./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex8.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_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/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_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/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_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/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 e0b97717a770147a51187027f49ce4841280b7c6199e58b9d59e9dd8baf91869 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:12:24,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:12:24,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:12:24,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:12:24,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:12:25,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:12:25,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:12:25,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:12:25,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:12:25,031 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:12:25,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:12:25,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:12:25,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:12:25,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:12:25,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:12:25,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:12:25,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:12:25,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:12:25,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:12:25,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:12:25,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:12:25,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:12:25,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:12:25,033 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:12:25,033 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:12:25,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:12:25,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:12:25,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:12:25,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:12:25,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:12:25,034 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:12:25,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:12:25,034 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_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/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 -> e0b97717a770147a51187027f49ce4841280b7c6199e58b9d59e9dd8baf91869 [2024-11-13 21:12:25,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:12:25,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:12:25,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:12:25,401 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:12:25,401 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:12:25,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex8.i Unable to find full path for "g++" [2024-11-13 21:12:27,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:12:27,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:12:27,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex8.i [2024-11-13 21:12:27,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/data/d580b5b02/d2fc167db4fa43dd832ead3a1babe0e5/FLAG4ddfced57 [2024-11-13 21:12:27,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/data/d580b5b02/d2fc167db4fa43dd832ead3a1babe0e5 [2024-11-13 21:12:27,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:12:27,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:12:27,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:12:27,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:12:27,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:12:27,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b45f36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27, skipping insertion in model container [2024-11-13 21:12:27,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:12:27,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:12:27,805 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:12:27,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:12:27,832 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:12:27,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27 WrapperNode [2024-11-13 21:12:27,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:12:27,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:12:27,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:12:27,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:12:27,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,863 INFO L138 Inliner]: procedures = 12, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-13 21:12:27,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:12:27,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:12:27,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:12:27,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:12:27,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:12:27,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:12:27,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:12:27,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:12:27,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:27" (1/1) ... [2024-11-13 21:12:27,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:12:27,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:12:27,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:12:27,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:12:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:12:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:12:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:12:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:12:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-11-13 21:12:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-11-13 21:12:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:12:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:12:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:12:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:12:28,053 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:12:28,056 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:12:28,262 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 21:12:28,262 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:12:28,304 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:12:28,304 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:12:28,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:28 BoogieIcfgContainer [2024-11-13 21:12:28,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:12:28,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:12:28,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:12:28,318 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:12:28,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:28" (1/1) ... [2024-11-13 21:12:28,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:12:28,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:28,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-11-13 21:12:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-11-13 21:12:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:12:28,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:28,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:28,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:12:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:28,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:12:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:28,651 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:12:28,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:12:28 ImpRootNode [2024-11-13 21:12:28,684 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:12:28,685 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:12:28,685 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:12:28,685 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:12:28,686 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:28" (3/4) ... [2024-11-13 21:12:28,687 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:12:28,723 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:12:28,723 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:12:28,724 INFO L158 Benchmark]: Toolchain (without parser) took 1132.94ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 79.4MB in the end (delta: 39.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:12:28,724 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:28,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.21ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 109.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:12:28,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.28ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 107.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:28,725 INFO L158 Benchmark]: Boogie Preprocessor took 26.01ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 107.2MB in the end (delta: 779.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:28,725 INFO L158 Benchmark]: RCFGBuilder took 414.53ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 95.1MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:12:28,726 INFO L158 Benchmark]: CodeCheck took 378.84ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 81.2MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:12:28,726 INFO L158 Benchmark]: Witness Printer took 37.78ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 79.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:28,729 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, 25 locations, 6 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, 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: [L41] int *p1 = malloc(sizeof(int)); [L42] int *p2 = malloc(sizeof(int)); [L44] *p1 = __VERIFIER_nondet_int() [L45] *p2 = __VERIFIER_nondet_int() [L47] CALL f(p1,p2) VAL [\old(p)={-15943:0}, \old(q)={-15944:0}] [L13] EXPR \read(*p) [L13] EXPR \read(*q) VAL [\old(p)={-15943:0}, \old(q)={-15944:0}, p={-15943:0}, q={-15944:0}] [L13] *p + *q VAL [\old(p)={-15943:0}, \old(q)={-15944:0}, p={-15943:0}, q={-15944:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.21ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 109.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.28ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 107.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.01ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 107.2MB in the end (delta: 779.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.53ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 95.1MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 378.84ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 81.2MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 37.78ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 79.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:12:28,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2a6bd96-afd0-4480-9dd3-d7e20d34c1bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)