./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_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_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/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_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/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_a54a082e-4900-4802-8571-7974391a9900/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 0005bc20b985ed9fdfb2642ffd01ff10baf70c48012051d4dfed196991df0066 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:36,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:36,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:06:36,895 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:36,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:36,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:36,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:36,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:36,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:36,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:36,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:36,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:36,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:36,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:36,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:36,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:36,930 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:36,931 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:36,932 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:36,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:36,933 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:36,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:36,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:36,935 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:36,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:36,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:36,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:36,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:36,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:36,938 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:36,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:36,940 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:36,940 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_a54a082e-4900-4802-8571-7974391a9900/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0005bc20b985ed9fdfb2642ffd01ff10baf70c48012051d4dfed196991df0066 [2023-11-19 04:06:37,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:37,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:37,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:37,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:37,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:37,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_bad.i [2023-11-19 04:06:40,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:41,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:41,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_bad.i [2023-11-19 04:06:41,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data/bebc489f9/dd819dac5e784a6682b2e41fadbc6eea/FLAGe107a204e [2023-11-19 04:06:41,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data/bebc489f9/dd819dac5e784a6682b2e41fadbc6eea [2023-11-19 04:06:41,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:41,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:41,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:41,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:41,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:41,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:41" (1/1) ... [2023-11-19 04:06:41,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50aeebdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:41, skipping insertion in model container [2023-11-19 04:06:41,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:41" (1/1) ... [2023-11-19 04:06:41,191 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:41,574 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:06:42,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:42,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:42,275 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:06:42,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:42,545 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:42,546 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:42,546 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:42,546 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:42,546 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:42,554 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:42,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42 WrapperNode [2023-11-19 04:06:42,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:42,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:42,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:42,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:42,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,619 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-19 04:06:42,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:42,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:42,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:42,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:42,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,641 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:42,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:42,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:42,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:42,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:42" (1/1) ... [2023-11-19 04:06:42,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:42,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:42,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:42,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:42,756 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:06:42,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:06:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:42,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:06:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:06:42,900 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:42,901 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:43,173 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:43,463 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:43,464 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:06:43,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:43 BoogieIcfgContainer [2023-11-19 04:06:43,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:43,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:43,469 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:43,479 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:43,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:43" (1/1) ... [2023-11-19 04:06:43,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 04:06:43,540 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 04:06:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:43,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:43,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:44,130 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 04:06:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:44,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 04:06:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 04:06:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:44,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:44,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:44,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:06:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:44,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:06:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:44,682 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:06:44,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:06:44 ImpRootNode [2023-11-19 04:06:44,718 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:06:44,719 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:06:44,719 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:06:44,719 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:06:44,720 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:43" (3/4) ... [2023-11-19 04:06:44,724 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:06:44,725 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:06:44,727 INFO L158 Benchmark]: Toolchain (without parser) took 3630.02ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 49.7MB in the end (delta: 55.3MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-19 04:06:44,727 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:44,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1455.94ms. Allocated memory is still 155.2MB. Free memory was 104.4MB in the beginning and 91.1MB in the end (delta: 13.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-19 04:06:44,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.46ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 87.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:44,730 INFO L158 Benchmark]: Boogie Preprocessor took 30.97ms. Allocated memory is still 155.2MB. Free memory was 87.8MB in the beginning and 86.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:44,731 INFO L158 Benchmark]: RCFGBuilder took 815.94ms. Allocated memory is still 155.2MB. Free memory was 86.1MB in the beginning and 111.5MB in the end (delta: -25.5MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:44,731 INFO L158 Benchmark]: CodeCheck took 1249.02ms. Allocated memory is still 155.2MB. Free memory was 111.5MB in the beginning and 49.7MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-19 04:06:44,736 INFO L158 Benchmark]: Witness Printer took 6.67ms. Allocated memory is still 155.2MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:44,743 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s 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, 37 GetRequests, 35 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, 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. 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); [L1568] 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) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_03_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=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 0.36ms. Allocated memory is still 111.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1455.94ms. Allocated memory is still 155.2MB. Free memory was 104.4MB in the beginning and 91.1MB in the end (delta: 13.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.46ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 87.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.97ms. Allocated memory is still 155.2MB. Free memory was 87.8MB in the beginning and 86.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 815.94ms. Allocated memory is still 155.2MB. Free memory was 86.1MB in the beginning and 111.5MB in the end (delta: -25.5MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * CodeCheck took 1249.02ms. Allocated memory is still 155.2MB. Free memory was 111.5MB in the beginning and 49.7MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 6.67ms. Allocated memory is still 155.2MB. Free memory is still 49.7MB. 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 04:06:44,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/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_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/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_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/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_a54a082e-4900-4802-8571-7974391a9900/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 0005bc20b985ed9fdfb2642ffd01ff10baf70c48012051d4dfed196991df0066 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:47,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:47,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:06:47,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:47,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:47,741 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:47,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:47,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:47,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:47,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:47,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:47,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:47,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:47,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:47,753 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:06:47,753 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:06:47,754 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:47,754 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:06:47,755 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:47,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:47,756 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:47,757 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:47,758 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:47,758 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:47,759 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:47,759 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:47,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:47,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:47,760 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:47,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:47,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:47,762 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:06:47,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:47,763 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:47,763 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:06:47,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:47,764 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_a54a082e-4900-4802-8571-7974391a9900/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0005bc20b985ed9fdfb2642ffd01ff10baf70c48012051d4dfed196991df0066 [2023-11-19 04:06:48,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:48,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:48,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:48,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:48,275 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:48,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_bad.i [2023-11-19 04:06:51,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:51,994 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:51,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_03_bad.i [2023-11-19 04:06:52,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data/43f2e6e0d/2e8704a1bb104e59bfdc9948cef1fca2/FLAG162b52f04 [2023-11-19 04:06:52,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/data/43f2e6e0d/2e8704a1bb104e59bfdc9948cef1fca2 [2023-11-19 04:06:52,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:52,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:52,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:52,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:52,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:52,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:52" (1/1) ... [2023-11-19 04:06:52,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641eb4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:52, skipping insertion in model container [2023-11-19 04:06:52,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:52" (1/1) ... [2023-11-19 04:06:52,155 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:52,726 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:06:53,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:53,686 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:53,718 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:06:53,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:54,030 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:54,031 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:54,031 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:54,031 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:54,031 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:54,040 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:54,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54 WrapperNode [2023-11-19 04:06:54,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:54,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:54,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:54,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:54,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,127 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-19 04:06:54,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:54,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:54,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:54,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:54,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:54,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:54,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:54,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:54,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:54,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:54,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:54,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:06:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:06:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:06:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:06:54,492 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:54,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:54,669 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:54,806 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:54,806 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:06:54,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:54 BoogieIcfgContainer [2023-11-19 04:06:54,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:54,816 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:54,816 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:54,828 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:54,828 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:54" (1/1) ... [2023-11-19 04:06:54,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:54,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 04:06:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 04:06:54,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:06:54,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:54,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:54,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:06:54,938 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:06:54,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:06:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:55,127 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:06:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:55,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:06:55,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:55,194 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 04:06:55,198 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:06:55,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:06:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 04:06:55,231 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 04:06:55,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:55,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:55,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:55,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:06:55,233 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:06:55,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:06:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:55,408 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:06:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:55,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:06:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:55,611 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:06:55,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:06:55,618 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:06:55,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:06:55 ImpRootNode [2023-11-19 04:06:55,652 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:06:55,653 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:06:55,653 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:06:55,653 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:06:55,654 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:54" (3/4) ... [2023-11-19 04:06:55,655 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:06:55,732 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:06:55,733 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:06:55,734 INFO L158 Benchmark]: Toolchain (without parser) took 3670.49ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 51.4MB in the beginning and 36.9MB in the end (delta: 14.5MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,734 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 56.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:55,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1974.22ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 48.4MB in the end (delta: 2.7MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.66ms. Allocated memory is still 79.7MB. Free memory was 48.1MB in the beginning and 45.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,736 INFO L158 Benchmark]: Boogie Preprocessor took 76.20ms. Allocated memory is still 79.7MB. Free memory was 45.0MB in the beginning and 43.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,737 INFO L158 Benchmark]: RCFGBuilder took 607.85ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 62.5MB in the end (delta: -19.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,737 INFO L158 Benchmark]: CodeCheck took 836.64ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 39.5MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,737 INFO L158 Benchmark]: Witness Printer took 79.97ms. Allocated memory is still 96.5MB. Free memory was 39.5MB in the beginning and 36.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:55,745 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, 13 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, 15 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, 40 GetRequests, 40 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 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: 1559]: 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_03_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=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 0.32ms. Allocated memory is still 58.7MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 56.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1974.22ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 48.4MB in the end (delta: 2.7MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.66ms. Allocated memory is still 79.7MB. Free memory was 48.1MB in the beginning and 45.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.20ms. Allocated memory is still 79.7MB. Free memory was 45.0MB in the beginning and 43.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 607.85ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 62.5MB in the end (delta: -19.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 836.64ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 39.5MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 79.97ms. Allocated memory is still 96.5MB. Free memory was 39.5MB in the beginning and 36.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:06:55,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a54a082e-4900-4802-8571-7974391a9900/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)