./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk --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 e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:30,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:30,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 22:16:30,992 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:16:30,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:16:31,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:31,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:31,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:31,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:31,045 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:31,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:16:31,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:31,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:31,047 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:16:31,050 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:16:31,051 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:16:31,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:31,052 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:31,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:16:31,052 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:31,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:31,058 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:31,058 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:31,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:31,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:31,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:31,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:31,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:31,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:16:31,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:16:31,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b [2024-11-08 22:16:31,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:31,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:31,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:31,497 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:31,498 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:31,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i Unable to find full path for "g++" [2024-11-08 22:16:33,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:34,158 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:34,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2024-11-08 22:16:34,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data/37719986a/8eb7f9e1aa83455d963396c4126d52f5/FLAG505dde382 [2024-11-08 22:16:34,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data/37719986a/8eb7f9e1aa83455d963396c4126d52f5 [2024-11-08 22:16:34,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:34,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:34,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:34,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:34,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:34,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:34" (1/1) ... [2024-11-08 22:16:34,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f4c5f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:34, skipping insertion in model container [2024-11-08 22:16:34,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:34" (1/1) ... [2024-11-08 22:16:34,471 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:35,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:35,250 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:35,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:35,452 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:35,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35 WrapperNode [2024-11-08 22:16:35,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:35,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:35,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:35,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:35,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,540 INFO L138 Inliner]: procedures = 165, calls = 69, calls flagged for inlining = 30, calls inlined = 5, statements flattened = 27 [2024-11-08 22:16:35,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:35,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:35,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:35,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:35,558 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,573 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:35,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:35,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:35,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:35,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:35" (1/1) ... [2024-11-08 22:16:35,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:35,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:35,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:35,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:16:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:16:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:35,868 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:35,871 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:35,974 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:16:35,974 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:36,072 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:16:36,073 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:16:36,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:36 BoogieIcfgContainer [2024-11-08 22:16:36,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:16:36,075 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:16:36,075 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:16:36,089 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:16:36,091 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:36" (1/1) ... [2024-11-08 22:16:36,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:16:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-08 22:16:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-08 22:16:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:16:36,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:36,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:36,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:36,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:36,436 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:16:36,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:16:36 ImpRootNode [2024-11-08 22:16:36,468 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:16:36,472 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:16:36,472 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:16:36,473 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:16:36,473 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:36" (3/4) ... [2024-11-08 22:16:36,479 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:16:36,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:16:36,514 INFO L158 Benchmark]: Toolchain (without parser) took 2111.61ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 142.2MB in the end (delta: -12.9MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2024-11-08 22:16:36,515 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:36,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1048.51ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 104.8MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 22:16:36,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.48ms. Allocated memory is still 174.1MB. Free memory was 104.8MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:36,527 INFO L158 Benchmark]: Boogie Preprocessor took 42.24ms. Allocated memory is still 174.1MB. Free memory was 102.7MB in the beginning and 101.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:36,528 INFO L158 Benchmark]: RCFGBuilder took 486.41ms. Allocated memory is still 174.1MB. Free memory was 101.4MB in the beginning and 88.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:36,529 INFO L158 Benchmark]: CodeCheck took 394.04ms. Allocated memory is still 174.1MB. Free memory was 88.8MB in the beginning and 76.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:36,529 INFO L158 Benchmark]: Witness Printer took 41.16ms. Allocated memory is still 174.1MB. Free memory was 76.3MB in the beginning and 142.2MB in the end (delta: -66.0MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-08 22:16:36,538 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: 763]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 763. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L764] CALL entry_point() [L761] CALL f5() [L758] CALL, EXPR ldv_malloc(sizeof(int)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L758] RET, EXPR ldv_malloc(sizeof(int)) [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L761] RET f5() [L764] RET entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1048.51ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 104.8MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.48ms. Allocated memory is still 174.1MB. Free memory was 104.8MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.24ms. Allocated memory is still 174.1MB. Free memory was 102.7MB in the beginning and 101.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 486.41ms. Allocated memory is still 174.1MB. Free memory was 101.4MB in the beginning and 88.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 394.04ms. Allocated memory is still 174.1MB. Free memory was 88.8MB in the beginning and 76.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 41.16ms. Allocated memory is still 174.1MB. Free memory was 76.3MB in the beginning and 142.2MB in the end (delta: -66.0MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:16:36,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk --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 e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:38,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:39,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 22:16:39,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:39,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:39,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:39,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:39,140 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:39,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:16:39,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:39,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:39,142 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:16:39,142 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:16:39,145 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:16:39,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:39,146 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:16:39,146 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:16:39,146 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:39,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:16:39,147 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:16:39,148 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:39,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:39,152 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:39,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:39,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:39,152 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:39,152 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:16:39,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:39,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:39,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:39,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:39,154 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:16:39,154 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:39,154 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:16:39,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b [2024-11-08 22:16:39,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:39,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:39,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:39,602 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:39,605 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:39,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i Unable to find full path for "g++" [2024-11-08 22:16:41,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:42,097 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:42,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2024-11-08 22:16:42,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data/700c71358/f4ecae6cde934c7db731f3417e2c3d81/FLAG67450b1f1 [2024-11-08 22:16:42,423 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/data/700c71358/f4ecae6cde934c7db731f3417e2c3d81 [2024-11-08 22:16:42,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:42,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:42,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:42,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:42,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:42,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:42" (1/1) ... [2024-11-08 22:16:42,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e4285d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:42, skipping insertion in model container [2024-11-08 22:16:42,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:42" (1/1) ... [2024-11-08 22:16:42,496 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:43,196 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:16:43,294 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:16:43,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:43,339 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-08 22:16:43,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:43,412 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:16:43,460 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:16:43,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:43,478 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:43,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:43,666 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:43,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43 WrapperNode [2024-11-08 22:16:43,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:43,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:43,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:43,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:43,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,753 INFO L138 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 30, calls inlined = 5, statements flattened = 27 [2024-11-08 22:16:43,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:43,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:43,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:43,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:43,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:43,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:43,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:43,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:43,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:43" (1/1) ... [2024-11-08 22:16:43,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:43,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:43,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:43,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:43,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:16:43,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:43,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:16:43,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:44,040 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:44,043 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:44,152 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:16:44,152 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:44,249 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:16:44,249 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:16:44,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:44 BoogieIcfgContainer [2024-11-08 22:16:44,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:16:44,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:16:44,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:16:44,267 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:16:44,268 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:44" (1/1) ... [2024-11-08 22:16:44,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:16:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-08 22:16:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-08 22:16:44,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:16:44,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:44,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:16:44,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:16:44,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:16:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:44,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:44,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:16:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:16:44,667 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:16:44,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:16:44,671 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:16:44,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:16:44 ImpRootNode [2024-11-08 22:16:44,704 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:16:44,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:16:44,705 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:16:44,705 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:16:44,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:44" (3/4) ... [2024-11-08 22:16:44,709 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:16:44,711 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:16:44,712 INFO L158 Benchmark]: Toolchain (without parser) took 2285.24ms. Allocated memory was 69.2MB in the beginning and 132.1MB in the end (delta: 62.9MB). Free memory was 35.1MB in the beginning and 107.4MB in the end (delta: -72.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:44,712 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:44,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1240.36ms. Allocated memory was 69.2MB in the beginning and 132.1MB in the end (delta: 62.9MB). Free memory was 34.9MB in the beginning and 102.0MB in the end (delta: -67.1MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-08 22:16:44,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.32ms. Allocated memory is still 132.1MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:44,716 INFO L158 Benchmark]: Boogie Preprocessor took 32.90ms. Allocated memory is still 132.1MB. Free memory was 99.9MB in the beginning and 98.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:44,717 INFO L158 Benchmark]: RCFGBuilder took 461.70ms. Allocated memory is still 132.1MB. Free memory was 98.3MB in the beginning and 84.2MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:44,720 INFO L158 Benchmark]: CodeCheck took 453.05ms. Allocated memory is still 132.1MB. Free memory was 84.2MB in the beginning and 107.4MB in the end (delta: -23.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:44,721 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 132.1MB. Free memory was 107.4MB in the beginning and 107.4MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:44,729 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 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: 763]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 763. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L764] CALL entry_point() [L761] CALL f5() [L758] CALL, EXPR ldv_malloc(sizeof(int)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L758] RET, EXPR ldv_malloc(sizeof(int)) [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L761] RET f5() [L764] RET entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1240.36ms. Allocated memory was 69.2MB in the beginning and 132.1MB in the end (delta: 62.9MB). Free memory was 34.9MB in the beginning and 102.0MB in the end (delta: -67.1MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.32ms. Allocated memory is still 132.1MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.90ms. Allocated memory is still 132.1MB. Free memory was 99.9MB in the beginning and 98.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 461.70ms. Allocated memory is still 132.1MB. Free memory was 98.3MB in the beginning and 84.2MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 453.05ms. Allocated memory is still 132.1MB. Free memory was 84.2MB in the beginning and 107.4MB in the end (delta: -23.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 132.1MB. Free memory was 107.4MB in the beginning and 107.4MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:16:44,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd2a2ff-c695-4f15-9a3c-c928a84029ea/bin/ukojak-verify-ImItNfHLgk/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