./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:47:48,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:47:48,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 17:47:48,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:47:48,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:47:48,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:47:48,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:47:48,688 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:47:48,689 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:47:48,690 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:47:48,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:47:48,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:47:48,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:47:48,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:47:48,693 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:47:48,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:47:48,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:47:48,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:47:48,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:47:48,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:47:48,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:47:48,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:47:48,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:47:48,702 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:47:48,702 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:47:48,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:47:48,703 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:47:48,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:47:48,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:47:48,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:47:48,707 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:47:48,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:47:48,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:47:48,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:47:48,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:47:48,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:47:48,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:47:48,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:47:48,712 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:47:48,712 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:47:48,712 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:47:48,713 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 [2024-11-08 17:47:49,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:47:49,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:47:49,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:47:49,085 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:47:49,086 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:47:49,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i Unable to find full path for "g++" [2024-11-08 17:47:51,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:47:52,146 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:47:52,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2024-11-08 17:47:52,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data/8eeb464a7/da468653e209494682bca4c8fd0eea23/FLAG15968abe0 [2024-11-08 17:47:52,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data/8eeb464a7/da468653e209494682bca4c8fd0eea23 [2024-11-08 17:47:52,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:47:52,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:47:52,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:47:52,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:47:52,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:47:52,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:47:52" (1/1) ... [2024-11-08 17:47:52,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a543d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:52, skipping insertion in model container [2024-11-08 17:47:52,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:47:52" (1/1) ... [2024-11-08 17:47:52,345 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:47:53,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:47:53,897 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:47:54,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:47:54,339 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:47:54,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54 WrapperNode [2024-11-08 17:47:54,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:47:54,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:47:54,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:47:54,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:47:54,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,439 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-08 17:47:54,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:47:54,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:47:54,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:47:54,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:47:54,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,465 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,508 INFO L175 MemorySlicer]: Split 3 memory accesses to 1 slices as follows [3]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-08 17:47:54,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:47:54,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:47:54,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:47:54,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:47:54,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (1/1) ... [2024-11-08 17:47:54,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:47:54,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:47:54,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:47:54,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:47:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:47:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:47:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 17:47:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:47:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:47:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:47:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:47:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 17:47:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:47:54,850 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:47:54,853 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:47:55,033 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 17:47:55,033 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:47:55,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:47:55,049 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:47:55,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:47:55 BoogieIcfgContainer [2024-11-08 17:47:55,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:47:55,054 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:47:55,055 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:47:55,059 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:47:55,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:47:52" (1/3) ... [2024-11-08 17:47:55,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8e6268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:47:55, skipping insertion in model container [2024-11-08 17:47:55,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:47:54" (2/3) ... [2024-11-08 17:47:55,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8e6268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:47:55, skipping insertion in model container [2024-11-08 17:47:55,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:47:55" (3/3) ... [2024-11-08 17:47:55,064 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2024-11-08 17:47:55,090 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:47:55,091 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:47:55,171 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:47:55,183 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a86f38c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:47:55,184 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:47:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:47:55,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:47:55,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:47:55,203 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:47:55,203 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:47:55,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:47:55,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-08 17:47:55,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:47:55,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119412830] [2024-11-08 17:47:55,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:47:55,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:47:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:47:55,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:47:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:47:55,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:47:55,507 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:47:55,508 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:47:55,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:47:55,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:47:55,518 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 17:47:55,548 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:47:55,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:47:55 BoogieIcfgContainer [2024-11-08 17:47:55,552 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:47:55,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:47:55,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:47:55,554 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:47:55,554 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:47:55" (3/4) ... [2024-11-08 17:47:55,558 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:47:55,559 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:47:55,561 INFO L158 Benchmark]: Toolchain (without parser) took 3322.72ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 103.9MB in the beginning and 102.2MB in the end (delta: 1.7MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2024-11-08 17:47:55,562 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 144.7MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:47:55,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2101.69ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 103.7MB in the beginning and 140.0MB in the end (delta: -36.2MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2024-11-08 17:47:55,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.57ms. Allocated memory is still 197.1MB. Free memory was 139.0MB in the beginning and 136.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:47:55,565 INFO L158 Benchmark]: Boogie Preprocessor took 105.09ms. Allocated memory is still 197.1MB. Free memory was 136.9MB in the beginning and 134.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:47:55,566 INFO L158 Benchmark]: RCFGBuilder took 502.44ms. Allocated memory is still 197.1MB. Free memory was 134.8MB in the beginning and 121.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 17:47:55,567 INFO L158 Benchmark]: TraceAbstraction took 498.28ms. Allocated memory is still 197.1MB. Free memory was 120.1MB in the beginning and 102.2MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 17:47:55,567 INFO L158 Benchmark]: Witness Printer took 6.46ms. Allocated memory is still 197.1MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:47:55,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 144.7MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2101.69ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 103.7MB in the beginning and 140.0MB in the end (delta: -36.2MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.57ms. Allocated memory is still 197.1MB. Free memory was 139.0MB in the beginning and 136.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.09ms. Allocated memory is still 197.1MB. Free memory was 136.9MB in the beginning and 134.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 502.44ms. Allocated memory is still 197.1MB. Free memory was 134.8MB in the beginning and 121.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 498.28ms. Allocated memory is still 197.1MB. Free memory was 120.1MB in the beginning and 102.2MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 6.46ms. Allocated memory is still 197.1MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1570]: 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 1559. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] 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] [L1570] 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] - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:47:55,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:47:58,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:47:58,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 17:47:58,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:47:58,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:47:58,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 17:47:58,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:47:58,844 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:47:58,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:47:58,846 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:47:58,847 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:47:58,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:47:58,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:47:58,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:47:58,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:47:58,852 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:47:58,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:47:58,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:47:58,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:47:58,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:47:58,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:47:58,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:47:58,859 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:47:58,860 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:47:58,860 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:47:58,860 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 17:47:58,861 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:47:58,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:47:58,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:47:58,862 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:47:58,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:47:58,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:47:58,863 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:47:58,863 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:47:58,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:47:58,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:47:58,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:47:58,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:47:58,865 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:47:58,865 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:47:58,879 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:47:58,879 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:47:58,879 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:47:58,880 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:47:58,880 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 [2024-11-08 17:47:59,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:47:59,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:47:59,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:47:59,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:47:59,415 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:47:59,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i Unable to find full path for "g++" [2024-11-08 17:48:02,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:48:02,595 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:48:02,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2024-11-08 17:48:02,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data/cef28b4eb/a4a2cdc204d24bdeac210e5280fc1af7/FLAG1729146e4 [2024-11-08 17:48:02,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/data/cef28b4eb/a4a2cdc204d24bdeac210e5280fc1af7 [2024-11-08 17:48:02,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:48:02,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:48:02,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:48:02,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:48:02,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:48:02,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:48:02" (1/1) ... [2024-11-08 17:48:02,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684cfec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:02, skipping insertion in model container [2024-11-08 17:48:02,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:48:02" (1/1) ... [2024-11-08 17:48:02,757 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:48:04,595 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 17:48:04,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:48:04,626 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:48:04,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:48:05,047 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:48:05,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05 WrapperNode [2024-11-08 17:48:05,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:48:05,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:48:05,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:48:05,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:48:05,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,156 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-08 17:48:05,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:48:05,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:48:05,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:48:05,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:48:05,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,185 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,215 INFO L175 MemorySlicer]: Split 3 memory accesses to 1 slices as follows [3]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-08 17:48:05,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:48:05,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:48:05,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:48:05,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:48:05,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (1/1) ... [2024-11-08 17:48:05,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:48:05,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:48:05,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:48:05,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:48:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 17:48:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 17:48:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 17:48:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:48:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:48:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:48:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 17:48:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 17:48:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 17:48:05,563 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:48:05,566 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:48:05,891 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 17:48:05,891 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:48:05,912 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:48:05,912 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:48:05,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:48:05 BoogieIcfgContainer [2024-11-08 17:48:05,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:48:05,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:48:05,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:48:05,921 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:48:05,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:48:02" (1/3) ... [2024-11-08 17:48:05,923 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf8543b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:48:05, skipping insertion in model container [2024-11-08 17:48:05,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:48:05" (2/3) ... [2024-11-08 17:48:05,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf8543b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:48:05, skipping insertion in model container [2024-11-08 17:48:05,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:48:05" (3/3) ... [2024-11-08 17:48:05,926 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2024-11-08 17:48:05,952 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:48:05,953 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 17:48:06,080 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:48:06,090 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5494165a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:48:06,090 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 17:48:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:48:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 17:48:06,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:48:06,109 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:48:06,110 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 17:48:06,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:48:06,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-08 17:48:06,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:48:06,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1830022236] [2024-11-08 17:48:06,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:48:06,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:48:06,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:48:06,146 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:48:06,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:48:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:48:06,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:48:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:48:06,592 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 17:48:06,596 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:48:06,598 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 17:48:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 17:48:06,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 17:48:06,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:48:06,808 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 17:48:06,845 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:48:06,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:48:06 BoogieIcfgContainer [2024-11-08 17:48:06,850 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:48:06,851 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:48:06,851 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:48:06,851 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:48:06,852 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:48:05" (3/4) ... [2024-11-08 17:48:06,857 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:48:06,859 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:48:06,861 INFO L158 Benchmark]: Toolchain (without parser) took 4208.82ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.5MB in the beginning and 63.5MB in the end (delta: -15.9MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-08 17:48:06,862 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:48:06,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2395.42ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.3MB in the beginning and 73.2MB in the end (delta: -25.9MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-11-08 17:48:06,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.19ms. Allocated memory is still 102.8MB. Free memory was 73.2MB in the beginning and 70.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:48:06,866 INFO L158 Benchmark]: Boogie Preprocessor took 84.73ms. Allocated memory is still 102.8MB. Free memory was 70.2MB in the beginning and 67.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:48:06,868 INFO L158 Benchmark]: RCFGBuilder took 669.39ms. Allocated memory is still 102.8MB. Free memory was 67.5MB in the beginning and 52.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 17:48:06,869 INFO L158 Benchmark]: TraceAbstraction took 934.10ms. Allocated memory is still 102.8MB. Free memory was 52.3MB in the beginning and 63.5MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:48:06,869 INFO L158 Benchmark]: Witness Printer took 8.49ms. Allocated memory is still 102.8MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:48:06,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2395.42ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.3MB in the beginning and 73.2MB in the end (delta: -25.9MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.19ms. Allocated memory is still 102.8MB. Free memory was 73.2MB in the beginning and 70.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.73ms. Allocated memory is still 102.8MB. Free memory was 70.2MB in the beginning and 67.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 669.39ms. Allocated memory is still 102.8MB. Free memory was 67.5MB in the beginning and 52.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 934.10ms. Allocated memory is still 102.8MB. Free memory was 52.3MB in the beginning and 63.5MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.49ms. Allocated memory is still 102.8MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1570]: 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 1559. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] 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] - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:48:06,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120ac791-83e3-481f-9021-2af2473269a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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