./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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 c98836b2ef36d1575af4f6b87dcc67cd052c429f39961e211858e2a8679f50ed --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:07:09,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:07:09,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:07:09,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:07:09,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:07:09,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:07:09,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:07:09,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:07:09,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:07:09,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:07:09,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:07:09,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:07:09,389 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:07:09,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:07:09,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:07:09,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:07:09,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:07:09,391 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:07:09,392 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:07:09,392 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:07:09,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:07:09,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:07:09,395 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:07:09,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:07:09,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:07:09,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:07:09,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:09,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:07:09,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:07:09,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:07:09,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:07:09,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:07:09,399 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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c98836b2ef36d1575af4f6b87dcc67cd052c429f39961e211858e2a8679f50ed [2024-11-08 22:07:09,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:07:09,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:07:09,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:07:09,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:07:09,767 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:07:09,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.i Unable to find full path for "g++" [2024-11-08 22:07:11,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:07:12,014 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:07:12,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.i [2024-11-08 22:07:12,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data/77adbef15/1b06c72834a0461c9908011f73aa726c/FLAG8e6aecb16 [2024-11-08 22:07:12,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data/77adbef15/1b06c72834a0461c9908011f73aa726c [2024-11-08 22:07:12,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:07:12,227 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:07:12,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:12,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:07:12,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:07:12,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:12" (1/1) ... [2024-11-08 22:07:12,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548e2dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:12, skipping insertion in model container [2024-11-08 22:07:12,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:12" (1/1) ... [2024-11-08 22:07:12,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:07:13,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:13,354 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:07:13,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:13,627 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:07:13,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13 WrapperNode [2024-11-08 22:07:13,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:13,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:13,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:07:13,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:07:13,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,740 INFO L138 Inliner]: procedures = 498, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-11-08 22:07:13,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:13,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:07:13,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:07:13,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:07:13,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:07:13,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:07:13,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:07:13,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:07:13,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:13" (1/1) ... [2024-11-08 22:07:13,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:13,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:07:13,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:07:13,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:07:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:07:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:07:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:07:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:07:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:07:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:07:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:07:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:07:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:07:14,088 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:07:14,091 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:14,257 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:07:14,258 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:14,312 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:07:14,313 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:07:14,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:14 BoogieIcfgContainer [2024-11-08 22:07:14,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:07:14,315 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:07:14,316 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:07:14,327 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:07:14,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:14" (1/1) ... [2024-11-08 22:07:14,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:07:14,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:07:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:07:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:07:14,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:14,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:14,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:14,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:14,822 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:07:14,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:07:14 ImpRootNode [2024-11-08 22:07:14,858 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:07:14,859 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:07:14,859 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:07:14,859 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:07:14,860 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:14" (3/4) ... [2024-11-08 22:07:14,862 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:07:14,863 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:07:14,865 INFO L158 Benchmark]: Toolchain (without parser) took 2637.24ms. Allocated memory is still 161.5MB. Free memory was 132.8MB in the beginning and 85.0MB in the end (delta: 47.8MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-11-08 22:07:14,865 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 123.7MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:14,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1404.06ms. Allocated memory is still 161.5MB. Free memory was 132.8MB in the beginning and 123.8MB in the end (delta: 9.0MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2024-11-08 22:07:14,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.78ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 120.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:07:14,867 INFO L158 Benchmark]: Boogie Preprocessor took 35.27ms. Allocated memory is still 161.5MB. Free memory was 120.7MB in the beginning and 119.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:14,868 INFO L158 Benchmark]: RCFGBuilder took 536.69ms. Allocated memory is still 161.5MB. Free memory was 119.6MB in the beginning and 103.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:07:14,869 INFO L158 Benchmark]: CodeCheck took 542.35ms. Allocated memory is still 161.5MB. Free memory was 103.9MB in the beginning and 85.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:07:14,869 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 161.5MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:14,873 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: 0.5s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1573]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE191_Integer_Underflow__int_min_predec_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_predec_67_structType myStruct; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_min_predec_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] --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 0.25ms. Allocated memory is still 123.7MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1404.06ms. Allocated memory is still 161.5MB. Free memory was 132.8MB in the beginning and 123.8MB in the end (delta: 9.0MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.78ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 120.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.27ms. Allocated memory is still 161.5MB. Free memory was 120.7MB in the beginning and 119.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.69ms. Allocated memory is still 161.5MB. Free memory was 119.6MB in the beginning and 103.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 542.35ms. Allocated memory is still 161.5MB. Free memory was 103.9MB in the beginning and 85.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.16ms. Allocated memory is still 161.5MB. Free memory is still 85.0MB. 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 22:07:14,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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 c98836b2ef36d1575af4f6b87dcc67cd052c429f39961e211858e2a8679f50ed --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:07:17,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:07:17,969 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:07:18,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:07:18,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:07:18,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:07:18,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:07:18,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:07:18,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:07:18,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:07:18,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:07:18,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:07:18,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:07:18,023 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:07:18,025 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:07:18,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:07:18,026 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:07:18,026 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:07:18,026 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:07:18,027 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:07:18,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:07:18,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:07:18,031 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:07:18,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:07:18,032 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:07:18,032 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:18,033 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:07:18,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:07:18,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:18,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:07:18,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:07:18,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:07:18,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:07:18,035 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:18,035 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:07:18,035 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_c34b70b9-c82c-4cf2-8016-4b54d0c50709/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c98836b2ef36d1575af4f6b87dcc67cd052c429f39961e211858e2a8679f50ed [2024-11-08 22:07:18,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:07:18,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:07:18,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:07:18,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:07:18,495 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:07:18,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.i Unable to find full path for "g++" [2024-11-08 22:07:20,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:07:20,864 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:07:20,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_67_bad.i [2024-11-08 22:07:20,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data/de55092f7/3382703eeec446709f9a574dc284b834/FLAGed96f687c [2024-11-08 22:07:20,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/data/de55092f7/3382703eeec446709f9a574dc284b834 [2024-11-08 22:07:20,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:07:20,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:07:20,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:20,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:07:20,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:07:20,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:20" (1/1) ... [2024-11-08 22:07:20,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b4cc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:20, skipping insertion in model container [2024-11-08 22:07:20,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:20" (1/1) ... [2024-11-08 22:07:21,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:07:22,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:22,127 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:07:22,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:22,384 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:07:22,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22 WrapperNode [2024-11-08 22:07:22,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:22,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:22,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:07:22,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:07:22,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,455 INFO L138 Inliner]: procedures = 503, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-11-08 22:07:22,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:22,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:07:22,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:07:22,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:07:22,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:07:22,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:07:22,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:07:22,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:07:22,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:22" (1/1) ... [2024-11-08 22:07:22,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:22,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:07:22,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:07:22,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:07:22,635 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:07:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:07:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:07:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:07:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:07:22,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:07:22,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:07:22,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:07:22,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:07:22,875 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:07:22,877 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:23,120 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:07:23,120 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:23,186 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:07:23,188 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:07:23,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:23 BoogieIcfgContainer [2024-11-08 22:07:23,188 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:07:23,189 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:07:23,190 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:07:23,200 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:07:23,200 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:23" (1/1) ... [2024-11-08 22:07:23,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:07:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:07:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:07:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:07:23,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:23,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:23,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:23,289 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:23,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:07:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:23,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:23,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:24,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:07:24,007 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:07:24,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:07:24 ImpRootNode [2024-11-08 22:07:24,043 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:07:24,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:07:24,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:07:24,046 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:07:24,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:23" (3/4) ... [2024-11-08 22:07:24,050 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:07:24,051 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:07:24,053 INFO L158 Benchmark]: Toolchain (without parser) took 3128.33ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 35.4MB in the beginning and 58.2MB in the end (delta: -22.8MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-08 22:07:24,053 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:24,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1458.43ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 35.2MB in the beginning and 39.6MB in the end (delta: -4.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:24,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.73ms. Allocated memory is still 79.7MB. Free memory was 39.2MB in the beginning and 36.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:24,057 INFO L158 Benchmark]: Boogie Preprocessor took 48.67ms. Allocated memory is still 79.7MB. Free memory was 36.2MB in the beginning and 34.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:24,058 INFO L158 Benchmark]: RCFGBuilder took 683.17ms. Allocated memory is still 79.7MB. Free memory was 34.2MB in the beginning and 38.8MB in the end (delta: -4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:07:24,059 INFO L158 Benchmark]: CodeCheck took 853.81ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 38.4MB in the beginning and 58.7MB in the end (delta: -20.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:24,060 INFO L158 Benchmark]: Witness Printer took 5.78ms. Allocated memory is still 96.5MB. Free memory was 58.7MB in the beginning and 58.2MB in the end (delta: 477.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:24,065 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: 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1573]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE191_Integer_Underflow__int_min_predec_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_predec_67_structType myStruct; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_min_predec_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] --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 0.20ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1458.43ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 35.2MB in the beginning and 39.6MB in the end (delta: -4.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.73ms. Allocated memory is still 79.7MB. Free memory was 39.2MB in the beginning and 36.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.67ms. Allocated memory is still 79.7MB. Free memory was 36.2MB in the beginning and 34.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 683.17ms. Allocated memory is still 79.7MB. Free memory was 34.2MB in the beginning and 38.8MB in the end (delta: -4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 853.81ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 38.4MB in the beginning and 58.7MB in the end (delta: -20.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.78ms. Allocated memory is still 96.5MB. Free memory was 58.7MB in the beginning and 58.2MB in the end (delta: 477.8kB). 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 22:07:24,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34b70b9-c82c-4cf2-8016-4b54d0c50709/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample