./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/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_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/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_8bfae706-5637-4504-bf31-66ac6f03e12c/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 d3c11423cc7a72fd3fed5783a94c59c9d8bd8ffcb40881150d9644731098ea2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:05,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:05,851 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:06:05,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:05,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:05,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:05,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:05,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:05,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:05,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:05,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:05,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:05,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:05,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:05,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:05,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:05,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:05,904 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:05,904 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:06:05,905 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:05,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:05,906 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:05,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:05,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:05,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:05,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:05,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:05,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:05,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:05,908 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:05,908 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:05,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:05,909 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_8bfae706-5637-4504-bf31-66ac6f03e12c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3c11423cc7a72fd3fed5783a94c59c9d8bd8ffcb40881150d9644731098ea2e [2024-11-08 22:06:06,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:06,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:06,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:06,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:06,248 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:06,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i Unable to find full path for "g++" [2024-11-08 22:06:08,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:08,671 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:08,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i [2024-11-08 22:06:08,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data/6ae49891e/bf77f6306ae544d19787cb7a81f887bf/FLAG074294264 [2024-11-08 22:06:08,732 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data/6ae49891e/bf77f6306ae544d19787cb7a81f887bf [2024-11-08 22:06:08,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:08,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:08,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:08,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:08,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:08,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:08" (1/1) ... [2024-11-08 22:06:08,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3480c535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:08, skipping insertion in model container [2024-11-08 22:06:08,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:08" (1/1) ... [2024-11-08 22:06:08,830 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:10,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:10,166 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:10,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:10,587 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:10,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10 WrapperNode [2024-11-08 22:06:10,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:10,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:10,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:10,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:10,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,672 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2024-11-08 22:06:10,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:10,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:10,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:10,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:10,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:10,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:10,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:10,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:10,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:10" (1/1) ... [2024-11-08 22:06:10,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:10,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:10,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:10,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:06:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:06:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:11,010 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:11,012 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:11,316 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:11,316 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:11,627 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:11,627 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:11,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11 BoogieIcfgContainer [2024-11-08 22:06:11,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:11,629 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:11,629 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:11,642 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:11,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11" (1/1) ... [2024-11-08 22:06:11,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:11,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:06:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:06:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:06:11,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:06:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:06:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:12,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:12,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:12,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:12,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:12,822 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:06:12,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:12 ImpRootNode [2024-11-08 22:06:12,870 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:12,871 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:12,871 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:12,872 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:12,874 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11" (3/4) ... [2024-11-08 22:06:12,878 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:12,879 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:12,880 INFO L158 Benchmark]: Toolchain (without parser) took 4142.52ms. Allocated memory is still 163.6MB. Free memory was 118.5MB in the beginning and 56.5MB in the end (delta: 62.0MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:12,881 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 139.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:12,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1849.17ms. Allocated memory is still 163.6MB. Free memory was 118.5MB in the beginning and 95.6MB in the end (delta: 22.9MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:12,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.31ms. Allocated memory is still 163.6MB. Free memory was 95.6MB in the beginning and 92.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:12,883 INFO L158 Benchmark]: Boogie Preprocessor took 50.55ms. Allocated memory is still 163.6MB. Free memory was 92.9MB in the beginning and 91.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:12,884 INFO L158 Benchmark]: RCFGBuilder took 903.84ms. Allocated memory is still 163.6MB. Free memory was 90.8MB in the beginning and 119.4MB in the end (delta: -28.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:12,884 INFO L158 Benchmark]: CodeCheck took 1241.34ms. Allocated memory is still 163.6MB. Free memory was 119.4MB in the beginning and 57.4MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-08 22:06:12,885 INFO L158 Benchmark]: Witness Printer took 8.66ms. Allocated memory is still 163.6MB. Free memory was 57.4MB in the beginning and 56.5MB in the end (delta: 943.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:12,892 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1562, overapproximation of bitwiseOr at line 1552. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1562] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE190_Integer_Overflow__int_rand_postinc_01_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 139.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1849.17ms. Allocated memory is still 163.6MB. Free memory was 118.5MB in the beginning and 95.6MB in the end (delta: 22.9MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.31ms. Allocated memory is still 163.6MB. Free memory was 95.6MB in the beginning and 92.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.55ms. Allocated memory is still 163.6MB. Free memory was 92.9MB in the beginning and 91.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 903.84ms. Allocated memory is still 163.6MB. Free memory was 90.8MB in the beginning and 119.4MB in the end (delta: -28.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * CodeCheck took 1241.34ms. Allocated memory is still 163.6MB. Free memory was 119.4MB in the beginning and 57.4MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 8.66ms. Allocated memory is still 163.6MB. Free memory was 57.4MB in the beginning and 56.5MB in the end (delta: 943.3kB). 