./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN --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 27b7f4ca13f89942926d688f9661c8b9db8ca724ecc8df8ad72d9c1c501fca7e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:40:00,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:40:00,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:40:00,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:40:00,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:40:00,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:40:00,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:40:00,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:40:00,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:40:00,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:40:00,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:40:00,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:40:00,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:40:00,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:40:00,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:40:00,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:40:00,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:40:00,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:40:00,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:40:00,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:40:00,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:40:00,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:40:00,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:40:00,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:40:00,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:40:00,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:40:00,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:40:00,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:40:00,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:40:00,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:40:00,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:40:00,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:40:00,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:40:00,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:40:00,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:40:00,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:40:00,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:40:00,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:40:00,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:40:00,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:40:00,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:40:00,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:40:00,985 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:40:00,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:40:00,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:40:00,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:40:00,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:40:00,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:40:00,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:40:00,989 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:40:00,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:40:00,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:40:00,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:40:00,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:40:00,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:40:00,991 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:40:00,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:40:00,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:40:00,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:40:00,992 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:40:00,992 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:40:00,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:40:00,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:40:00,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:40:00,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:40:00,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:40:00,994 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:40:00,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:40:00,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:40:00,995 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_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27b7f4ca13f89942926d688f9661c8b9db8ca724ecc8df8ad72d9c1c501fca7e [2021-11-21 05:40:01,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:40:01,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:40:01,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:40:01,354 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:40:01,355 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:40:01,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i [2021-11-21 05:40:01,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/data/916d7ff02/aca3445a838449b0bc11ef1a8cbbbb13/FLAG6e1b2ff64 [2021-11-21 05:40:02,068 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:40:02,068 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i [2021-11-21 05:40:02,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/data/916d7ff02/aca3445a838449b0bc11ef1a8cbbbb13/FLAG6e1b2ff64 [2021-11-21 05:40:02,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/data/916d7ff02/aca3445a838449b0bc11ef1a8cbbbb13 [2021-11-21 05:40:02,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:40:02,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:40:02,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:40:02,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:40:02,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:40:02,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:02,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30027954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02, skipping insertion in model container [2021-11-21 05:40:02,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:02,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:40:02,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:40:02,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:40:02,834 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:40:02,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:40:02,944 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:40:02,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02 WrapperNode [2021-11-21 05:40:02,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:40:02,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:40:02,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:40:02,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:40:02,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:02,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:02,988 INFO L137 Inliner]: procedures = 109, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-21 05:40:02,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:40:02,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:40:02,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:40:02,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:40:03,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:40:03,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:40:03,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:40:03,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:40:03,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:40:02" (1/1) ... [2021-11-21 05:40:03,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:40:03,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:40:03,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:40:03,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:40:03,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:40:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:40:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:40:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:40:03,233 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:40:03,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:40:03,355 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:40:03,371 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:40:03,391 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:40:03,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:40:03 BoogieIcfgContainer [2021-11-21 05:40:03,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:40:03,395 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:40:03,395 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:40:03,407 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:40:03,423 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:40:03" (1/1) ... [2021-11-21 05:40:03,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:40:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2021-11-21 05:40:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2021-11-21 05:40:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-21 05:40:03,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:03,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:40:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2021-11-21 05:40:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2021-11-21 05:40:03,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:40:03,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:03,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 05:40:03,768 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 05:40:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 05:40:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 05:40:03,830 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 05:40:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 05:40:03,848 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2021-11-21 05:40:03,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 05:40:03 ImpRootNode [2021-11-21 05:40:03,880 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-21 05:40:03,882 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 05:40:03,882 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 05:40:03,882 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 05:40:03,883 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:40:03" (3/4) ... [2021-11-21 05:40:03,885 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-21 05:40:03,940 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/witness.graphml [2021-11-21 05:40:03,941 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 05:40:03,942 INFO L158 Benchmark]: Toolchain (without parser) took 1551.47ms. Allocated memory was 104.9MB in the beginning and 155.2MB in the end (delta: 50.3MB). Free memory was 75.3MB in the beginning and 131.6MB in the end (delta: -56.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2021-11-21 05:40:03,943 INFO L158 Benchmark]: CDTParser took 1.53ms. Allocated memory is still 104.9MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:40:03,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.94ms. Allocated memory is still 104.9MB. Free memory was 75.0MB in the beginning and 76.3MB in the end (delta: -1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 05:40:03,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.48ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 74.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:40:03,951 INFO L158 Benchmark]: Boogie Preprocessor took 27.72ms. Allocated memory is still 104.9MB. Free memory was 74.6MB in the beginning and 73.8MB in the end (delta: 804.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:40:03,952 INFO L158 Benchmark]: RCFGBuilder took 373.75ms. Allocated memory is still 104.9MB. Free memory was 73.8MB in the beginning and 64.9MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:40:03,953 INFO L158 Benchmark]: CodeCheck took 484.97ms. Allocated memory is still 104.9MB. Free memory was 64.9MB in the beginning and 51.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 05:40:03,953 INFO L158 Benchmark]: Witness Printer took 58.90ms. Allocated memory was 104.9MB in the beginning and 155.2MB in the end (delta: 50.3MB). Free memory was 51.5MB in the beginning and 131.6MB in the end (delta: -80.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-21 05:40:03,962 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, 10 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - CounterExampleResult [Line: 333]: integer overflow possible integer overflow possible We found a FailurePath: [L332] int minInt = -2147483647 - 1; VAL [minInt=-2147483648] [L333] minInt + -1 VAL [minInt=-2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53ms. Allocated memory is still 104.9MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.94ms. Allocated memory is still 104.9MB. Free memory was 75.0MB in the beginning and 76.3MB in the end (delta: -1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.48ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 74.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.72ms. Allocated memory is still 104.9MB. Free memory was 74.6MB in the beginning and 73.8MB in the end (delta: 804.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 373.75ms. Allocated memory is still 104.9MB. Free memory was 73.8MB in the beginning and 64.9MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 484.97ms. Allocated memory is still 104.9MB. Free memory was 64.9MB in the beginning and 51.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 58.90ms. Allocated memory was 104.9MB in the beginning and 155.2MB in the end (delta: 50.3MB). Free memory was 51.5MB in the beginning and 131.6MB in the end (delta: -80.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-21 05:40:04,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8d40d3-3f24-4db5-a7db-aa694e53db88/bin/ukojak-vF6T2TMglN/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)