./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/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_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:24,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:24,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 23:03:24,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:03:24,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:03:24,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:24,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:24,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:24,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:03:24,584 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:24,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:24,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:24,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:24,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:24,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:24,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:24,586 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:03:24,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:03:24,586 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_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2024-11-13 23:03:24,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:24,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:24,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:24,982 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:24,982 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:24,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i Unable to find full path for "g++" [2024-11-13 23:03:27,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:27,444 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:27,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2024-11-13 23:03:27,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data/2c5278cf2/b96cd46d6cdf4879acf66a2426014a71/FLAGa379693de [2024-11-13 23:03:27,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data/2c5278cf2/b96cd46d6cdf4879acf66a2426014a71 [2024-11-13 23:03:27,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:27,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:27,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:27,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:27,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:27,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:27" (1/1) ... [2024-11-13 23:03:27,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9ae295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:27, skipping insertion in model container [2024-11-13 23:03:27,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:27" (1/1) ... [2024-11-13 23:03:27,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:28,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:28,309 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:28,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:28,423 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:28,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28 WrapperNode [2024-11-13 23:03:28,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:28,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:28,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:28,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:28,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,464 INFO L138 Inliner]: procedures = 165, calls = 69, calls flagged for inlining = 30, calls inlined = 5, statements flattened = 35 [2024-11-13 23:03:28,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:28,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:28,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:28,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:28,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:28,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:28,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:28,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:28,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:28" (1/1) ... [2024-11-13 23:03:28,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:28,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:28,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:28,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:03:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:03:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:28,717 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:28,720 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:28,850 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:28,853 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:03:28,999 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:03:28,999 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:03:29,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:29 BoogieIcfgContainer [2024-11-13 23:03:29,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:03:29,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:03:29,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:03:29,017 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:03:29,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:29" (1/1) ... [2024-11-13 23:03:29,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:03:29,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-13 23:03:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-13 23:03:29,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 23:03:29,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:29,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:29,254 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:29,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:29,402 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:03:29,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:03:29 ImpRootNode [2024-11-13 23:03:29,428 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:03:29,429 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:03:29,429 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:03:29,430 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:03:29,431 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:29" (3/4) ... [2024-11-13 23:03:29,433 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:03:29,434 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:03:29,434 INFO L158 Benchmark]: Toolchain (without parser) took 1783.13ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 65.3MB in the end (delta: 52.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 23:03:29,435 INFO L158 Benchmark]: CDTParser took 1.64ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:29,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 769.33ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 95.4MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:03:29,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.27ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 93.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:29,439 INFO L158 Benchmark]: Boogie Preprocessor took 19.69ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.8MB in the end (delta: 812.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:29,439 INFO L158 Benchmark]: RCFGBuilder took 514.59ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:03:29,441 INFO L158 Benchmark]: CodeCheck took 427.69ms. Allocated memory is still 142.6MB. Free memory was 77.6MB in the beginning and 65.3MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:29,441 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 142.6MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:29,449 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 1 procedures, 4 locations, 1 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, 2 NumberOfCodeBlocks, 2 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: 769]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 769. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a9; [L770] CALL entry_point() [L766] CALL probe_9() [L759] CALL, EXPR ldv_malloc(sizeof(int)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) [L759] a9 = (int *)ldv_malloc(sizeof(int)) [L760] COND TRUE \read(*a9) [L761] return 0; [L766] RET probe_9() [L767] a9 = 0 [L770] RET entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 769.33ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 95.4MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.27ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 93.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.69ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.8MB in the end (delta: 812.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.59ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 427.69ms. Allocated memory is still 142.6MB. Free memory was 77.6MB in the beginning and 65.3MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 142.6MB. Free memory is still 65.3MB. 