./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_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_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/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_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/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_62dd6a69-aa42-47ee-9327-b571d6b2084e/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 bf5cc2807f77c725ad9a161d6415591fed05b54f142a0e03d943b04178ec076f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:04,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:04,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:59:04,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:59:04,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:59:04,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:04,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:04,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:04,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:04,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:04,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:04,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:04,853 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:59:04,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:04,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:04,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:04,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:04,855 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:04,855 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:59:04,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:59:04,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:04,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:04,856 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:04,856 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:04,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:04,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:04,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:04,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:04,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:04,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:04,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:59:04,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:59:04,858 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_62dd6a69-aa42-47ee-9327-b571d6b2084e/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 -> bf5cc2807f77c725ad9a161d6415591fed05b54f142a0e03d943b04178ec076f [2024-11-13 16:59:05,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:05,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:05,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:05,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:05,321 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:05,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_bad.i Unable to find full path for "g++" [2024-11-13 16:59:07,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:08,148 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:08,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_bad.i [2024-11-13 16:59:08,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data/e3dfc8365/5dafa4d51adc4d648c5d421b618c7976/FLAG2b2c6c15c [2024-11-13 16:59:08,695 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data/e3dfc8365/5dafa4d51adc4d648c5d421b618c7976 [2024-11-13 16:59:08,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:08,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:08,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:08,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:08,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:08,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:08,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f854224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08, skipping insertion in model container [2024-11-13 16:59:08,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:08,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:10,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:10,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:10,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:10,546 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:10,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10 WrapperNode [2024-11-13 16:59:10,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:10,548 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:10,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:10,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:10,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,617 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-11-13 16:59:10,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:10,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:10,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:10,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:10,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:10,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:10,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:10,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:10,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:10" (1/1) ... [2024-11-13 16:59:10,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:10,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:10,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:10,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:59:10,739 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:10,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:59:10,953 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:10,957 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:11,195 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:11,195 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:11,275 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:11,277 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:59:11,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:11 BoogieIcfgContainer [2024-11-13 16:59:11,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:11,279 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:11,279 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:11,292 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:11,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:11" (1/1) ... [2024-11-13 16:59:11,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:59:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:59:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:59:11,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:12,143 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 16:59:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:12,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 16:59:12,221 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 16:59:12,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:59:12,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:12,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:12,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:12,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:12,476 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:59:12,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:59:12 ImpRootNode [2024-11-13 16:59:12,528 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:59:12,529 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:59:12,529 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:59:12,529 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:59:12,531 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:11" (3/4) ... [2024-11-13 16:59:12,534 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:59:12,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:59:12,540 INFO L158 Benchmark]: Toolchain (without parser) took 3837.54ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 71.8MB in the end (delta: 17.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-11-13 16:59:12,540 INFO L158 Benchmark]: CDTParser took 3.27ms. Allocated memory is still 83.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:12,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1846.06ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 80.0MB in the end (delta: 8.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 16:59:12,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.03ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 77.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:12,542 INFO L158 Benchmark]: Boogie Preprocessor took 29.42ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:12,542 INFO L158 Benchmark]: RCFGBuilder took 629.28ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 62.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:12,543 INFO L158 Benchmark]: CodeCheck took 1248.78ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 72.6MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:12,543 INFO L158 Benchmark]: Witness Printer took 7.00ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 71.8MB in the end (delta: 748.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:12,550 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1562]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.27ms. Allocated memory is still 83.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1846.06ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 80.0MB in the end (delta: 8.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.03ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 77.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.42ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.28ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 62.2MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1248.78ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 72.6MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.00ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 71.8MB in the end (delta: 748.5kB). 