./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm --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 0dd5cabd323c16c23269c368ffc4df58fdb8b144cfe36d2f954de0a57372ead0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:00,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:00,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:38:00,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:38:00,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:38:00,771 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:00,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:00,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:00,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:00,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:00,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:00,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:00,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:38:00,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:00,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:00,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:00,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:00,776 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:00,776 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:38:00,777 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:38:00,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:00,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:00,777 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:00,777 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:00,777 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:00,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:00,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:00,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:00,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:00,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:00,778 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:38:00,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:38:00,778 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm 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 -> 0dd5cabd323c16c23269c368ffc4df58fdb8b144cfe36d2f954de0a57372ead0 [2024-11-13 20:38:01,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:01,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:01,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:01,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:01,170 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:01,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i Unable to find full path for "g++" [2024-11-13 20:38:03,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:03,587 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:03,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i [2024-11-13 20:38:03,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data/b85ae6244/fe8bc17caae4467fbdea7221cc1ae5e3/FLAG0b7f2ca5e [2024-11-13 20:38:03,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data/b85ae6244/fe8bc17caae4467fbdea7221cc1ae5e3 [2024-11-13 20:38:03,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:03,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:03,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:03,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:03,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:03,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:03" (1/1) ... [2024-11-13 20:38:03,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ad772e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:03, skipping insertion in model container [2024-11-13 20:38:03,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:03" (1/1) ... [2024-11-13 20:38:03,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:04,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:04,723 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:04,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:05,007 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:05,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05 WrapperNode [2024-11-13 20:38:05,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:05,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:05,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:05,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:05,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,079 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 20:38:05,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:05,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:05,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:05,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:05,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:05,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:05,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:05,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:05,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:05,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:05,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:05,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:38:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:38:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:05,353 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:05,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:05,503 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:05,504 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:05,563 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:05,566 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:38:05,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:05 BoogieIcfgContainer [2024-11-13 20:38:05,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:05,568 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:05,568 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:05,580 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:05,580 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:05" (1/1) ... [2024-11-13 20:38:05,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:05,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:38:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:38:05,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:38:05,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:05,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:05,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:05,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 20:38:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 20:38:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:38:05,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:05,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:05,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:06,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:06,075 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:38:06,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:38:06 ImpRootNode [2024-11-13 20:38:06,107 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:38:06,107 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:38:06,107 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:38:06,108 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:38:06,108 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:05" (3/4) ... [2024-11-13 20:38:06,110 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:38:06,111 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:38:06,112 INFO L158 Benchmark]: Toolchain (without parser) took 2453.21ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 70.0MB in the end (delta: 44.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 20:38:06,112 INFO L158 Benchmark]: CDTParser took 1.68ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:06,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1347.24ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 107.3MB in the end (delta: 7.4MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 20:38:06,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.75ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 104.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:06,114 INFO L158 Benchmark]: Boogie Preprocessor took 36.97ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.2MB in the end (delta: 712.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:06,114 INFO L158 Benchmark]: RCFGBuilder took 449.20ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 90.3MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:06,114 INFO L158 Benchmark]: CodeCheck took 538.94ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 70.6MB in the end (delta: 19.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:38:06,115 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 70.0MB in the end (delta: 600.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:06,117 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: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1557] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] 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 1.68ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1347.24ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 107.3MB in the end (delta: 7.4MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.75ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 104.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.97ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.2MB in the end (delta: 712.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 449.20ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 90.3MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 538.94ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 70.6MB in the end (delta: 19.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 70.0MB in the end (delta: 600.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:38:06,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm --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 0dd5cabd323c16c23269c368ffc4df58fdb8b144cfe36d2f954de0a57372ead0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:08,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:08,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:38:08,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:08,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:08,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:08,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:08,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:08,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:08,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:08,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:08,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:08,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:08,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:08,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:38:08,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:38:08,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:08,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:38:08,952 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:38:08,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:38:08,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:08,952 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:08,953 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:08,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:08,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:08,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:08,953 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:38:08,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:08,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:08,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:08,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:08,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:08,954 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:38:08,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:08,954 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:38:08,954 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm 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 -> 0dd5cabd323c16c23269c368ffc4df58fdb8b144cfe36d2f954de0a57372ead0 [2024-11-13 20:38:09,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:09,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:09,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:09,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:09,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:09,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i Unable to find full path for "g++" [2024-11-13 20:38:11,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:11,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:11,809 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_18_bad.i [2024-11-13 20:38:11,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data/a053b7b50/8fe3e0ae232f4130bdf5480855d53dfd/FLAGfc4984aa2 [2024-11-13 20:38:11,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/data/a053b7b50/8fe3e0ae232f4130bdf5480855d53dfd [2024-11-13 20:38:11,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:11,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:11,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:11,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:11,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:11,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:11" (1/1) ... [2024-11-13 20:38:11,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@260e4a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:11, skipping insertion in model container [2024-11-13 20:38:11,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:11" (1/1) ... [2024-11-13 20:38:11,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:12,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:12,961 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:13,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:13,232 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:13,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13 WrapperNode [2024-11-13 20:38:13,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:13,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:13,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:13,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:13,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,306 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 20:38:13,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:13,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:13,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:13,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:13,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:13,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:13,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:13,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:13,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:13,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:13,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:13,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:38:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:38:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:13,587 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:13,589 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:13,715 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:13,715 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:13,756 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:13,756 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:38:13,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:13 BoogieIcfgContainer [2024-11-13 20:38:13,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:13,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:13,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:13,768 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:13,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:13" (1/1) ... [2024-11-13 20:38:13,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:38:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:38:13,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:38:13,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:13,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:13,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:38:13,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:38:13,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:38:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:14,049 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:38:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:14,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:38:14,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:38:14,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:14,144 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:38:14,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:38:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:14,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 20:38:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 20:38:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:38:14,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:14,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:38:14,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:38:14,209 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:38:14,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:38:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:14,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:14,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:14,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:38:14,612 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:38:14,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:38:14 ImpRootNode [2024-11-13 20:38:14,650 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:38:14,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:38:14,650 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:38:14,651 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:38:14,652 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:13" (3/4) ... [2024-11-13 20:38:14,655 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:38:14,656 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:38:14,659 INFO L158 Benchmark]: Toolchain (without parser) took 2776.64ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 89.6MB in the beginning and 196.9MB in the end (delta: -107.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-13 20:38:14,660 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:14,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1349.58ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 68.2MB in the end (delta: 21.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:14,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.64ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 65.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:14,663 INFO L158 Benchmark]: Boogie Preprocessor took 32.26ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:14,663 INFO L158 Benchmark]: RCFGBuilder took 412.55ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 49.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:38:14,664 INFO L158 Benchmark]: CodeCheck took 892.45ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 49.0MB in the beginning and 196.9MB in the end (delta: -147.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:14,664 INFO L158 Benchmark]: Witness Printer took 6.20ms. Allocated memory is still 234.9MB. Free memory was 196.9MB in the beginning and 196.9MB in the end (delta: 35.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:14,668 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1557] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] 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 0.44ms. Allocated memory is still 117.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1349.58ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 68.2MB in the end (delta: 21.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.64ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 65.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.26ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 412.55ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 49.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 892.45ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 49.0MB in the beginning and 196.9MB in the end (delta: -147.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.20ms. Allocated memory is still 234.9MB. Free memory was 196.9MB in the beginning and 196.9MB in the end (delta: 35.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:38:14,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe76fd1b-9084-4966-a6ae-150a9eaaca62/bin/ukojak-verify-EEHR8qb7sm/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