:04,837 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-11-25 07:08:04,853 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:08:04,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 07:08:04 ImpRootNode [2021-11-25 07:08:04,859 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 07:08:04,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 07:08:04,860 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 07:08:04,861 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 07:08:04,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:08:04" (3/4) ... [2021-11-25 07:08:04,865 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 07:08:04,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-25 07:08:04,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-25 07:08:04,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 07:08:04,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 07:08:04,905 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 07:08:04,906 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 07:08:04,908 INFO L158 Benchmark]: Toolchain (without parser) took 1170.36ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 59.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 07:08:04,908 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 107.0MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:08:04,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.03ms. Allocated memory is still 107.0MB. Free memory was 66.9MB in the beginning and 78.3MB in the end (delta: -11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:08:04,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.29ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 76.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:08:04,912 INFO L158 Benchmark]: Boogie Preprocessor took 45.44ms. Allocated memory is still 107.0MB. Free memory was 76.6MB in the beginning and 75.7MB in the end (delta: 977.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:08:04,913 INFO L158 Benchmark]: RCFGBuilder took 341.53ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 67.0MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:08:04,915 INFO L158 Benchmark]: CodeCheck took 139.72ms. Allocated memory is still 107.0MB. Free memory was 67.0MB in the beginning and 62.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 07:08:04,916 INFO L158 Benchmark]: Witness Printer took 46.47ms. Allocated memory is still 107.0MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:08:04,919 INFO L339 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, 2 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , 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, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 107.0MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.03ms. Allocated memory is still 107.0MB. Free memory was 66.9MB in the beginning and 78.3MB in the end (delta: -11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.29ms. Allocated memory is still 107.0MB. Free memory was 78.3MB in the beginning and 76.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.44ms. Allocated memory is still 107.0MB. Free memory was 76.6MB in the beginning and 75.7MB in the end (delta: 977.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.53ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 67.0MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 139.72ms. Allocated memory is still 107.0MB. Free memory was 67.0MB in the beginning and 62.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 46.47ms. Allocated memory is still 107.0MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-25 07:08:04,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685eab75-b448-4257-a72a-a82b6cf96f13/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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