./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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 d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:34:54,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:34:54,801 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:34:54,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:34:54,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:34:54,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:34:54,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:34:54,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:34:54,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:34:54,840 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:34:54,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:34:54,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:34:54,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:34:54,841 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:34:54,842 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:34:54,842 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:34:54,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:34:54,843 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:34:54,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:34:54,844 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:34:54,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:34:54,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:34:54,845 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:34:54,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:34:54,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:34:54,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:54,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:34:54,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:34:54,848 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:34:54,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:34:54,849 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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2024-11-08 23:34:55,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:34:55,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:34:55,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:34:55,208 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:34:55,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:34:55,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i Unable to find full path for "g++" [2024-11-08 23:34:57,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:34:57,634 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:34:57,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2024-11-08 23:34:57,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data/09b9a88e5/233a6788058a4f0cb00d5b764b99e9e9/FLAGdfdd6191d [2024-11-08 23:34:57,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data/09b9a88e5/233a6788058a4f0cb00d5b764b99e9e9 [2024-11-08 23:34:57,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:34:57,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:34:57,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:57,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:34:57,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:34:57,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:57" (1/1) ... [2024-11-08 23:34:57,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4767fd6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:57, skipping insertion in model container [2024-11-08 23:34:57,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:57" (1/1) ... [2024-11-08 23:34:57,999 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:34:58,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:58,564 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:34:58,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:58,689 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:34:58,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58 WrapperNode [2024-11-08 23:34:58,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:58,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:58,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:34:58,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:34:58,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,752 INFO L138 Inliner]: procedures = 164, calls = 68, calls flagged for inlining = 29, calls inlined = 4, statements flattened = 25 [2024-11-08 23:34:58,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:58,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:34:58,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:34:58,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:34:58,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:34:58,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:34:58,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:34:58,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:34:58,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:58,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:34:58,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:34:58,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:34:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:34:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:34:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:34:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:34:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:34:59,068 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:34:59,074 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:34:59,148 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:34:59,148 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:34:59,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:34:59,223 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:34:59,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:59 BoogieIcfgContainer [2024-11-08 23:34:59,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:34:59,225 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:34:59,225 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:34:59,237 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:34:59,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:59" (1/1) ... [2024-11-08 23:34:59,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:34:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-08 23:34:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-08 23:34:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:34:59,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:59,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,437 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:34:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:34:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,566 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:34:59,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:34:59 ImpRootNode [2024-11-08 23:34:59,586 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:34:59,587 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:34:59,589 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:34:59,589 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:34:59,590 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:59" (3/4) ... [2024-11-08 23:34:59,593 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:34:59,594 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:34:59,596 INFO L158 Benchmark]: Toolchain (without parser) took 1660.44ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 91.1MB in the beginning and 119.5MB in the end (delta: -28.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-08 23:34:59,597 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:59,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.70ms. Allocated memory is still 130.0MB. Free memory was 90.8MB in the beginning and 66.5MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:59,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.35ms. Allocated memory is still 130.0MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:59,601 INFO L158 Benchmark]: Boogie Preprocessor took 31.79ms. Allocated memory is still 130.0MB. Free memory was 64.5MB in the beginning and 63.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:59,602 INFO L158 Benchmark]: RCFGBuilder took 437.17ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 63.3MB in the beginning and 132.9MB in the end (delta: -69.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-08 23:34:59,604 INFO L158 Benchmark]: CodeCheck took 361.42ms. Allocated memory is still 172.0MB. Free memory was 132.9MB in the beginning and 120.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:34:59,605 INFO L158 Benchmark]: Witness Printer took 7.51ms. Allocated memory is still 172.0MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:59,608 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: 760]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 760. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L761] CALL entry_point() [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 entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.70ms. Allocated memory is still 130.0MB. Free memory was 90.8MB in the beginning and 66.5MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.35ms. Allocated memory is still 130.0MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.79ms. Allocated memory is still 130.0MB. Free memory was 64.5MB in the beginning and 63.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.17ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 63.3MB in the beginning and 132.9MB in the end (delta: -69.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * CodeCheck took 361.42ms. Allocated memory is still 172.0MB. Free memory was 132.9MB in the beginning and 120.