./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm --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 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:19:05,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:19:05,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:19:05,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:19:05,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:19:05,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:19:05,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:19:05,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:19:05,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:19:05,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:19:05,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:19:05,152 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:19:05,153 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:19:05,153 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:19:05,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:19:05,153 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:19:05,153 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:19:05,153 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:19:05,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:19:05,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:19:05,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:05,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:19:05,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:19:05,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:19:05,154 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:19:05,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:19:05,155 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_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm 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 -> 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 [2024-11-13 22:19:05,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:19:05,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:19:05,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:19:05,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:19:05,500 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:19:05,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i Unable to find full path for "g++" [2024-11-13 22:19:07,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:19:07,779 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:19:07,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i [2024-11-13 22:19:07,806 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data/1ae88e146/5892e962965548cf931271b3bf8d1301/FLAGc56b4bbc0 [2024-11-13 22:19:07,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data/1ae88e146/5892e962965548cf931271b3bf8d1301 [2024-11-13 22:19:07,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:19:07,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:19:07,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:07,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:19:07,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:19:07,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:07" (1/1) ... [2024-11-13 22:19:07,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5182f35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:07, skipping insertion in model container [2024-11-13 22:19:07,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:07" (1/1) ... [2024-11-13 22:19:07,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:19:08,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:08,809 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:19:08,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:09,077 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:19:09,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09 WrapperNode [2024-11-13 22:19:09,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:09,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:09,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:19:09,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:19:09,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,151 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-13 22:19:09,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:09,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:19:09,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:19:09,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:19:09,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:19:09,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:19:09,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:19:09,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:19:09,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:09,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:19:09,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:19:09,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:19:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:19:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:19:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:19:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:19:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:19:09,396 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:19:09,399 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:19:09,498 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:19:09,499 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:19:09,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:19:09,541 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:19:09,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:09 BoogieIcfgContainer [2024-11-13 22:19:09,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:19:09,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:19:09,543 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:19:09,554 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:19:09,555 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:09" (1/1) ... [2024-11-13 22:19:09,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:19:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:19:09,616 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:19:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:19:09,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:09,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:09,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:19:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:09,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:19:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:09,832 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:19:09,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:19:09 ImpRootNode [2024-11-13 22:19:09,861 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:19:09,862 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:19:09,862 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:19:09,862 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:19:09,863 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:09" (3/4) ... [2024-11-13 22:19:09,866 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:19:09,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:19:09,868 INFO L158 Benchmark]: Toolchain (without parser) took 2035.05ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 51.1MB in the end (delta: 38.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-11-13 22:19:09,868 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 83.9MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:09,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1244.08ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 81.5MB in the end (delta: 8.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:19:09,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.38ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:19:09,870 INFO L158 Benchmark]: Boogie Preprocessor took 30.18ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.8MB in the end (delta: 714.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:09,870 INFO L158 Benchmark]: RCFGBuilder took 358.39ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 65.0MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:19:09,871 INFO L158 Benchmark]: CodeCheck took 318.96ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 51.8MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:19:09,871 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 117.4MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:09,873 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 - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] data = (-0x7fffffff - 1) [L1561] CALL badSink(data) [L1550] 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] [L1552] 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 0.55ms. Allocated memory is still 83.9MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1244.08ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 81.5MB in the end (delta: 8.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.38ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.18ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.8MB in the end (delta: 714.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 358.39ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 65.0MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 318.96ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 51.8MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 117.4MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:19:09,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/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_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm --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 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:19:12,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:19:12,815 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:19:12,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:19:12,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:19:12,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:19:12,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:19:12,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:19:12,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:19:12,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:19:12,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:19:12,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:19:12,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:19:12,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:19:12,896 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:19:12,900 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:19:12,900 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:19:12,901 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:12,901 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:19:12,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:19:12,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:12,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:19:12,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:19:12,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:19:12,902 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:19:12,902 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:12,902 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:19:12,902 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_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm 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 -> 8d04ca7c01e19b3513d3339d9efbfcdb9bb232bc197b3589d952389c68c21a25 [2024-11-13 22:19:13,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:19:13,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:19:13,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:19:13,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:19:13,233 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:19:13,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i Unable to find full path for "g++" [2024-11-13 22:19:15,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:19:15,643 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:19:15,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_41_bad.i [2024-11-13 22:19:15,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data/cc5c7b24b/cf1b4308840a48a4af7461669a67a9a9/FLAG38309a3d8 [2024-11-13 22:19:15,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/data/cc5c7b24b/cf1b4308840a48a4af7461669a67a9a9 [2024-11-13 22:19:15,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:19:15,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:19:15,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:15,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:19:15,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:19:15,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:15" (1/1) ... [2024-11-13 22:19:15,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10cefaea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:15, skipping insertion in model container [2024-11-13 22:19:15,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:15" (1/1) ... [2024-11-13 22:19:15,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:19:16,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:16,895 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:19:17,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:17,223 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:19:17,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17 WrapperNode [2024-11-13 22:19:17,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:17,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:17,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:19:17,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:19:17,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,283 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 41 [2024-11-13 22:19:17,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:17,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:19:17,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:19:17,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:19:17,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:19:17,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:19:17,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:19:17,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:19:17,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:17,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:19:17,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:19:17,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:19:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:19:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:19:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:19:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:19:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:19:17,592 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:19:17,594 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:19:17,722 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:19:17,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:19:17,796 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:19:17,796 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:19:17,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:17 BoogieIcfgContainer [2024-11-13 22:19:17,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:19:17,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:19:17,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:19:17,807 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:19:17,808 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:17" (1/1) ... [2024-11-13 22:19:17,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:19:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:19:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:19:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:19:17,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:17,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:17,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:17,894 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:17,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:19:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:18,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:19:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:18,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:19:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:18,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:19:18,239 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:19:18,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:19:18 ImpRootNode [2024-11-13 22:19:18,306 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:19:18,307 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:19:18,307 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:19:18,307 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:19:18,308 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:17" (3/4) ... [2024-11-13 22:19:18,311 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:19:18,313 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:19:18,314 INFO L158 Benchmark]: Toolchain (without parser) took 2622.85ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 85.5MB in the end (delta: 6.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-13 22:19:18,315 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:18,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1532.09ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 79.1MB in the end (delta: 12.7MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 22:19:18,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.84ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:18,317 INFO L158 Benchmark]: Boogie Preprocessor took 29.17ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:18,320 INFO L158 Benchmark]: RCFGBuilder took 481.87ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 59.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:19:18,320 INFO L158 Benchmark]: CodeCheck took 509.04ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 85.5MB in the end (delta: -25.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-13 22:19:18,320 INFO L158 Benchmark]: Witness Printer took 6.28ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 85.5MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:18,323 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 - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] data = (-0x7fffffff - 1) [L1561] CALL badSink(data) [L1550] 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] [L1552] 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 0.49ms. Allocated memory is still 83.9MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1532.09ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 79.1MB in the end (delta: 12.7MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.84ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.17ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 481.87ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 59.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 509.04ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 85.5MB in the end (delta: -25.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Witness Printer took 6.28ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 85.5MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:19:18,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84cb259-100e-44c2-9cb9-f5062acfcc8e/bin/ukojak-verify-EEHR8qb7sm/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 Result: UNKNOWN: Overapproximated counterexample