./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89e285037208c84f45f1db6130f96dea289a472cf74a875eaf135bf12398a4a7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:41:20,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:41:20,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:41:20,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:41:20,905 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:41:20,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:41:20,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:41:20,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:41:20,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:41:20,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:41:20,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:41:20,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:41:20,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:41:20,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:41:20,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:41:20,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:41:20,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:41:20,943 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:41:20,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:41:20,944 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:41:20,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:41:20,945 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:41:20,945 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:41:20,945 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:41:20,946 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:41:20,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:41:20,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:20,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:41:20,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:41:20,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:41:20,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:41:20,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:41:20,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89e285037208c84f45f1db6130f96dea289a472cf74a875eaf135bf12398a4a7 [2024-11-08 23:41:21,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:41:21,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:41:21,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:41:21,319 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:41:21,320 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:41:21,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i Unable to find full path for "g++" [2024-11-08 23:41:23,351 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:41:23,716 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:41:23,717 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i [2024-11-08 23:41:23,742 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data/79b524191/cd5f980c91184408bd33674e7d325494/FLAG76c130fa9 [2024-11-08 23:41:23,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data/79b524191/cd5f980c91184408bd33674e7d325494 [2024-11-08 23:41:23,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:41:23,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:41:23,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:23,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:41:23,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:41:23,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:23" (1/1) ... [2024-11-08 23:41:23,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea28188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:23, skipping insertion in model container [2024-11-08 23:41:23,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:23" (1/1) ... [2024-11-08 23:41:24,028 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:41:25,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:25,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:41:25,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:25,273 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:41:25,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25 WrapperNode [2024-11-08 23:41:25,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:25,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:25,275 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:41:25,275 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:41:25,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,325 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 23:41:25,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:25,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:41:25,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:41:25,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:41:25,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:41:25,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:41:25,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:41:25,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:41:25,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:25,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:41:25,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:41:25,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:41:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:41:25,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:41:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:41:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:41:25,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:41:25,641 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:41:25,644 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:41:25,798 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:41:25,799 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:41:25,863 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:41:25,863 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:41:25,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:25 BoogieIcfgContainer [2024-11-08 23:41:25,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:41:25,867 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:41:25,867 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:41:25,876 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:41:25,877 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:25" (1/1) ... [2024-11-08 23:41:25,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:41:25,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:25,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:41:25,942 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:41:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:41:25,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-08 23:41:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-08 23:41:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:41:26,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:26,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:26,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:26,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:26,432 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:41:26,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:41:26 ImpRootNode [2024-11-08 23:41:26,472 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:41:26,472 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:41:26,474 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:41:26,474 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:41:26,475 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:25" (3/4) ... [2024-11-08 23:41:26,478 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:41:26,479 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:41:26,480 INFO L158 Benchmark]: Toolchain (without parser) took 2538.10ms. Allocated memory is still 151.0MB. Free memory was 114.0MB in the beginning and 111.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-11-08 23:41:26,482 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 113.2MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:26,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1330.41ms. Allocated memory is still 151.0MB. Free memory was 113.5MB in the beginning and 99.7MB in the end (delta: 13.8MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-11-08 23:41:26,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.54ms. Allocated memory is still 151.0MB. Free memory was 99.7MB in the beginning and 96.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:26,485 INFO L158 Benchmark]: Boogie Preprocessor took 25.81ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 95.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:26,487 INFO L158 Benchmark]: RCFGBuilder took 510.46ms. Allocated memory is still 151.0MB. Free memory was 95.6MB in the beginning and 81.6MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:41:26,487 INFO L158 Benchmark]: CodeCheck took 604.43ms. Allocated memory is still 151.0MB. Free memory was 80.9MB in the beginning and 111.1MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:26,487 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 151.0MB. Free memory is still 111.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:26,491 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, 15 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, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 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, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 47 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, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 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: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_multiply_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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] [L1558] 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] [L1560] 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 0.59ms. Allocated memory is still 113.2MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1330.41ms. Allocated memory is still 151.0MB. Free memory was 113.5MB in the beginning and 99.7MB in the end (delta: 13.8MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.54ms. Allocated memory is still 151.0MB. Free memory was 99.7MB in the beginning and 96.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.81ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 95.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 510.46ms. Allocated memory is still 151.0MB. Free memory was 95.6MB in the beginning and 81.6MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 604.43ms. Allocated memory is still 151.0MB. Free memory was 80.9MB in the beginning and 111.1MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 151.0MB. Free memory is still 111.