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 23:03:29,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/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_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/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_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:32,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:32,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-13 23:03:32,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:32,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:32,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:32,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:32,639 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:03:32,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:32,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:03:32,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:32,641 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:32,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:32,642 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:03:32,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:32,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:32,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:32,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:32,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:03:32,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:32,643 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:03:32,643 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_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2024-11-13 23:03:33,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:33,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:33,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:33,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:33,050 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:33,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i Unable to find full path for "g++" [2024-11-13 23:03:35,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:35,550 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:35,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2024-11-13 23:03:35,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data/3b136197c/1a4a24195ead4729a172cc948ba3a20b/FLAG343e9c94a [2024-11-13 23:03:35,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/data/3b136197c/1a4a24195ead4729a172cc948ba3a20b [2024-11-13 23:03:35,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:35,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:35,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:35,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:35,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:35,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:35" (1/1) ... [2024-11-13 23:03:35,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e76b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:35, skipping insertion in model container [2024-11-13 23:03:35,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:35" (1/1) ... [2024-11-13 23:03:35,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:36,160 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:36,263 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:36,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:36,292 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-13 23:03:36,310 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:36,373 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:36,399 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:36,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:36,408 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:36,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:36,556 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:36,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36 WrapperNode [2024-11-13 23:03:36,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:36,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:36,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:36,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:36,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,613 INFO L138 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 30, calls inlined = 5, statements flattened = 34 [2024-11-13 23:03:36,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:36,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:36,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:36,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:36,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:36,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:36,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:36,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:36,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:36" (1/1) ... [2024-11-13 23:03:36,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:36,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:36,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:36,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:36,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:03:36,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:36,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:03:36,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:36,929 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:36,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:37,104 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:37,104 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:03:37,258 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:03:37,258 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:03:37,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:37 BoogieIcfgContainer [2024-11-13 23:03:37,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:03:37,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:03:37,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:03:37,272 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:03:37,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:37" (1/1) ... [2024-11-13 23:03:37,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:03:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-13 23:03:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-13 23:03:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 23:03:37,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:37,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:37,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:37,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:37,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:03:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:37,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:37,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:37,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:03:37,636 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:03:37,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:03:37 ImpRootNode [2024-11-13 23:03:37,655 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:03:37,655 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:03:37,656 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:03:37,656 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:03:37,657 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:37" (3/4) ... [2024-11-13 23:03:37,660 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:03:37,661 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:03:37,662 INFO L158 Benchmark]: Toolchain (without parser) took 2040.52ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 39.5MB in the end (delta: 19.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-13 23:03:37,662 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:37,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 934.45ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 31.9MB in the end (delta: 27.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:03:37,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.60ms. Allocated memory is still 83.9MB. Free memory was 31.9MB in the beginning and 30.2MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:37,664 INFO L158 Benchmark]: Boogie Preprocessor took 27.32ms. Allocated memory is still 83.9MB. Free memory was 29.9MB in the beginning and 29.0MB in the end (delta: 867.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:37,664 INFO L158 Benchmark]: RCFGBuilder took 616.97ms. Allocated memory is still 83.9MB. Free memory was 29.0MB in the beginning and 50.1MB in the end (delta: -21.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-13 23:03:37,665 INFO L158 Benchmark]: CodeCheck took 394.89ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 39.5MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:37,665 INFO L158 Benchmark]: Witness Printer took 5.50ms. Allocated memory is still 83.9MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:37,667 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 1 procedures, 4 locations, 1 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, 2 NumberOfCodeBlocks, 2 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: 769]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 769. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a9; [L770] CALL entry_point() [L766] CALL probe_9() [L759] CALL, EXPR ldv_malloc(sizeof(int)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) [L759] a9 = (int *)ldv_malloc(sizeof(int)) [L760] COND TRUE \read(*a9) [L761] return 0; [L766] RET probe_9() [L767] a9 = 0 [L770] RET entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 934.45ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 31.9MB in the end (delta: 27.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.60ms. Allocated memory is still 83.9MB. Free memory was 31.9MB in the beginning and 30.2MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.32ms. Allocated memory is still 83.9MB. Free memory was 29.9MB in the beginning and 29.0MB in the end (delta: 867.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 616.97ms. Allocated memory is still 83.9MB. Free memory was 29.0MB in the beginning and 50.1MB in the end (delta: -21.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 394.89ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 39.5MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.50ms. Allocated memory is still 83.9MB. Free memory is still 39.5MB. 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 23:03:37,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ac64c18-c881-4e7c-b0d6-0c471d8f8516/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 Result: UNKNOWN: Overapproximated counterexample