./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:35,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:35,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:20:35,732 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:20:35,733 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:20:35,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:35,768 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:35,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:35,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:35,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:35,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:35,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:35,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:35,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:35,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:35,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:35,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:35,776 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:35,777 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:35,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:35,778 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:35,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:35,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:35,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:35,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:35,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:35,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:35,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:35,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:35,784 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:20:35,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:20:35,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:35,786 INFO L153 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_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e [2023-11-19 03:20:36,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:36,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:36,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:36,123 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:36,124 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:36,125 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2023-11-19 03:20:39,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:40,355 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:40,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2023-11-19 03:20:40,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data/8738e3503/493139ddf8e64009811c2ede6c260048/FLAGc6d748b2c [2023-11-19 03:20:40,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data/8738e3503/493139ddf8e64009811c2ede6c260048 [2023-11-19 03:20:40,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:40,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:40,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:40,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:40,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:40,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:40" (1/1) ... [2023-11-19 03:20:40,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f3fdf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:40, skipping insertion in model container [2023-11-19 03:20:40,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:40" (1/1) ... [2023-11-19 03:20:40,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:41,143 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:42,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:42,057 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:42,097 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:42,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:42,411 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:42,411 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:42,411 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:42,412 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:42,412 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:42,422 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:42,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42 WrapperNode [2023-11-19 03:20:42,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:42,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:42,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:42,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:42,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,555 INFO L138 Inliner]: procedures = 501, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 93 [2023-11-19 03:20:42,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:42,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:42,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:42,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:42,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,583 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:42,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:42,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:42,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:42,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:42" (1/1) ... [2023-11-19 03:20:42,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:42,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:42,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:42,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:20:42,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:20:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:20:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:42,886 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:42,888 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:43,140 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:43,479 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:43,480 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:20:43,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:43 BoogieIcfgContainer [2023-11-19 03:20:43,485 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:43,487 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:43,487 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:43,499 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:43,500 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:43" (1/1) ... [2023-11-19 03:20:43,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:20:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 03:20:43,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 03:20:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:20:43,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:43,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:44,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:44,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:44,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 03:20:44,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 03:20:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:20:44,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:44,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:44,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:20:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:44,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:20:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:45,030 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:20:45,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:20:45 ImpRootNode [2023-11-19 03:20:45,084 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:20:45,085 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:20:45,085 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:20:45,086 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:20:45,086 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:43" (3/4) ... [2023-11-19 03:20:45,091 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:20:45,093 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:20:45,094 INFO L158 Benchmark]: Toolchain (without parser) took 4657.43ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 90.3MB in the beginning and 65.6MB in the end (delta: 24.6MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2023-11-19 03:20:45,095 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:45,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1984.65ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 89.9MB in the beginning and 126.4MB in the end (delta: -36.5MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2023-11-19 03:20:45,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.63ms. Allocated memory is still 176.2MB. Free memory was 126.4MB in the beginning and 123.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:20:45,099 INFO L158 Benchmark]: Boogie Preprocessor took 38.83ms. Allocated memory is still 176.2MB. Free memory was 123.2MB in the beginning and 122.3MB in the end (delta: 920.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:45,100 INFO L158 Benchmark]: RCFGBuilder took 889.02ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 84.5MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 03:20:45,101 INFO L158 Benchmark]: CodeCheck took 1597.97ms. Allocated memory is still 176.2MB. Free memory was 84.5MB in the beginning and 65.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-19 03:20:45,106 INFO L158 Benchmark]: Witness Printer took 7.56ms. Allocated memory is still 176.2MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:45,114 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={14:12}, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data) [L1572] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1984.65ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 89.9MB in the beginning and 126.4MB in the end (delta: -36.5MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.63ms. Allocated memory is still 176.2MB. Free memory was 126.4MB in the beginning and 123.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.83ms. Allocated memory is still 176.2MB. Free memory was 123.2MB in the beginning and 122.3MB in the end (delta: 920.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 889.02ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 84.5MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1597.97ms. Allocated memory is still 176.2MB. Free memory was 84.5MB in the beginning and 65.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Witness Printer took 7.56ms. Allocated memory is still 176.2MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:20:45,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:48,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:48,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:20:48,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:48,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:48,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:48,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:48,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:48,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:48,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:48,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:48,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:48,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:48,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:48,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:20:48,388 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:20:48,388 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:48,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:20:48,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:48,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:48,391 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:48,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:48,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:48,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:48,394 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:48,394 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:48,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:48,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:48,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:48,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:48,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:48,399 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:20:48,399 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:48,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:48,400 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:20:48,400 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:48,401 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e [2023-11-19 03:20:48,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:49,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:49,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:49,007 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:49,008 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:49,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2023-11-19 03:20:52,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:53,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:53,033 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2023-11-19 03:20:53,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data/2dbba1b2d/9163c5e212244fd090a1f4f2d61801ce/FLAG4a97424b7 [2023-11-19 03:20:53,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/data/2dbba1b2d/9163c5e212244fd090a1f4f2d61801ce [2023-11-19 03:20:53,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:53,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:53,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:53,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:53,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:53,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:53" (1/1) ... [2023-11-19 03:20:53,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d076812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:53, skipping insertion in model container [2023-11-19 03:20:53,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:53" (1/1) ... [2023-11-19 03:20:53,238 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:53,740 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:54,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:54,410 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:54,439 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:54,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:54,825 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:54,825 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:54,825 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:54,826 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:54,826 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:54,835 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:54,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54 WrapperNode [2023-11-19 03:20:54,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:54,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:54,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:54,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:54,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,916 INFO L138 Inliner]: procedures = 506, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 61 [2023-11-19 03:20:54,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:54,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:54,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:54,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:54,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:54,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:54,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:54,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:54,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:54" (1/1) ... [2023-11-19 03:20:54,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:55,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:55,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:55,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:55,081 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:20:55,082 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:20:55,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:20:55,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:55,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:55,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:55,083 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:20:55,331 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:55,334 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:55,541 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:55,652 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:55,652 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:20:55,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:55 BoogieIcfgContainer [2023-11-19 03:20:55,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:55,659 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:55,659 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:55,673 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:55,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:55" (1/1) ... [2023-11-19 03:20:55,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:20:55,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:55,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 03:20:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 03:20:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:20:55,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:55,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:55,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:20:55,770 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:20:55,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:20:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:56,022 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:20:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:56,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:20:56,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:20:56,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:56,138 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:20:56,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:20:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 03:20:56,192 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 03:20:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:20:56,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:56,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:56,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:20:56,195 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:20:56,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:20:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:56,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:20:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:56,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:20:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:20:56,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:20:56,686 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:20:56,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:20:56 ImpRootNode [2023-11-19 03:20:56,747 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:20:56,748 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:20:56,749 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:20:56,749 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:20:56,750 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:55" (3/4) ... [2023-11-19 03:20:56,751 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:20:56,834 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:20:56,846 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:20:56,847 INFO L158 Benchmark]: Toolchain (without parser) took 3738.27ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 47.9MB in the beginning and 79.7MB in the end (delta: -31.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,848 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:56,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1727.00ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.7MB in the beginning and 60.6MB in the end (delta: -12.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.91ms. Allocated memory is still 94.4MB. Free memory was 60.6MB in the beginning and 57.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,857 INFO L158 Benchmark]: Boogie Preprocessor took 44.83ms. Allocated memory is still 94.4MB. Free memory was 57.3MB in the beginning and 55.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,858 INFO L158 Benchmark]: RCFGBuilder took 694.70ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 60.5MB in the end (delta: -5.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,859 INFO L158 Benchmark]: CodeCheck took 1088.94ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 60.5MB in the beginning and 81.9MB in the end (delta: -21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,860 INFO L158 Benchmark]: Witness Printer took 97.62ms. Allocated memory is still 113.2MB. Free memory was 81.9MB in the beginning and 79.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:56,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 43 ConjunctsInSsa, 1 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: 1572]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data) [L1572] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1727.00ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 47.7MB in the beginning and 60.6MB in the end (delta: -12.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.91ms. Allocated memory is still 94.4MB. Free memory was 60.6MB in the beginning and 57.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.83ms. Allocated memory is still 94.4MB. Free memory was 57.3MB in the beginning and 55.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.70ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 60.5MB in the end (delta: -5.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 1088.94ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 60.5MB in the beginning and 81.9MB in the end (delta: -21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 97.62ms. Allocated memory is still 113.2MB. Free memory was 81.9MB in the beginning and 79.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:20:56,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae4f23e-656a-411c-9673-48330562d11e/bin/ukojak-verify-G8NBE6pJGL/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)