./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b --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 cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:13:33,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:13:33,593 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 03:13:33,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:13:33,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:13:33,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:13:33,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:13:33,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:13:33,617 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:13:33,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:13:33,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:13:33,618 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:13:33,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:13:33,619 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:13:33,619 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:13:33,619 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:13:33,619 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:13:33,619 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:13:33,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:13:33,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:13:33,620 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:13:33,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:13:33,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:13:33,620 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:13:33,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:13:33,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b 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 -> cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 [2024-12-06 03:13:33,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:13:33,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:13:33,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:13:33,831 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:13:33,831 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:13:33,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i [2024-12-06 03:13:36,451 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/7a7bf87e7/bab471fd61544e8dba9bd4229ac827d4/FLAG79b35e4df [2024-12-06 03:13:36,775 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:13:36,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i [2024-12-06 03:13:36,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/7a7bf87e7/bab471fd61544e8dba9bd4229ac827d4/FLAG79b35e4df [2024-12-06 03:13:37,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/7a7bf87e7/bab471fd61544e8dba9bd4229ac827d4 [2024-12-06 03:13:37,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:13:37,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:13:37,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:13:37,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:13:37,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:13:37,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:37,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6933c872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37, skipping insertion in model container [2024-12-06 03:13:37,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:37,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:13:37,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:13:37,812 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:13:37,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:13:37,980 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:13:37,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37 WrapperNode [2024-12-06 03:13:37,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:13:37,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:13:37,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:13:37,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:13:37,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:37,998 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,014 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 99 [2024-12-06 03:13:38,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:13:38,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:13:38,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:13:38,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:13:38,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,028 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:13:38,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:13:38,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:13:38,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:13:38,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:37" (1/1) ... [2024-12-06 03:13:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:13:38,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:13:38,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:13:38,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:13:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 03:13:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 03:13:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:13:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:13:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:13:38,205 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:13:38,207 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:13:38,379 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-12-06 03:13:38,379 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:13:38,534 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:13:38,535 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:13:38,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:13:38 BoogieIcfgContainer [2024-12-06 03:13:38,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:13:38,536 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:13:38,536 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:13:38,545 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:13:38,545 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:13:38" (1/1) ... [2024-12-06 03:13:38,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:13:38,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-12-06 03:13:38,599 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-12-06 03:13:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:13:38,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:38,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:38,824 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:13:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:38,940 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:13:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:38,976 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:13:38,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:13:38 ImpRootNode [2024-12-06 03:13:38,998 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:13:38,999 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:13:38,999 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:13:38,999 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:13:38,999 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:13:38" (3/4) ... [2024-12-06 03:13:39,001 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:13:39,002 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:13:39,003 INFO L158 Benchmark]: Toolchain (without parser) took 1983.88ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 88.4MB in the end (delta: 25.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-12-06 03:13:39,003 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:39,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 960.30ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 112.2MB in the end (delta: 1.5MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2024-12-06 03:13:39,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.35ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 109.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:39,005 INFO L158 Benchmark]: Boogie Preprocessor took 18.05ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 107.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:39,005 INFO L158 Benchmark]: RCFGBuilder took 501.74ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 70.6MB in the end (delta: 37.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 03:13:39,005 INFO L158 Benchmark]: CodeCheck took 462.07ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 88.4MB in the end (delta: -17.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:39,005 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 142.6MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:39,007 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1569]: 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); [L1560] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1560] RET 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] [L1561] CALL CWE191_Integer_Underflow__int_rand_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_rand_multiply_65b_badSink; [L1553] 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)) [L1555] CALL funcPtr(data) [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 960.30ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 112.2MB in the end (delta: 1.5MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.35ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 109.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.05ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 107.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 501.74ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 70.6MB in the end (delta: 37.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 462.07ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 88.4MB in the end (delta: -17.