./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_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_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/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_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/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_04e2857a-4e5a-47f2-9b12-85865e00d895/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 df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:38:43,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:38:43,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:38:43,884 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:38:43,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:38:43,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:38:43,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:38:43,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:38:43,913 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:38:43,914 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:38:43,914 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:38:43,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:38:43,915 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:38:43,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:38:43,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:38:43,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:38:43,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:38:43,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:38:43,919 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:38:43,919 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:38:43,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:38:43,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:38:43,921 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:38:43,922 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:38:43,922 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:38:43,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:38:43,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:43,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:38:43,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:38:43,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:38:43,925 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:38:43,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:38:43,926 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_04e2857a-4e5a-47f2-9b12-85865e00d895/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 [2024-11-08 19:38:44,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:38:44,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:38:44,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:38:44,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:38:44,329 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:38:44,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i Unable to find full path for "g++" [2024-11-08 19:38:46,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:38:47,113 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:38:47,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i [2024-11-08 19:38:47,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data/4443abb19/9f8a061bfa994a2bba092a23feaf5888/FLAG6d0070f75 [2024-11-08 19:38:47,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data/4443abb19/9f8a061bfa994a2bba092a23feaf5888 [2024-11-08 19:38:47,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:38:47,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:38:47,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:47,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:38:47,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:38:47,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:47" (1/1) ... [2024-11-08 19:38:47,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5320c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:47, skipping insertion in model container [2024-11-08 19:38:47,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:47" (1/1) ... [2024-11-08 19:38:47,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:38:49,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:38:49,077 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:38:49,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:38:49,425 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:38:49,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49 WrapperNode [2024-11-08 19:38:49,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:49,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:38:49,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:38:49,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:38:49,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,536 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 19:38:49,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:38:49,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:38:49,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:38:49,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:38:49,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,576 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:38:49,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:38:49,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:38:49,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:38:49,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:49" (1/1) ... [2024-11-08 19:38:49,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:38:49,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:38:49,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:38:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:38:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:38:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:38:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:38:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:38:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:38:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:38:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:38:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:38:49,843 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:38:49,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:38:49,976 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 19:38:49,976 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:38:50,023 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:38:50,023 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:38:50,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:50 BoogieIcfgContainer [2024-11-08 19:38:50,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:38:50,025 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:38:50,025 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:38:50,040 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:38:50,041 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:50" (1/1) ... [2024-11-08 19:38:50,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:38:50,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:50,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:38:50,113 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:38:50,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:38:50,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:50,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:38:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:50,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:38:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:50,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:38:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:50,554 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:38:50,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:38:50 ImpRootNode [2024-11-08 19:38:50,593 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:38:50,597 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:38:50,597 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:38:50,597 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:38:50,598 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:50" (3/4) ... [2024-11-08 19:38:50,602 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:38:50,604 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:38:50,605 INFO L158 Benchmark]: Toolchain (without parser) took 2922.36ms. Allocated memory is still 163.6MB. Free memory was 130.5MB in the beginning and 78.6MB in the end (delta: 51.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,605 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:38:50,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1741.35ms. Allocated memory is still 163.6MB. Free memory was 129.8MB in the beginning and 116.4MB in the end (delta: 13.4MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,607 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.70ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 113.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,609 INFO L158 Benchmark]: Boogie Preprocessor took 49.04ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 111.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,610 INFO L158 Benchmark]: RCFGBuilder took 436.49ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 96.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,612 INFO L158 Benchmark]: CodeCheck took 568.83ms. Allocated memory is still 163.6MB. Free memory was 96.5MB in the beginning and 79.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,613 INFO L158 Benchmark]: Witness Printer took 7.24ms. Allocated memory is still 163.6MB. Free memory was 79.6MB in the beginning and 78.6MB in the end (delta: 976.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:50,619 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, 14 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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: 1571]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] data * 2 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 0.18ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1741.35ms. Allocated memory is still 163.6MB. Free memory was 129.8MB in the beginning and 116.4MB in the end (delta: 13.4MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.70ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 113.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.04ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 111.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.49ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 96.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 568.83ms. Allocated memory is still 163.6MB. Free memory was 96.5MB in the beginning and 79.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.24ms. Allocated memory is still 163.6MB. Free memory was 79.6MB in the beginning and 78.6MB in the end (delta: 976.