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.51ms. Allocated memory is still 172.0MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:34:59,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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 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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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 d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:35:02,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:35:02,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 23:35:02,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:35:02,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:35:02,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:35:02,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:35:02,198 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:35:02,198 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:35:02,200 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:35:02,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:35:02,201 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:35:02,202 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:35:02,202 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:35:02,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:35:02,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:35:02,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:35:02,204 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:35:02,204 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:35:02,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:35:02,205 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:35:02,210 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:35:02,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:35:02,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:35:02,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:35:02,214 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:02,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:35:02,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:35:02,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:02,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:35:02,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:35:02,217 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:35:02,217 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:02,217 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:35:02,217 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_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2024-11-08 23:35:02,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:35:02,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:35:02,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:35:02,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:35:02,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:35:02,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i Unable to find full path for "g++" [2024-11-08 23:35:04,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:35:05,062 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:35:05,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2024-11-08 23:35:05,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data/94882400c/0d5c3ef67f5840f79b41a600c568f970/FLAG678c1635e [2024-11-08 23:35:05,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/data/94882400c/0d5c3ef67f5840f79b41a600c568f970 [2024-11-08 23:35:05,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:35:05,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:35:05,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:05,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:35:05,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:35:05,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:05" (1/1) ... [2024-11-08 23:35:05,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bfef99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:05, skipping insertion in model container [2024-11-08 23:35:05,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:05" (1/1) ... [2024-11-08 23:35:05,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:35:05,645 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 23:35:05,733 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 23:35:05,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:05,764 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-08 23:35:05,805 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:35:05,873 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 23:35:05,913 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 23:35:05,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:05,929 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:35:06,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:06,069 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:35:06,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06 WrapperNode [2024-11-08 23:35:06,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:06,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:06,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:35:06,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:35:06,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,142 INFO L138 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 29, calls inlined = 4, statements flattened = 25 [2024-11-08 23:35:06,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:06,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:35:06,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:35:06,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:35:06,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:35:06,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:35:06,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:35:06,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:35:06,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:06,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:35:06,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:35:06,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:35:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:35:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:35:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:35:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:35:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:35:06,384 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:35:06,387 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:35:06,510 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:35:06,510 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:35:06,627 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:35:06,628 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:35:06,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:06 BoogieIcfgContainer [2024-11-08 23:35:06,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:35:06,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:35:06,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:35:06,643 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:35:06,644 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:35:06,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-08 23:35:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-08 23:35:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:35:06,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:06,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:06,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:06,722 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:06,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:35:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:06,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:06,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:06,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:35:06,977 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:35:06,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:35:06 ImpRootNode [2024-11-08 23:35:07,000 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:35:07,002 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:35:07,003 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:35:07,003 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:35:07,004 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:06" (3/4) ... [2024-11-08 23:35:07,006 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:35:07,008 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:35:07,009 INFO L158 Benchmark]: Toolchain (without parser) took 1908.69ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 55.9MB in the end (delta: 10.3MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-08 23:35:07,010 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:07,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 968.54ms. Allocated memory is still 92.3MB. Free memory was 66.0MB in the beginning and 56.4MB in the end (delta: 9.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-08 23:35:07,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.41ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 54.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:07,013 INFO L158 Benchmark]: Boogie Preprocessor took 37.63ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:07,016 INFO L158 Benchmark]: RCFGBuilder took 443.93ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 67.3MB in the end (delta: -14.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-08 23:35:07,017 INFO L158 Benchmark]: CodeCheck took 368.67ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 55.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:35:07,017 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 92.3MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:07,020 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: 760]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 760. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L761] CALL entry_point() [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 entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 968.54ms. Allocated memory is still 92.3MB. Free memory was 66.0MB in the beginning and 56.4MB in the end (delta: 9.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.41ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 54.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.63ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 443.93ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 67.3MB in the end (delta: -14.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * CodeCheck took 368.67ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 55.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 92.3MB. Free memory is still 55.9MB. 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 23:35:07,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a002d2-b1dd-47b2-8338-6e76ffdd73dd/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample