./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/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_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3234041458b1cb43f5c8cf47efd2786acbf35974c39e2e7dc8710d7ed359b74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:51:07,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:51:07,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:51:07,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:51:07,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:51:07,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:51:07,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:51:07,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:51:07,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:51:07,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:51:07,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:51:07,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:51:07,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:51:07,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:51:07,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:51:07,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:51:07,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:51:07,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:51:07,832 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:51:07,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:51:07,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:51:07,837 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:51:07,837 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:51:07,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:51:07,838 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:51:07,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:51:07,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:51:07,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:51:07,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:51:07,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:51:07,843 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:51:07,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:51:07,843 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_4c3cfab8-4248-46d8-a1c6-557e81293734/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3234041458b1cb43f5c8cf47efd2786acbf35974c39e2e7dc8710d7ed359b74 [2024-11-09 00:51:08,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:51:08,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:51:08,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:51:08,195 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:51:08,196 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:51:08,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i Unable to find full path for "g++" [2024-11-09 00:51:10,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:51:10,349 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:51:10,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i [2024-11-09 00:51:10,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/data/d8df12145/f1b51e0e02c4468db30a40754ced524b/FLAG80201f4e9 [2024-11-09 00:51:10,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/data/d8df12145/f1b51e0e02c4468db30a40754ced524b [2024-11-09 00:51:10,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:51:10,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:51:10,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:51:10,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:51:10,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:51:10,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:51:10" (1/1) ... [2024-11-09 00:51:10,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51005f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:10, skipping insertion in model container [2024-11-09 00:51:10,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:51:10" (1/1) ... [2024-11-09 00:51:10,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:51:10,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:51:10,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:51:10,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:51:11,008 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:51:11,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11 WrapperNode [2024-11-09 00:51:11,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:51:11,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:51:11,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:51:11,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:51:11,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,040 INFO L138 Inliner]: procedures = 12, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-09 00:51:11,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:51:11,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:51:11,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:51:11,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:51:11,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,053 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:51:11,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:51:11,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:51:11,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:51:11,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:51:11,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:51:11,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:51:11,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:51:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:51:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:51:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-09 00:51:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-09 00:51:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-11-09 00:51:11,135 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-11-09 00:51:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:51:11,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:51:11,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:51:11,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:51:11,265 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:51:11,269 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:51:11,527 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-09 00:51:11,527 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:51:11,565 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:51:11,568 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:51:11,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:11 BoogieIcfgContainer [2024-11-09 00:51:11,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:51:11,570 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:51:11,570 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:51:11,581 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:51:11,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:11" (1/1) ... [2024-11-09 00:51:11,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:51:11,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2024-11-09 00:51:11,662 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2024-11-09 00:51:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:51:11,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:11,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:51:11,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:51:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:51:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:51:11,940 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:51:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:51:11,966 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:51:11,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:51:11 ImpRootNode [2024-11-09 00:51:11,994 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:51:11,995 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:51:11,997 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:51:11,997 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:51:11,998 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:11" (3/4) ... [2024-11-09 00:51:11,999 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:51:12,044 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:51:12,044 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:51:12,047 INFO L158 Benchmark]: Toolchain (without parser) took 1306.34ms. Allocated memory is still 151.0MB. Free memory was 115.0MB in the beginning and 70.4MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-09 00:51:12,048 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:51:12,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.86ms. Allocated memory is still 151.0MB. Free memory was 115.0MB in the beginning and 103.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:51:12,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.04ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 101.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:51:12,051 INFO L158 Benchmark]: Boogie Preprocessor took 21.46ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 101.0MB in the end (delta: 853.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:51:12,052 INFO L158 Benchmark]: RCFGBuilder took 505.68ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 87.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:51:12,053 INFO L158 Benchmark]: CodeCheck took 424.69ms. Allocated memory is still 151.0MB. Free memory was 87.2MB in the beginning and 72.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:51:12,053 INFO L158 Benchmark]: Witness Printer took 49.18ms. Allocated memory is still 151.0MB. Free memory was 72.3MB in the beginning and 70.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:51:12,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 30 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 13]: integer overflow possible integer overflow possible We found a FailurePath: [L44] int *p1 = malloc(sizeof(int)); [L45] int *p2 = malloc(sizeof(int)); [L47] *p1 = __VERIFIER_nondet_int() [L48] *p2 = __VERIFIER_nondet_int() [L50] CALL f(p1,p2) VAL [\old(p)={-3153:0}, \old(q)={-3154:0}] [L13] EXPR \read(*p) [L13] EXPR \read(*q) VAL [\old(p)={-3153:0}, \old(q)={-3154:0}, p={-3153:0}, q={-3154:0}] [L13] *p + *q VAL [\old(p)={-3153:0}, \old(q)={-3154:0}, p={-3153:0}, q={-3154:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.86ms. Allocated memory is still 151.0MB. Free memory was 115.0MB in the beginning and 103.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.04ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 101.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.46ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 101.0MB in the end (delta: 853.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.68ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 87.2MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 424.69ms. Allocated memory is still 151.0MB. Free memory was 87.2MB in the beginning and 72.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 49.18ms. Allocated memory is still 151.0MB. Free memory was 72.3MB in the beginning and 70.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:51:12,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c3cfab8-4248-46d8-a1c6-557e81293734/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)