./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.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_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/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_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/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_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/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 0d3816d20b09287bda3e24c2cd658f2c5a0a81b00ac7774c605ed28b4cd6301d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:39:42,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:39:42,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:39:42,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:39:42,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:39:42,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:39:42,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:39:42,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:39:42,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:39:42,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:39:42,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:39:42,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:39:42,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:39:42,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:39:42,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:42,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:39:42,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:39:42,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:39:42,258 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:39:42,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:39:42,258 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_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/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 -> 0d3816d20b09287bda3e24c2cd658f2c5a0a81b00ac7774c605ed28b4cd6301d [2024-11-13 21:39:42,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:39:42,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:39:42,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:39:42,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:39:42,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:39:42,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i Unable to find full path for "g++" [2024-11-13 21:39:44,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:44,889 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:44,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7.i [2024-11-13 21:39:44,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/data/d2aa7af49/999d417b53254793932233ef61ef8a67/FLAG50accc1ce [2024-11-13 21:39:45,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/data/d2aa7af49/999d417b53254793932233ef61ef8a67 [2024-11-13 21:39:45,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:45,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:45,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:45,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:45,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:45,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ca1c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45, skipping insertion in model container [2024-11-13 21:39:45,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,259 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:45,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:45,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:45,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:45,483 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:45,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45 WrapperNode [2024-11-13 21:39:45,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:45,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:45,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:45,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:45,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,518 INFO L138 Inliner]: procedures = 12, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-13 21:39:45,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:45,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:45,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:45,520 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:45,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:45,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:45,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:45,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:45,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:45,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:45,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:45,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:45,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:39:45,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:39:45,630 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:39:45,630 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:39:45,630 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-11-13 21:39:45,630 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-11-13 21:39:45,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:45,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:45,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:39:45,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:39:45,720 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:45,722 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:45,898 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 21:39:45,898 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:39:45,928 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:39:45,928 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:39:45,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:45 BoogieIcfgContainer [2024-11-13 21:39:45,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:39:45,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:39:45,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:39:45,939 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:39:45,939 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:45" (1/1) ... [2024-11-13 21:39:45,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:39:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:46,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 21:39:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 21:39:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:39:46,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:46,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:46,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:39:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:46,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:39:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:46,333 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:39:46,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:39:46 ImpRootNode [2024-11-13 21:39:46,368 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:39:46,369 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:39:46,370 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:39:46,370 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:39:46,371 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:45" (3/4) ... [2024-11-13 21:39:46,372 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:39:46,412 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:39:46,415 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:39:46,416 INFO L158 Benchmark]: Toolchain (without parser) took 1180.39ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 52.7MB in the end (delta: 39.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:39:46,417 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:46,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.99ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 81.4MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:39:46,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.08ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:46,421 INFO L158 Benchmark]: Boogie Preprocessor took 26.16ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.9MB in the end (delta: 368.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:46,421 INFO L158 Benchmark]: RCFGBuilder took 382.25ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.4MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:39:46,422 INFO L158 Benchmark]: CodeCheck took 438.71ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 54.6MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:39:46,422 INFO L158 Benchmark]: Witness Printer took 45.61ms. Allocated memory is still 117.4MB. Free memory was 54.6MB in the beginning and 52.7MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:39:46,428 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 3 procedures, 21 locations, 4 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, 4 NumberOfCodeBlocks, 4 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 - CounterExampleResult [Line: 13]: integer overflow possible integer overflow possible We found a FailurePath: [L37] int *p1 = malloc(sizeof(int)); [L38] int *p2 = malloc(sizeof(int)); [L40] *p1 = __VERIFIER_nondet_int() [L41] *p2 = __VERIFIER_nondet_int() [L43] CALL f(p1,p2) VAL [\old(p)={-31112:0}, \old(q)={7579:0}] [L13] EXPR \read(*p) [L13] EXPR \read(*q) VAL [\old(p)={-31112:0}, \old(q)={7579:0}, p={-31112:0}, q={7579:0}] [L13] *p + *q VAL [\old(p)={-31112:0}, \old(q)={7579:0}, p={-31112:0}, q={7579:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.99ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 81.4MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.08ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.16ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.9MB in the end (delta: 368.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.25ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.4MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 438.71ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 54.6MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 45.61ms. Allocated memory is still 117.4MB. Free memory was 54.6MB in the beginning and 52.7MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:39:46,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28fcdf3-4fdd-4fca-9b01-399dfaa7f4e6/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)