./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-aaron3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-aaron3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e --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 d39b2e96d4b63014ac5d4370210a69d8c51b35783699f0b891ff047844c0198a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:24:19,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:24:19,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:24:19,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:24:19,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:24:19,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:24:19,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:24:19,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:24:19,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:24:19,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:24:19,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:24:19,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:24:19,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:24:19,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:24:19,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:24:19,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:24:19,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:24:19,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:24:19,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:24:19,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:24:19,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:24:19,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:24:19,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:24:19,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:24:19,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:24:19,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:24:19,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:24:19,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:24:19,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:24:19,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:24:19,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:24:19,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:24:19,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:24:19,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:24:19,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:24:19,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:24:19,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:24:19,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:24:19,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:24:19,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:24:19,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:24:19,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:24:19,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:24:19,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:24:19,789 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:24:19,789 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:24:19,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:24:19,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:24:19,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:24:19,791 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:24:19,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:24:19,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:24:19,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:24:19,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:24:19,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:24:19,793 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:24:19,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:24:19,794 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:24:19,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:24:19,794 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:24:19,794 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:24:19,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:24:19,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:24:19,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:24:19,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:24:19,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:24:19,796 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:24:19,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:24:19,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:24:19,797 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_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d39b2e96d4b63014ac5d4370210a69d8c51b35783699f0b891ff047844c0198a [2021-11-13 23:24:20,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:24:20,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:24:20,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:24:20,162 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:24:20,163 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:24:20,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-aaron3.c [2021-11-13 23:24:20,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/data/a57220fb2/0d88a152ca0945ce976d1269b2264455/FLAG632a54da7 [2021-11-13 23:24:20,737 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:24:20,737 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-aaron3.c [2021-11-13 23:24:20,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/data/a57220fb2/0d88a152ca0945ce976d1269b2264455/FLAG632a54da7 [2021-11-13 23:24:21,094 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/data/a57220fb2/0d88a152ca0945ce976d1269b2264455 [2021-11-13 23:24:21,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:24:21,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:24:21,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:24:21,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:24:21,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:24:21,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@330367d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21, skipping insertion in model container [2021-11-13 23:24:21,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:24:21,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:24:21,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:24:21,248 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:24:21,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:24:21,274 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:24:21,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21 WrapperNode [2021-11-13 23:24:21,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:24:21,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:24:21,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:24:21,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:24:21,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:24:21,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:24:21,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:24:21,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:24:21,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:24:21,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:24:21,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:24:21,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:24:21,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:24:21,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:24:21,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:24:21,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:24:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:24:21,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:24:21,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:24:21,729 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:24:21,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:21 BoogieIcfgContainer [2021-11-13 23:24:21,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:24:21,733 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:24:21,733 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:24:21,754 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:24:21,755 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:21" (1/1) ... [2021-11-13 23:24:21,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:24:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:21,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-13 23:24:21,872 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-13 23:24:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:21,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:21,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:24:21,958 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:24:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:24:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:24:21,993 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:24:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:24:22,006 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-11-13 23:24:22,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:24:22 ImpRootNode [2021-11-13 23:24:22,039 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:24:22,040 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:24:22,040 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:24:22,041 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:24:22,041 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:24:21" (3/4) ... [2021-11-13 23:24:22,050 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-13 23:24:22,086 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 23:24:22,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:24:22,087 INFO L158 Benchmark]: Toolchain (without parser) took 988.86ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 52.1MB in the end (delta: 3.1MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2021-11-13 23:24:22,088 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 92.3MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:24:22,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.15ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 46.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:24:22,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.65ms. Allocated memory is still 92.3MB. Free memory was 46.3MB in the beginning and 44.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:24:22,090 INFO L158 Benchmark]: Boogie Preprocessor took 18.63ms. Allocated memory is still 92.3MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 952.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:24:22,091 INFO L158 Benchmark]: RCFGBuilder took 404.79ms. Allocated memory is still 92.3MB. Free memory was 43.9MB in the beginning and 64.0MB in the end (delta: -20.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 23:24:22,091 INFO L158 Benchmark]: CodeCheck took 306.94ms. Allocated memory is still 92.3MB. Free memory was 64.0MB in the beginning and 53.7MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:24:22,092 INFO L158 Benchmark]: Witness Printer took 45.99ms. Allocated memory is still 92.3MB. Free memory was 53.7MB in the beginning and 52.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:24:22,096 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, 19 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 16]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int x = __VERIFIER_nondet_int(); [L13] int y = __VERIFIER_nondet_int(); [L14] int z = __VERIFIER_nondet_int(); [L15] int tx = __VERIFIER_nondet_int(); [L16] x >= y && x <= tx + z VAL [tx=1, x=0, x >= y && x <= tx + z=1, y=0, z=2147483647] [L16] tx + z VAL [tx=1, x=0, x >= y && x <= tx + z=1, y=0, z=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 92.3MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.15ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 46.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.65ms. Allocated memory is still 92.3MB. Free memory was 46.3MB in the beginning and 44.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.63ms. Allocated memory is still 92.3MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 952.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 404.79ms. Allocated memory is still 92.3MB. Free memory was 43.9MB in the beginning and 64.0MB in the end (delta: -20.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 306.94ms. Allocated memory is still 92.3MB. Free memory was 64.0MB in the beginning and 53.7MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 45.99ms. Allocated memory is still 92.3MB. Free memory was 53.7MB in the beginning and 52.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-13 23:24:22,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6730fa8-f8d1-447a-aced-ebb673eee775/bin/ukojak-2xVlg8857e/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)