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:41:26,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89e285037208c84f45f1db6130f96dea289a472cf74a875eaf135bf12398a4a7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:41:28,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:41:29,008 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:41:29,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:41:29,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:41:29,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:41:29,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:41:29,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:41:29,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:41:29,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:41:29,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:41:29,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:41:29,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:41:29,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:41:29,059 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:41:29,059 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:41:29,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:41:29,060 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:41:29,060 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:41:29,060 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:41:29,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:41:29,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:41:29,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:41:29,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:41:29,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:41:29,066 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:29,066 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:41:29,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:41:29,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:29,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:41:29,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:41:29,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:41:29,068 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:41:29,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:29,069 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:41:29,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89e285037208c84f45f1db6130f96dea289a472cf74a875eaf135bf12398a4a7 [2024-11-08 23:41:29,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:41:29,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:41:29,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:41:29,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:41:29,452 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:41:29,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i Unable to find full path for "g++" [2024-11-08 23:41:31,516 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:41:31,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:41:31,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_bad.i [2024-11-08 23:41:31,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data/e39d393f4/be5f8c57ab1f43d5b867b01d8c067a97/FLAG61b46b8e3 [2024-11-08 23:41:32,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/data/e39d393f4/be5f8c57ab1f43d5b867b01d8c067a97 [2024-11-08 23:41:32,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:41:32,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:41:32,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:32,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:41:32,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:41:32,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:32" (1/1) ... [2024-11-08 23:41:32,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f32d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:32, skipping insertion in model container [2024-11-08 23:41:32,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:32" (1/1) ... [2024-11-08 23:41:32,096 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:41:33,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:33,283 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:41:33,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:33,478 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:41:33,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33 WrapperNode [2024-11-08 23:41:33,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:33,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:33,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:41:33,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:41:33,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,537 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 23:41:33,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:33,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:41:33,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:41:33,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:41:33,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:41:33,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:41:33,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:41:33,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:41:33,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:33" (1/1) ... [2024-11-08 23:41:33,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:33,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:41:33,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:41:33,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:41:33,673 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:41:33,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:41:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:41:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:41:33,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:41:33,853 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:41:33,856 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:41:34,033 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:41:34,037 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:41:34,114 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:41:34,118 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:41:34,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:34 BoogieIcfgContainer [2024-11-08 23:41:34,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:41:34,119 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:41:34,120 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:41:34,131 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:41:34,131 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:34" (1/1) ... [2024-11-08 23:41:34,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:41:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:41:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:41:34,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:41:34,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:34,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:34,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:41:34,217 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:41:34,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:41:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:34,414 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:41:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:34,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:41:34,458 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:41:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:34,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:41:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-08 23:41:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-08 23:41:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:41:34,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:34,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:34,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:41:34,566 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:41:34,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:41:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:34,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:34,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:34,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:41:34,837 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:41:34,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:41:34 ImpRootNode [2024-11-08 23:41:34,883 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:41:34,884 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:41:34,884 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:41:34,884 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:41:34,885 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:34" (3/4) ... [2024-11-08 23:41:34,887 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:41:34,888 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:41:34,890 INFO L158 Benchmark]: Toolchain (without parser) took 2877.09ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 55.3MB in the beginning and 76.4MB in the end (delta: -21.1MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-11-08 23:41:34,891 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 33.6MB in the end (delta: 61.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:34,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1464.48ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 37.6MB in the end (delta: 17.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-08 23:41:34,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.16ms. Allocated memory is still 79.7MB. Free memory was 37.5MB in the beginning and 34.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:41:34,894 INFO L158 Benchmark]: Boogie Preprocessor took 55.42ms. Allocated memory is still 79.7MB. Free memory was 34.2MB in the beginning and 32.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:34,895 INFO L158 Benchmark]: RCFGBuilder took 521.37ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 32.5MB in the beginning and 65.3MB in the end (delta: -32.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-08 23:41:34,896 INFO L158 Benchmark]: CodeCheck took 763.83ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 76.4MB in the end (delta: -11.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:34,897 INFO L158 Benchmark]: Witness Printer took 4.95ms. Allocated memory is still 104.9MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:34,901 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 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, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 52 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, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_multiply_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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] [L1558] 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] [L1560] 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 0.28ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 33.6MB in the end (delta: 61.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1464.48ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 37.6MB in the end (delta: 17.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.16ms. Allocated memory is still 79.7MB. Free memory was 37.5MB in the beginning and 34.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.42ms. Allocated memory is still 79.7MB. Free memory was 34.2MB in the beginning and 32.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.37ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 32.5MB in the beginning and 65.3MB in the end (delta: -32.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * CodeCheck took 763.83ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 76.4MB in the end (delta: -11.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.95ms. Allocated memory is still 104.9MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:41:34,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844866c-905c-4352-b563-d3ffb75491b7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample