./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 389b52ff07608e56d25512d777419147618307a5d0e452497c1b7c45b8208f6c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:21:54,203 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:21:54,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-64bit-Taipan_Default.epf [2024-11-09 05:21:54,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:21:54,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:21:54,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:21:54,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:21:54,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:21:54,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:21:54,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:21:54,348 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:21:54,349 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:21:54,349 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:21:54,350 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:21:54,350 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:21:54,351 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:21:54,351 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:21:54,352 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:21:54,352 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:21:54,353 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:21:54,353 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:21:54,358 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:21:54,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:21:54,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:21:54,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:21:54,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:21:54,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:21:54,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:21:54,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:21:54,361 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:21:54,361 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 05:21:54,361 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:21:54,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:21:54,366 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:21:54,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:21:54,366 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:21:54,366 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:21:54,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:21:54,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:21:54,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:21:54,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:21:54,369 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:21:54,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:21:54,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:21:54,371 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:21:54,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:21:54,371 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 389b52ff07608e56d25512d777419147618307a5d0e452497c1b7c45b8208f6c [2024-11-09 05:21:54,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:21:54,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:21:54,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:21:54,745 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:21:54,747 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:21:54,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i Unable to find full path for "g++" [2024-11-09 05:21:56,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:21:57,361 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:21:57,362 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i [2024-11-09 05:21:57,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data/809f00057/7b35a4b85ebe4ca895670acda2c8c63d/FLAGa99ffc5e1 [2024-11-09 05:21:57,418 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data/809f00057/7b35a4b85ebe4ca895670acda2c8c63d [2024-11-09 05:21:57,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:21:57,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:21:57,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:21:57,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:21:57,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:21:57,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:21:57" (1/1) ... [2024-11-09 05:21:57,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b26b318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:57, skipping insertion in model container [2024-11-09 05:21:57,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:21:57" (1/1) ... [2024-11-09 05:21:57,511 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:21:58,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:21:58,554 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:21:58,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:21:58,829 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:21:58,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58 WrapperNode [2024-11-09 05:21:58,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:21:58,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:21:58,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:21:58,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:21:58,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,916 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-09 05:21:58,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:21:58,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:21:58,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:21:58,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:21:58,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:21:58,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:21:58,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:21:58,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:21:58,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (1/1) ... [2024-11-09 05:21:58,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:21:59,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:21:59,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:21:59,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:21:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 05:21:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 05:21:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:21:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:21:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:21:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:21:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:21:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:21:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:21:59,304 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:21:59,307 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:21:59,492 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 05:21:59,494 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:21:59,555 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:21:59,556 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:21:59,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:21:59 BoogieIcfgContainer [2024-11-09 05:21:59,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:21:59,559 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:21:59,560 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:21:59,564 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:21:59,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:21:57" (1/3) ... [2024-11-09 05:21:59,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c16a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:21:59, skipping insertion in model container [2024-11-09 05:21:59,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:58" (2/3) ... [2024-11-09 05:21:59,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c16a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:21:59, skipping insertion in model container [2024-11-09 05:21:59,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:21:59" (3/3) ... [2024-11-09 05:21:59,576 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i [2024-11-09 05:21:59,600 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:21:59,600 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 05:21:59,670 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:21:59,678 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=FINITE_AUTOMATA, 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;@18dc3849, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:21:59,678 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 05:21:59,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-11-09 05:21:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 05:21:59,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:21:59,693 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:21:59,693 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 05:21:59,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:21:59,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1312829956, now seen corresponding path program 1 times [2024-11-09 05:21:59,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:21:59,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544445697] [2024-11-09 05:21:59,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:21:59,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:21:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:22:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:22:00,068 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:22:00,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544445697] [2024-11-09 05:22:00,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544445697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:22:00,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:22:00,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:22:00,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878160088] [2024-11-09 05:22:00,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:22:00,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:22:00,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:22:00,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:22:00,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:22:00,109 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:22:00,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:22:00,173 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2024-11-09 05:22:00,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:22:00,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 7 [2024-11-09 05:22:00,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:22:00,183 INFO L225 Difference]: With dead ends: 14 [2024-11-09 05:22:00,183 INFO L226 Difference]: Without dead ends: 9 [2024-11-09 05:22:00,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:22:00,190 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 1 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:22:00,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 11 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:22:00,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-09 05:22:00,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-09 05:22:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:22:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2024-11-09 05:22:00,233 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 7 [2024-11-09 05:22:00,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:22:00,235 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2024-11-09 05:22:00,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:22:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-09 05:22:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 05:22:00,236 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:22:00,237 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:22:00,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:22:00,238 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 05:22:00,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:22:00,240 INFO L85 PathProgramCache]: Analyzing trace with hash -2043022923, now seen corresponding path program 1 times [2024-11-09 05:22:00,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:22:00,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273489565] [2024-11-09 05:22:00,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:22:00,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:22:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:22:00,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:22:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:22:00,430 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:22:00,430 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:22:00,432 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-09 05:22:00,434 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-09 05:22:00,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:22:00,440 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 05:22:00,470 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:22:00,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:22:00 BoogieIcfgContainer [2024-11-09 05:22:00,474 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:22:00,475 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:22:00,475 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:22:00,476 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:22:00,476 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:21:59" (3/4) ... [2024-11-09 05:22:00,480 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:22:00,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:22:00,483 INFO L158 Benchmark]: Toolchain (without parser) took 3057.05ms. Allocated memory is still 169.9MB. Free memory was 126.6MB in the beginning and 129.8MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:22:00,483 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:22:00,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1403.59ms. Allocated memory is still 169.9MB. Free memory was 126.6MB in the beginning and 113.0MB in the end (delta: 13.7MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2024-11-09 05:22:00,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.57ms. Allocated memory is still 169.9MB. Free memory was 113.0MB in the beginning and 109.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:22:00,485 INFO L158 Benchmark]: Boogie Preprocessor took 39.48ms. Allocated memory is still 169.9MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:22:00,486 INFO L158 Benchmark]: RCFGBuilder took 593.96ms. Allocated memory is still 169.9MB. Free memory was 108.8MB in the beginning and 93.2MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:22:00,486 INFO L158 Benchmark]: TraceAbstraction took 914.55ms. Allocated memory is still 169.9MB. Free memory was 93.2MB in the beginning and 129.8MB in the end (delta: -36.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:22:00,486 INFO L158 Benchmark]: Witness Printer took 6.70ms. Allocated memory is still 169.9MB. Free memory is still 129.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:22:00,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1403.59ms. Allocated memory is still 169.9MB. Free memory was 126.6MB in the beginning and 113.0MB in the end (delta: 13.7MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.57ms. Allocated memory is still 169.9MB. Free memory was 113.0MB in the beginning and 109.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.48ms. Allocated memory is still 169.9MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 593.96ms. Allocated memory is still 169.9MB. Free memory was 108.8MB in the beginning and 93.2MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 914.55ms. Allocated memory is still 169.9MB. Free memory was 93.2MB in the beginning and 129.8MB in the end (delta: -36.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.70ms. Allocated memory is still 169.9MB. Free memory is still 129.8MB. 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); [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 CWE190_Integer_Overflow__int_fscanf_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__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=1073741824, 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 [2024-11-09 05:22:00,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 389b52ff07608e56d25512d777419147618307a5d0e452497c1b7c45b8208f6c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:22:03,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:22:03,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2024-11-09 05:22:03,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:22:03,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:22:03,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:22:03,396 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:22:03,397 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:22:03,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:22:03,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:22:03,400 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:22:03,400 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:22:03,401 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:22:03,401 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:22:03,402 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:22:03,404 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:22:03,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:22:03,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:22:03,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:22:03,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:22:03,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:22:03,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:22:03,408 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:22:03,408 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:22:03,409 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:22:03,409 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 05:22:03,409 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:22:03,410 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:22:03,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:22:03,410 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:22:03,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:22:03,411 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:22:03,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:22:03,412 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:22:03,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:22:03,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:22:03,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:22:03,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:22:03,414 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:22:03,414 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:22:03,414 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:22:03,415 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:22:03,415 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_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 389b52ff07608e56d25512d777419147618307a5d0e452497c1b7c45b8208f6c [2024-11-09 05:22:03,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:22:03,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:22:03,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:22:03,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:22:03,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:22:03,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i Unable to find full path for "g++" [2024-11-09 05:22:06,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:22:06,522 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:22:06,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i [2024-11-09 05:22:06,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data/0cd170f80/e139a0c4618c4af894fe7fc71144c069/FLAG15327dda9 [2024-11-09 05:22:06,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/data/0cd170f80/e139a0c4618c4af894fe7fc71144c069 [2024-11-09 05:22:06,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:22:06,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:22:06,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:22:06,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:22:06,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:22:06,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:22:06" (1/1) ... [2024-11-09 05:22:06,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ea6925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:06, skipping insertion in model container [2024-11-09 05:22:06,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:22:06" (1/1) ... [2024-11-09 05:22:06,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:22:07,813 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 05:22:07,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:22:07,838 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:22:08,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:22:08,153 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:22:08,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08 WrapperNode [2024-11-09 05:22:08,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:22:08,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:22:08,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:22:08,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:22:08,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,238 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-09 05:22:08,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:22:08,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:22:08,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:22:08,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:22:08,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,284 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:22:08,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:22:08,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:22:08,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:22:08,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (1/1) ... [2024-11-09 05:22:08,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:22:08,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:22:08,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:22:08,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:22:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 