./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC --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 ba5d17db50417286259760ac0dfdabc07977dc071115ac1ff02d9c84ae57ccaf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:29:11,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:29:11,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:29:11,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:29:11,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:29:11,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:29:11,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:29:11,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:29:11,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:29:11,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:29:11,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:29:11,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:29:11,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:29:11,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:29:11,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:29:11,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:29:11,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:29:11,862 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:29:11,862 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:29:11,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:29:11,863 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:29:11,864 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:29:11,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:29:11,865 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:29:11,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:29:11,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:11,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:29:11,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:29:11,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:29:11,869 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:29:11,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:29:11,870 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:29:11,870 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_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba5d17db50417286259760ac0dfdabc07977dc071115ac1ff02d9c84ae57ccaf [2023-11-23 20:29:12,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:29:12,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:29:12,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:29:12,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:29:12,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:29:12,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i [2023-11-23 20:29:15,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:29:16,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:29:16,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i [2023-11-23 20:29:16,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data/003714c6d/d94f3ad914b049bdbf7a9b0612675872/FLAGc6122d7f1 [2023-11-23 20:29:16,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data/003714c6d/d94f3ad914b049bdbf7a9b0612675872 [2023-11-23 20:29:16,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:29:16,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:29:16,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:16,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:29:16,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:29:16,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:16" (1/1) ... [2023-11-23 20:29:16,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ab2b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:16, skipping insertion in model container [2023-11-23 20:29:16,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:16" (1/1) ... [2023-11-23 20:29:16,473 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:29:16,914 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:29:17,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:17,811 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:29:17,836 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:29:17,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:18,160 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:18,160 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:18,160 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:18,161 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:18,161 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:18,170 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:29:18,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18 WrapperNode [2023-11-23 20:29:18,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:18,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:18,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:29:18,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:29:18,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,269 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 90 [2023-11-23 20:29:18,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:18,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:29:18,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:29:18,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:29:18,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,306 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:29:18,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:29:18,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:29:18,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:29:18,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:18" (1/1) ... [2023-11-23 20:29:18,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:18,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:29:18,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:29:18,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:29:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:29:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:29:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:29:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:29:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:29:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:29:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:29:18,569 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:29:18,571 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:29:18,798 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:29:19,075 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:29:19,081 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:29:19,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:19 BoogieIcfgContainer [2023-11-23 20:29:19,084 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:29:19,085 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:29:19,086 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:29:19,101 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:29:19,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:19" (1/1) ... [2023-11-23 20:29:19,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:29:19,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:19,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:29:19,209 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:29:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:29:19,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:19,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:20,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:20,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-23 20:29:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-23 20:29:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:29:20,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:20,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:20,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:29:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:20,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:29:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:20,585 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:29:20,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:29:20 ImpRootNode [2023-11-23 20:29:20,643 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:29:20,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:29:20,645 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:29:20,645 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:29:20,646 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:19" (3/4) ... [2023-11-23 20:29:20,649 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:29:20,651 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:29:20,653 INFO L158 Benchmark]: Toolchain (without parser) took 4286.52ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 122.4MB in the beginning and 160.1MB in the end (delta: -37.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-23 20:29:20,654 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 130.0MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:20,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1805.06ms. Allocated memory is still 157.3MB. Free memory was 122.1MB in the beginning and 111.3MB in the end (delta: 10.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-23 20:29:20,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.10ms. Allocated memory is still 157.3MB. Free memory was 111.3MB in the beginning and 107.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:29:20,657 INFO L158 Benchmark]: Boogie Preprocessor took 35.31ms. Allocated memory is still 157.3MB. Free memory was 107.9MB in the beginning and 105.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:20,659 INFO L158 Benchmark]: RCFGBuilder took 777.80ms. Allocated memory is still 157.3MB. Free memory was 105.8MB in the beginning and 70.2MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-23 20:29:20,665 INFO L158 Benchmark]: CodeCheck took 1558.19ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 70.2MB in the beginning and 160.1MB in the end (delta: -90.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:29:20,666 INFO L158 Benchmark]: Witness Printer took 5.96ms. Allocated memory is still 255.9MB. Free memory is still 160.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:20,676 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 42 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, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1563. 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); [L1548] static int badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_add_21_bad() [L1561] int data; [L1562] data = 0 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1563] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, badStatic=1, 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 0.40ms. Allocated memory is still 130.0MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1805.06ms. Allocated memory is still 157.3MB. Free memory was 122.1MB in the beginning and 111.3MB in the end (delta: 10.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.10ms. Allocated memory is still 157.3MB. Free memory was 111.3MB in the beginning and 107.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.31ms. Allocated memory is still 157.3MB. Free memory was 107.9MB in the beginning and 105.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 777.80ms. Allocated memory is still 157.3MB. Free memory was 105.8MB in the beginning and 70.2MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 1558.19ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 70.2MB in the beginning and 160.1MB in the end (delta: -90.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 5.96ms. Allocated memory is still 255.9MB. Free memory is still 160.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:29:20,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/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_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC --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 ba5d17db50417286259760ac0dfdabc07977dc071115ac1ff02d9c84ae57ccaf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:29:23,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:29:24,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:29:24,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:29:24,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:29:24,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:29:24,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:29:24,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:29:24,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:29:24,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:29:24,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:29:24,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:29:24,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:29:24,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:29:24,228 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:29:24,229 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:29:24,230 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:29:24,230 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:29:24,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:29:24,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:29:24,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:29:24,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:29:24,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:29:24,234 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:29:24,234 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:29:24,235 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:29:24,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:29:24,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:24,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:29:24,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:29:24,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:29:24,239 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:29:24,239 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:29:24,240 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:29:24,240 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:29:24,240 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:29:24,241 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_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba5d17db50417286259760ac0dfdabc07977dc071115ac1ff02d9c84ae57ccaf [2023-11-23 20:29:24,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:29:24,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:29:24,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:29:24,804 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:29:24,805 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:29:24,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i [2023-11-23 20:29:28,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:29:29,269 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:29:29,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_21_bad.i [2023-11-23 20:29:29,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data/0ae98251c/ac3c7e250ebe4409b0068d8186f236ae/FLAG749729585 [2023-11-23 20:29:29,341 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/data/0ae98251c/ac3c7e250ebe4409b0068d8186f236ae [2023-11-23 20:29:29,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:29:29,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:29:29,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:29,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:29:29,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:29:29,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:29" (1/1) ... [2023-11-23 20:29:29,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aeef386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:29, skipping insertion in model container [2023-11-23 20:29:29,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:29" (1/1) ... [2023-11-23 20:29:29,457 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:29:29,907 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:29:30,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:30,710 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:29:30,748 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:29:30,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:31,115 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:31,116 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:31,116 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:31,116 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:31,117 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:31,126 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:29:31,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31 WrapperNode [2023-11-23 20:29:31,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:31,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:31,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:29:31,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:29:31,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,223 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 58 [2023-11-23 20:29:31,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:31,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:29:31,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:29:31,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:29:31,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:29:31,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:29:31,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:29:31,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:29:31,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:31,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:29:31,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:29:31,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:29:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:29:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:29:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:29:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:29:31,607 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:29:31,609 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:29:31,839 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:29:31,965 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:29:31,965 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:29:31,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:31 BoogieIcfgContainer [2023-11-23 20:29:31,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:29:31,971 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:29:31,971 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:29:31,983 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:29:31,983 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:31" (1/1) ... [2023-11-23 20:29:31,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:29:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:32,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:29:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:29:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:29:32,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:32,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:29:32,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:29:32,084 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:29:32,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:29:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:32,249 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:29:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:32,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:29:32,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:29:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:32,319 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:29:32,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-23 20:29:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-23 20:29:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-23 20:29:32,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:29:32,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:32,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:29:32,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:29:32,362 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:29:32,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:29:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:32,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:29:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:32,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:29:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:29:32,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:29:32,792 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:29:32,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:29:32 ImpRootNode [2023-11-23 20:29:32,825 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:29:32,825 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:29:32,826 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:29:32,826 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:29:32,827 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:31" (3/4) ... [2023-11-23 20:29:32,828 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:29:32,878 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:29:32,879 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:29:32,880 INFO L158 Benchmark]: Toolchain (without parser) took 3530.22ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 56.3MB in the beginning and 70.7MB in the end (delta: -14.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-23 20:29:32,880 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:32,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1772.43ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 56.1MB in the beginning and 56.8MB in the end (delta: -752.9kB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-11-23 20:29:32,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.48ms. Allocated memory is still 107.0MB. Free memory was 56.8MB in the beginning and 53.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:32,882 INFO L158 Benchmark]: Boogie Preprocessor took 42.25ms. Allocated memory is still 107.0MB. Free memory was 53.7MB in the beginning and 51.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:32,883 INFO L158 Benchmark]: RCFGBuilder took 702.06ms. Allocated memory is still 107.0MB. Free memory was 51.7MB in the beginning and 64.9MB in the end (delta: -13.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:32,883 INFO L158 Benchmark]: CodeCheck took 853.82ms. Allocated memory is still 107.0MB. Free memory was 64.4MB in the beginning and 73.5MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:32,884 INFO L158 Benchmark]: Witness Printer took 53.51ms. Allocated memory is still 107.0MB. Free memory was 72.8MB in the beginning and 70.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:32,887 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 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, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 42 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: 1554]: 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); [L1548] static int badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] 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}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_add_21_bad() [L1561] int data; [L1562] data = 0 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, badStatic=1, 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 0.89ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1772.43ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 56.1MB in the beginning and 56.8MB in the end (delta: -752.9kB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.48ms. Allocated memory is still 107.0MB. Free memory was 56.8MB in the beginning and 53.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.25ms. Allocated memory is still 107.0MB. Free memory was 53.7MB in the beginning and 51.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 702.06ms. Allocated memory is still 107.0MB. Free memory was 51.7MB in the beginning and 64.9MB in the end (delta: -13.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * CodeCheck took 853.82ms. Allocated memory is still 107.0MB. Free memory was 64.4MB in the beginning and 73.5MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 53.51ms. Allocated memory is still 107.0MB. Free memory was 72.8MB in the beginning and 70.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:29:32,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50dcff9c-6b28-466a-bd78-5db8a469364a/bin/ukojak-verify-1t5iHCbJaC/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)