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 22:06:12,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/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_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/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_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/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 d3c11423cc7a72fd3fed5783a94c59c9d8bd8ffcb40881150d9644731098ea2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:15,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:15,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:06:15,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:15,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:15,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:15,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:15,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:15,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:15,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:15,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:15,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:15,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:15,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:15,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:15,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:15,984 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:15,984 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:06:15,985 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:15,985 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:15,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:15,986 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:15,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:15,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:15,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:15,988 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:15,988 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:15,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:15,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:15,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:15,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:15,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:15,991 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:15,991 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:15,991 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:15,992 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_8bfae706-5637-4504-bf31-66ac6f03e12c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3c11423cc7a72fd3fed5783a94c59c9d8bd8ffcb40881150d9644731098ea2e [2024-11-08 22:06:16,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:16,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:16,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:16,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:16,489 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:16,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i Unable to find full path for "g++" [2024-11-08 22:06:18,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:19,216 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:19,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_01_bad.i [2024-11-08 22:06:19,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data/dbbda20c0/369008b8f6cd4a7694e0e52158278c6c/FLAG5b42463f9 [2024-11-08 22:06:19,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/data/dbbda20c0/369008b8f6cd4a7694e0e52158278c6c [2024-11-08 22:06:19,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:19,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:19,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:19,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:19,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:19,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:19" (1/1) ... [2024-11-08 22:06:19,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e45853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:19, skipping insertion in model container [2024-11-08 22:06:19,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:19" (1/1) ... [2024-11-08 22:06:19,377 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:20,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:20,688 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:20,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:21,081 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:21,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21 WrapperNode [2024-11-08 22:06:21,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:21,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:21,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:21,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:21,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,160 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2024-11-08 22:06:21,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:21,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:21,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:21,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:21,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:21,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:21,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:21,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:21,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:21,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:21,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:21,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:06:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:06:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:21,513 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:21,516 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:21,727 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:21,727 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:21,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:21,838 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:21,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:21 BoogieIcfgContainer [2024-11-08 22:06:21,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:21,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:21,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:21,853 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:21,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:21" (1/1) ... [2024-11-08 22:06:21,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:21,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:06:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:06:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:06:21,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:21,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:21,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:21,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:21,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:06:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:22,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:06:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:22,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:06:22,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:22,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:22,285 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:06:22,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:06:22,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:06:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:06:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:22,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:22,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:22,332 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:22,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:06:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:22,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:22,666 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:22,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:06:22,720 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:06:22,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:22 ImpRootNode [2024-11-08 22:06:22,761 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:22,762 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:22,762 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:22,763 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:22,763 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:21" (3/4) ... [2024-11-08 22:06:22,766 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:22,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:22,769 INFO L158 Benchmark]: Toolchain (without parser) took 3480.94ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 47.8MB in the beginning and 48.3MB in the end (delta: -523.7kB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:22,771 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:22,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1793.85ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 47.6MB in the beginning and 66.3MB in the end (delta: -18.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:22,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.54ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 63.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:06:22,774 INFO L158 Benchmark]: Boogie Preprocessor took 54.29ms. Allocated memory is still 98.6MB. Free memory was 63.1MB in the beginning and 61.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:22,774 INFO L158 Benchmark]: RCFGBuilder took 622.91ms. Allocated memory is still 98.6MB. Free memory was 61.5MB in the beginning and 43.3MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:06:22,776 INFO L158 Benchmark]: CodeCheck took 921.68ms. Allocated memory is still 98.6MB. Free memory was 43.3MB in the beginning and 48.9MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:22,777 INFO L158 Benchmark]: Witness Printer took 5.97ms. Allocated memory is still 98.6MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:22,782 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1562. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1562] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE190_Integer_Overflow__int_rand_postinc_01_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1793.85ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 47.6MB in the beginning and 66.3MB in the end (delta: -18.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.54ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 63.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.29ms. Allocated memory is still 98.6MB. Free memory was 63.1MB in the beginning and 61.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 622.91ms. Allocated memory is still 98.6MB. Free memory was 61.5MB in the beginning and 43.3MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 921.68ms. Allocated memory is still 98.6MB. Free memory was 43.3MB in the beginning and 48.9MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.97ms. Allocated memory is still 98.6MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:06:22,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bfae706-5637-4504-bf31-66ac6f03e12c/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