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:38:50,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/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_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/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_04e2857a-4e5a-47f2-9b12-85865e00d895/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 df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:38:53,546 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:38:53,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:38:53,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:38:53,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:38:53,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:38:53,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:38:53,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:38:53,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:38:53,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:38:53,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:38:53,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:38:53,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:38:53,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:38:53,696 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:38:53,697 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:38:53,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:38:53,698 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:38:53,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:38:53,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:38:53,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:38:53,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:38:53,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:38:53,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:38:53,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:38:53,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:53,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:38:53,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:38:53,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:53,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:38:53,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:38:53,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:38:53,705 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:38:53,705 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:53,706 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:38:53,706 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_04e2857a-4e5a-47f2-9b12-85865e00d895/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df7ca988d0d6a3cc7116bd119f544061600c7a02682e6f498b1af2652ec77193 [2024-11-08 19:38:54,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:38:54,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:38:54,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:38:54,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:38:54,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:38:54,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i Unable to find full path for "g++" [2024-11-08 19:38:56,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:38:56,735 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:38:56,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_66_bad.i [2024-11-08 19:38:56,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data/035dd1b91/313283a231dc4c00b376ecc6e8661a14/FLAG9ef0786ba [2024-11-08 19:38:56,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/data/035dd1b91/313283a231dc4c00b376ecc6e8661a14 [2024-11-08 19:38:56,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:38:56,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:38:56,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:56,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:38:56,799 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:38:56,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:56" (1/1) ... [2024-11-08 19:38:56,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb6f2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:56, skipping insertion in model container [2024-11-08 19:38:56,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:38:56" (1/1) ... [2024-11-08 19:38:56,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:38:58,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:38:58,071 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:38:58,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:38:58,407 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:38:58,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58 WrapperNode [2024-11-08 19:38:58,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:38:58,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:38:58,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:38:58,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:38:58,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,526 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 19:38:58,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:38:58,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:38:58,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:38:58,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:38:58,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:38:58,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:38:58,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:38:58,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:38:58,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:38:58" (1/1) ... [2024-11-08 19:38:58,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:58,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:38:58,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:38:58,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:38:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:38:58,672 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:38:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:38:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:38:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:38:58,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:38:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:38:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:38:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:38:58,912 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:38:58,914 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:38:59,163 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 19:38:59,164 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:38:59,240 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:38:59,241 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:38:59,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:59 BoogieIcfgContainer [2024-11-08 19:38:59,242 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:38:59,243 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:38:59,243 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:38:59,256 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:38:59,256 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:59" (1/1) ... [2024-11-08 19:38:59,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:38:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:59,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:38:59,350 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:38:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:38:59,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:59,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:59,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:38:59,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:38:59,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:38:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:59,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:38:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:59,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:38:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:38:59,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:38:59,897 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:38:59,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:38:59 ImpRootNode [2024-11-08 19:38:59,941 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:38:59,942 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:38:59,942 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:38:59,944 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:38:59,945 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:59" (3/4) ... [2024-11-08 19:38:59,948 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:38:59,949 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:38:59,951 INFO L158 Benchmark]: Toolchain (without parser) took 3160.19ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 64.9MB in the beginning and 62.2MB in the end (delta: 2.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-08 19:38:59,951 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:38:59,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1620.55ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 60.2MB in the end (delta: 4.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-08 19:38:59,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.03ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 56.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:38:59,955 INFO L158 Benchmark]: Boogie Preprocessor took 67.14ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 54.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:38:59,956 INFO L158 Benchmark]: RCFGBuilder took 645.87ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.9MB in the beginning and 79.0MB in the end (delta: -24.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-08 19:38:59,957 INFO L158 Benchmark]: CodeCheck took 698.08ms. Allocated memory is still 111.1MB. Free memory was 79.0MB in the beginning and 62.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:38:59,958 INFO L158 Benchmark]: Witness Printer took 7.92ms. Allocated memory is still 111.1MB. Free memory was 62.7MB in the beginning and 62.2MB in the end (delta: 531.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:38:59,964 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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: 1571]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] data * 2 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 0.21ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1620.55ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 60.2MB in the end (delta: 4.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.03ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 56.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.14ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 54.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.87ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.9MB in the beginning and 79.0MB in the end (delta: -24.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 698.08ms. Allocated memory is still 111.1MB. Free memory was 79.0MB in the beginning and 62.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.92ms. Allocated memory is still 111.1MB. Free memory was 62.7MB in the beginning and 62.2MB in the end (delta: 531.8kB). 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 19:39:00,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e2857a-4e5a-47f2-9b12-85865e00d895/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