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 16:59:12,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/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_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/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_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/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_62dd6a69-aa42-47ee-9327-b571d6b2084e/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 bf5cc2807f77c725ad9a161d6415591fed05b54f142a0e03d943b04178ec076f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:15,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:16,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:59:16,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:16,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:16,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:16,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:16,075 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:16,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:16,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:59:16,076 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:16,077 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:59:16,077 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:59:16,077 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:59:16,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:16,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:16,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:16,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:16,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:16,078 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:16,078 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:59:16,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:16,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:16,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:16,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:16,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:16,079 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:59:16,079 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:16,079 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:59:16,079 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_62dd6a69-aa42-47ee-9327-b571d6b2084e/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 -> bf5cc2807f77c725ad9a161d6415591fed05b54f142a0e03d943b04178ec076f [2024-11-13 16:59:16,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:16,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:16,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:16,571 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:16,572 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:16,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_bad.i Unable to find full path for "g++" [2024-11-13 16:59:19,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:19,725 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:19,727 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_32_bad.i [2024-11-13 16:59:19,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data/e349da119/406999f217664985898c95e0dc225124/FLAGd10ace780 [2024-11-13 16:59:19,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/data/e349da119/406999f217664985898c95e0dc225124 [2024-11-13 16:59:19,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:19,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:19,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:19,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:19,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:19,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:19" (1/1) ... [2024-11-13 16:59:19,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48a2610e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:19, skipping insertion in model container [2024-11-13 16:59:19,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:19" (1/1) ... [2024-11-13 16:59:19,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:21,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:21,287 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:21,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:21,643 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:21,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21 WrapperNode [2024-11-13 16:59:21,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:21,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:21,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:21,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:21,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,709 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,751 INFO L138 Inliner]: procedures = 502, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2024-11-13 16:59:21,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:21,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:21,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:21,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:21,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,815 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:21,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:21,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:21,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:21,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:21" (1/1) ... [2024-11-13 16:59:21,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:21,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:21,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:21,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:59:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:59:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:59:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 16:59:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:59:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 16:59:22,143 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:22,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:22,361 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:22,362 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:22,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:22,452 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:59:22,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:22 BoogieIcfgContainer [2024-11-13 16:59:22,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:22,454 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:22,454 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:22,465 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:22,466 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:22" (1/1) ... [2024-11-13 16:59:22,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:22,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:22,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:59:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:59:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:59:22,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:22,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:22,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:22,547 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:22,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:59:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:22,814 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:22,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 16:59:22,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:22,975 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 16:59:22,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:59:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 16:59:23,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 16:59:23,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:59:23,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:23,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:23,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:23,020 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:23,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:59:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:23,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:23,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:23,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:59:23,680 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:59:23,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:59:23 ImpRootNode [2024-11-13 16:59:23,731 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:59:23,732 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:59:23,732 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:59:23,732 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:59:23,734 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:22" (3/4) ... [2024-11-13 16:59:23,738 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:59:23,739 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:59:23,740 INFO L158 Benchmark]: Toolchain (without parser) took 3924.84ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 89.2MB in the beginning and 195.7MB in the end (delta: -106.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-13 16:59:23,743 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 84.8MB in the end (delta: 50.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:23,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1827.61ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 67.0MB in the end (delta: 22.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:23,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.13ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 64.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:23,745 INFO L158 Benchmark]: Boogie Preprocessor took 63.03ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 63.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:23,746 INFO L158 Benchmark]: RCFGBuilder took 636.59ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 46.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:23,747 INFO L158 Benchmark]: CodeCheck took 1277.00ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 46.9MB in the beginning and 195.7MB in the end (delta: -148.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:23,749 INFO L158 Benchmark]: Witness Printer took 7.47ms. Allocated memory is still 243.3MB. Free memory was 195.7MB in the beginning and 195.7MB in the end (delta: 35.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:23,752 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 60 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1562]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 84.8MB in the end (delta: 50.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1827.61ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 67.0MB in the end (delta: 22.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.13ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 64.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.03ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 63.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 636.59ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 46.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1277.00ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 46.9MB in the beginning and 195.7MB in the end (delta: -148.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.47ms. Allocated memory is still 243.3MB. Free memory was 195.7MB in the beginning and 195.7MB in the end (delta: 35.9kB). 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 16:59:23,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62dd6a69-aa42-47ee-9327-b571d6b2084e/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