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 142.6MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:13:39,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b --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 cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:13:40,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:13:41,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 03:13:41,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:13:41,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:13:41,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:13:41,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:13:41,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:13:41,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:13:41,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:13:41,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:13:41,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:13:41,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:13:41,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:13:41,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:13:41,053 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:13:41,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:13:41,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:13:41,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b 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 -> cc6648f99be7028e29dc3bc74f4678242c970f35dddaff957bbd080ea9cfad11 [2024-12-06 03:13:41,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:13:41,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:13:41,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:13:41,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:13:41,299 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:13:41,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i [2024-12-06 03:13:43,947 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/6b123eac8/ef603a3a486443dc8d22081b990f4cd0/FLAGd531edd1b [2024-12-06 03:13:44,225 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:13:44,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_65_bad.i [2024-12-06 03:13:44,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/6b123eac8/ef603a3a486443dc8d22081b990f4cd0/FLAGd531edd1b [2024-12-06 03:13:44,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/data/6b123eac8/ef603a3a486443dc8d22081b990f4cd0 [2024-12-06 03:13:44,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:13:44,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:13:44,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:13:44,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:13:44,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:13:44,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:13:44" (1/1) ... [2024-12-06 03:13:44,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4449b4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:44, skipping insertion in model container [2024-12-06 03:13:44,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:13:44" (1/1) ... [2024-12-06 03:13:44,304 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:13:44,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:13:44,986 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:13:45,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:13:45,176 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:13:45,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45 WrapperNode [2024-12-06 03:13:45,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:13:45,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:13:45,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:13:45,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:13:45,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,222 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 59 [2024-12-06 03:13:45,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:13:45,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:13:45,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:13:45,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:13:45,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:13:45,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:13:45,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:13:45,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:13:45,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:13:45,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:13:45,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:13:45,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:13:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 03:13:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 03:13:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:13:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:13:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:13:45,427 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:13:45,428 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:13:45,539 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-12-06 03:13:45,539 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:13:45,596 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:13:45,596 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:13:45,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:13:45 BoogieIcfgContainer [2024-12-06 03:13:45,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:13:45,597 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:13:45,597 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:13:45,606 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:13:45,606 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:13:45" (1/1) ... [2024-12-06 03:13:45,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:13:45,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-12-06 03:13:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-12-06 03:13:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:13:45,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:45,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:13:45,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:13:45,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:13:45,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:13:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:45,792 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:13:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:45,882 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:13:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:13:45,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:13:45,913 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:13:45,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:13:45 ImpRootNode [2024-12-06 03:13:45,934 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:13:45,935 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:13:45,935 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:13:45,935 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:13:45,936 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:13:45" (3/4) ... [2024-12-06 03:13:45,936 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:13:45,970 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 7. [2024-12-06 03:13:46,005 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:13:46,006 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:13:46,006 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:13:46,007 INFO L158 Benchmark]: Toolchain (without parser) took 1744.85ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 51.1MB in the end (delta: 15.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-12-06 03:13:46,007 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:46,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.33ms. Allocated memory is still 92.3MB. Free memory was 66.5MB in the beginning and 60.6MB in the end (delta: 5.8MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-12-06 03:13:46,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.22ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 58.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:46,008 INFO L158 Benchmark]: Boogie Preprocessor took 26.66ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:46,008 INFO L158 Benchmark]: RCFGBuilder took 346.30ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 38.6MB in the end (delta: 17.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:13:46,008 INFO L158 Benchmark]: CodeCheck took 337.34ms. Allocated memory is still 92.3MB. Free memory was 38.6MB in the beginning and 55.8MB in the end (delta: -17.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:13:46,009 INFO L158 Benchmark]: Witness Printer took 71.08ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 51.1MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:13:46,011 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 1569]: 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); [L1560] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1560] RET 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] [L1561] CALL CWE191_Integer_Underflow__int_rand_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_rand_multiply_65b_badSink; [L1553] 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)) [L1555] CALL funcPtr(data) [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073774592, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.33ms. Allocated memory is still 92.3MB. Free memory was 66.5MB in the beginning and 60.6MB in the end (delta: 5.8MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.22ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 58.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.66ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 346.30ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 38.6MB in the end (delta: 17.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 337.34ms. Allocated memory is still 92.3MB. Free memory was 38.6MB in the beginning and 55.8MB in the end (delta: -17.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 71.08ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 51.1MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 03:13:46,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9ca1f38-1065-4e8c-95f5-fff769424cec/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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)