05:22:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 05:22:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:22:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:22:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:22:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:22:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 05:22:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:22:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 05:22:08,610 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:22:08,613 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:22:08,878 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 05:22:08,878 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:22:08,896 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:22:08,897 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:22:08,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:22:08 BoogieIcfgContainer [2024-11-09 05:22:08,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:22:08,901 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:22:08,901 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:22:08,905 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:22:08,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:22:06" (1/3) ... [2024-11-09 05:22:08,907 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f12341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:22:08, skipping insertion in model container [2024-11-09 05:22:08,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:22:08" (2/3) ... [2024-11-09 05:22:08,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f12341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:22:08, skipping insertion in model container [2024-11-09 05:22:08,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:22:08" (3/3) ... [2024-11-09 05:22:08,910 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_multiply_64_bad.i [2024-11-09 05:22:08,931 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:22:08,932 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 05:22:09,023 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:22:09,031 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=FINITE_AUTOMATA, 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;@253247b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:22:09,032 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 05:22:09,042 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) [2024-11-09 05:22:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 05:22:09,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:22:09,053 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:22:09,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 05:22:09,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:22:09,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-09 05:22:09,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:22:09,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [4265515] [2024-11-09 05:22:09,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:22:09,085 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:22:09,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:22:09,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:22:09,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:22:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:22:09,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:22:09,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:22:09,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:22:09,353 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:22:09,354 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:22:09,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [4265515] [2024-11-09 05:22:09,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [4265515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:22:09,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:22:09,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:22:09,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086150086] [2024-11-09 05:22:09,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:22:09,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:22:09,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:22:09,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:22:09,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:22:09,399 INFO L87 Difference]: Start difference. First 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) Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:22:09,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:22:09,475 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions. [2024-11-09 05:22:09,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:22:09,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-11-09 05:22:09,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:22:09,487 INFO L225 Difference]: With dead ends: 21 [2024-11-09 05:22:09,488 INFO L226 Difference]: Without dead ends: 12 [2024-11-09 05:22:09,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:22:09,499 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:22:09,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 34 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:22:09,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-11-09 05:22:09,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-09 05:22:09,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:22:09,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 05:22:09,545 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-11-09 05:22:09,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:22:09,547 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-09 05:22:09,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 05:22:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 05:22:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 05:22:09,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:22:09,549 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:22:09,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:22:09,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:22:09,750 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 05:22:09,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:22:09,751 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times [2024-11-09 05:22:09,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:22:09,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944374731] [2024-11-09 05:22:09,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:22:09,753 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:22:09,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:22:09,764 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:22:09,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:22:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:22:09,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:22:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:22:10,055 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-09 05:22:10,056 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:22:10,058 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-09 05:22:10,062 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-09 05:22:10,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:22:10,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:22:10,267 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 05:22:10,294 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:22:10,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:22:10 BoogieIcfgContainer [2024-11-09 05:22:10,301 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:22:10,302 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:22:10,302 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:22:10,303 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:22:10,303 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:22:08" (3/4) ... [2024-11-09 05:22:10,309 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:22:10,311 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:22:10,312 INFO L158 Benchmark]: Toolchain (without parser) took 3719.32ms. Allocated memory was 65.0MB in the beginning and 107.0MB in the end (delta: 41.9MB). Free memory was 37.4MB in the beginning and 68.5MB in the end (delta: -31.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,313 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:22:10,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1559.13ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 37.2MB in the beginning and 51.5MB in the end (delta: -14.4MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.68ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 48.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,318 INFO L158 Benchmark]: Boogie Preprocessor took 65.07ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 46.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,319 INFO L158 Benchmark]: RCFGBuilder took 590.35ms. Allocated memory is still 88.1MB. Free memory was 46.4MB in the beginning and 58.0MB in the end (delta: -11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,322 INFO L158 Benchmark]: TraceAbstraction took 1400.80ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 57.6MB in the beginning and 69.1MB in the end (delta: -11.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,323 INFO L158 Benchmark]: Witness Printer took 9.12ms. Allocated memory is still 107.0MB. Free memory was 69.1MB in the beginning and 68.5MB in the end (delta: 574.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:22:10,330 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1559.13ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 37.2MB in the beginning and 51.5MB in the end (delta: -14.4MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.68ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 48.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.07ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 46.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 590.35ms. Allocated memory is still 88.1MB. Free memory was 46.4MB in the beginning and 58.0MB in the end (delta: -11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1400.80ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 57.6MB in the beginning and 69.1MB in the end (delta: -11.5MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Witness Printer took 9.12ms. Allocated memory is still 107.0MB. Free memory was 69.1MB in the beginning and 68.5MB in the end (delta: 574.6kB). Peak memory consumption was 2.1MB. 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 CWE190_Integer_Overflow__int_fscanf_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__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=1073741824, 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: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 19 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 67 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2024-11-09 05:22:10,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127b995f-47a4-416e-a342-7fae8623b306/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample