./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY --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 f75d3b0df88aa6cba3575b396148d07555139dde ............................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:45:58,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:45:58,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:45:58,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:45:58,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:45:58,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:45:58,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:45:58,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:45:58,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:45:58,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:45:58,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:45:58,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:45:58,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:45:58,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:45:58,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:45:58,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:45:58,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:45:58,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:45:58,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:45:58,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:45:58,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:45:58,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:45:58,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:45:58,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:45:58,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:45:58,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:45:58,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:45:58,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:45:58,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:45:58,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:45:58,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:45:58,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:45:58,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:45:58,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:45:58,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:45:58,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:45:58,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:45:58,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:45:58,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:45:58,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:45:58,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:45:58,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 03:45:58,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:45:58,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:45:58,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:45:58,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:45:58,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:45:58,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:45:58,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:45:58,503 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 03:45:58,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:45:58,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:45:58,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:45:58,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:45:58,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:45:58,512 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 03:45:58,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:45:58,513 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:45:58,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:45:58,513 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:45:58,514 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:45:58,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:45:58,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:45:58,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:45:58,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:45:58,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:45:58,515 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:45:58,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:45:58,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:45:58,516 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_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f75d3b0df88aa6cba3575b396148d07555139dde [2021-10-13 03:45:58,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:45:58,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:45:58,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:45:58,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:45:58,872 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:45:58,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c [2021-10-13 03:45:58,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/data/f9d2c4946/e040877311f64750846604bbc9e8d4e3/FLAGe8c241a97 [2021-10-13 03:45:59,567 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:45:59,568 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c [2021-10-13 03:45:59,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/data/f9d2c4946/e040877311f64750846604bbc9e8d4e3/FLAGe8c241a97 [2021-10-13 03:45:59,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/data/f9d2c4946/e040877311f64750846604bbc9e8d4e3 [2021-10-13 03:45:59,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:45:59,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:45:59,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:45:59,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:45:59,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:45:59,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:45:59" (1/1) ... [2021-10-13 03:45:59,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9b377f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:45:59, skipping insertion in model container [2021-10-13 03:45:59,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:45:59" (1/1) ... [2021-10-13 03:45:59,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:45:59,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:46:00,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:46:00,235 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:46:00,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:46:00,264 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:46:00,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00 WrapperNode [2021-10-13 03:46:00,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:46:00,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:46:00,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:46:00,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:46:00,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:46:00,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:46:00,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:46:00,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:46:00,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:46:00,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:46:00,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:46:00,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:46:00,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,333 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:46:00,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:46:00,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:46:00,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:46:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:46:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:46:00,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:46:00,712 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 03:46:00,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:46:00 BoogieIcfgContainer [2021-10-13 03:46:00,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:46:00,716 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:46:00,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:46:00,728 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:46:00,744 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:46:00" (1/1) ... [2021-10-13 03:46:00,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:46:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:46:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2021-10-13 03:46:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2021-10-13 03:46:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 03:46:00,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:46:00,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:46:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:46:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:46:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:46:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2021-10-13 03:46:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2021-10-13 03:46:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 03:46:01,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:46:01,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:46:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:46:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:46:01,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:46:01,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2021-10-13 03:46:01,246 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-10-13 03:46:01,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 03:46:01,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:46:01,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:46:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:46:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:46:01,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:46:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-10-13 03:46:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-10-13 03:46:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 03:46:01,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:46:01,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:46:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:46:01,674 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:46:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:46:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:46:01,753 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:46:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:46:01,771 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2021-10-13 03:46:01,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:46:01 ImpRootNode [2021-10-13 03:46:01,799 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:46:01,800 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:46:01,800 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:46:01,800 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:46:01,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:46:00" (3/4) ... [2021-10-13 03:46:01,803 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 03:46:01,859 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:46:01,859 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:46:01,861 INFO L168 Benchmark]: Toolchain (without parser) took 1918.77 ms. Allocated memory is still 113.2 MB. Free memory was 76.3 MB in the beginning and 49.2 MB in the end (delta: 27.1 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. [2021-10-13 03:46:01,862 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 113.2 MB. Free memory was 92.6 MB in the beginning and 92.6 MB in the end (delta: 68.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:46:01,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.68 ms. Allocated memory is still 113.2 MB. Free memory was 76.0 MB in the beginning and 89.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:46:01,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.63 ms. Allocated memory is still 113.2 MB. Free memory was 89.7 MB in the beginning and 88.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:46:01,864 INFO L168 Benchmark]: Boogie Preprocessor took 20.20 ms. Allocated memory is still 113.2 MB. Free memory was 88.6 MB in the beginning and 87.7 MB in the end (delta: 915.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:46:01,865 INFO L168 Benchmark]: RCFGBuilder took 392.36 ms. Allocated memory is still 113.2 MB. Free memory was 87.7 MB in the beginning and 78.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:46:01,866 INFO L168 Benchmark]: CodeCheck took 1082.96 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 50.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 03:46:01,866 INFO L168 Benchmark]: Witness Printer took 59.55 ms. Allocated memory is still 113.2 MB. Free memory was 50.7 MB in the beginning and 49.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:46:01,870 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, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1006.2ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 16 SDtfs, 20 SDslu, 8 SDs, 0 SdLazy, 124 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 126.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 372.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 15.2ms SsaConstructionTime, 75.6ms SatisfiabilityAnalysisTime, 170.6ms InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 23]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int i, j, k, tmp; [L15] i = __VERIFIER_nondet_int() [L16] j = __VERIFIER_nondet_int() [L17] k = __VERIFIER_nondet_int() [L18] tmp = __VERIFIER_nondet_int() [L19] COND TRUE i <= 100 && j <= k [L20] tmp = i [L21] i = j [L22] EXPR tmp + 1 [L22] j = tmp + 1 [L23] k - 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 113.2 MB. Free memory was 92.6 MB in the beginning and 92.6 MB in the end (delta: 68.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 315.68 ms. Allocated memory is still 113.2 MB. Free memory was 76.0 MB in the beginning and 89.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.63 ms. Allocated memory is still 113.2 MB. Free memory was 89.7 MB in the beginning and 88.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.20 ms. Allocated memory is still 113.2 MB. Free memory was 88.6 MB in the beginning and 87.7 MB in the end (delta: 915.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 392.36 ms. Allocated memory is still 113.2 MB. Free memory was 87.7 MB in the beginning and 78.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * CodeCheck took 1082.96 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 50.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Witness Printer took 59.55 ms. Allocated memory is still 113.2 MB. Free memory was 50.7 MB in the beginning and 49.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 03:46:01,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2d21ca-0ca9-422d-aa57-8e66cbf9ff6a/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...