./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! overflow) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 22:44:20,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 22:44:21,064 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-07 22:44:21,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 22:44:21,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 22:44:21,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 22:44:21,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 22:44:21,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 22:44:21,092 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 22:44:21,093 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 22:44:21,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 22:44:21,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 22:44:21,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 22:44:21,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 22:44:21,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 22:44:21,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:44:21,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 22:44:21,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 22:44:21,096 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 [2024-11-07 22:44:21,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 22:44:21,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 22:44:21,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 22:44:21,434 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 22:44:21,434 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 22:44:21,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-07 22:44:22,612 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 22:44:22,915 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 22:44:22,918 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-07 22:44:22,932 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2fa7b2b47/0e35d2ea7b784ead8ba72c43037883ae/FLAGd52f3dfc3 [2024-11-07 22:44:23,184 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2fa7b2b47/0e35d2ea7b784ead8ba72c43037883ae [2024-11-07 22:44:23,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 22:44:23,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 22:44:23,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 22:44:23,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 22:44:23,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 22:44:23,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:23,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fc06ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23, skipping insertion in model container [2024-11-07 22:44:23,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:23,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 22:44:23,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:44:23,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 22:44:23,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:44:23,983 INFO L204 MainTranslator]: Completed translation [2024-11-07 22:44:23,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23 WrapperNode [2024-11-07 22:44:23,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 22:44:23,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 22:44:23,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 22:44:23,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 22:44:23,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,022 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-07 22:44:24,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 22:44:24,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 22:44:24,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 22:44:24,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 22:44:24,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,031 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,040 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-07 22:44:24,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 22:44:24,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 22:44:24,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 22:44:24,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 22:44:24,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (1/1) ... [2024-11-07 22:44:24,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:44:24,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 22:44:24,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 22:44:24,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 22:44:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-07 22:44:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-07 22:44:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 22:44:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 22:44:24,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 22:44:24,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 22:44:24,201 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 22:44:24,268 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-07 22:44:24,268 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 22:44:24,273 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 22:44:24,274 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 22:44:24,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:24 BoogieIcfgContainer [2024-11-07 22:44:24,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 22:44:24,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 22:44:24,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 22:44:24,279 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 22:44:24,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:44:23" (1/3) ... [2024-11-07 22:44:24,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6032539f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:44:24, skipping insertion in model container [2024-11-07 22:44:24,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:23" (2/3) ... [2024-11-07 22:44:24,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6032539f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:44:24, skipping insertion in model container [2024-11-07 22:44:24,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:24" (3/3) ... [2024-11-07 22:44:24,281 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-07 22:44:24,290 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 22:44:24,290 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-07 22:44:24,320 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 22:44:24,327 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;@69279556, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 22:44:24,328 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-07 22:44:24,330 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) [2024-11-07 22:44:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-07 22:44:24,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:44:24,335 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:44:24,335 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-07 22:44:24,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:44:24,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-07 22:44:24,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:44:24,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623579372] [2024-11-07 22:44:24,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:44:24,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:44:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 22:44:24,417 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 22:44:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 22:44:24,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 22:44:24,469 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 22:44:24,469 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-07 22:44:24,471 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-07 22:44:24,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 22:44:24,475 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-07 22:44:24,492 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 22:44:24,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:44:24 BoogieIcfgContainer [2024-11-07 22:44:24,497 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 22:44:24,498 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 22:44:24,498 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 22:44:24,498 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 22:44:24,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:24" (3/4) ... [2024-11-07 22:44:24,500 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 22:44:24,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 22:44:24,502 INFO L158 Benchmark]: Toolchain (without parser) took 1315.49ms. Allocated memory is still 109.1MB. Free memory was 81.4MB in the beginning and 73.5MB in the end (delta: 7.9MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-11-07 22:44:24,502 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:24,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 796.59ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 66.0MB in the end (delta: 15.2MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-11-07 22:44:24,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.26ms. Allocated memory is still 109.1MB. Free memory was 66.0MB in the beginning and 63.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:24,503 INFO L158 Benchmark]: Boogie Preprocessor took 32.55ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 62.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 22:44:24,504 INFO L158 Benchmark]: RCFGBuilder took 217.54ms. Allocated memory is still 109.1MB. Free memory was 62.1MB in the beginning and 50.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 22:44:24,504 INFO L158 Benchmark]: TraceAbstraction took 221.03ms. Allocated memory is still 109.1MB. Free memory was 50.4MB in the beginning and 74.1MB in the end (delta: -23.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-07 22:44:24,505 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 109.1MB. Free memory was 74.1MB in the beginning and 73.5MB in the end (delta: 604.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:24,506 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 796.59ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 66.0MB in the end (delta: 15.2MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.26ms. Allocated memory is still 109.1MB. Free memory was 66.0MB in the beginning and 63.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.55ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 62.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 217.54ms. Allocated memory is still 109.1MB. Free memory was 62.1MB in the beginning and 50.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 221.03ms. Allocated memory is still 109.1MB. Free memory was 50.4MB in the beginning and 74.1MB in the end (delta: -23.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 109.1MB. Free memory was 74.1MB in the beginning and 73.5MB in the end (delta: 604.1kB). 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: 1576]: 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 1563. 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); [L1548] int CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; [L1549] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE191_Integer_Underflow__int_fscanf_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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: 1576]: 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: 0.2s, 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, 0.0s 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 [2024-11-07 22:44:24,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 22:44:26,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 22:44:27,082 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-07 22:44:27,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 22:44:27,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 22:44:27,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-07 22:44:27,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 22:44:27,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 22:44:27,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 22:44:27,109 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 22:44:27,109 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 22:44:27,109 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 22:44:27,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 22:44:27,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 22:44:27,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 22:44:27,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 22:44:27,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 22:44:27,111 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:44:27,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 22:44:27,112 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 [2024-11-07 22:44:27,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 22:44:27,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 22:44:27,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 22:44:27,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 22:44:27,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 22:44:27,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-07 22:44:28,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 22:44:28,936 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 22:44:28,937 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-07 22:44:28,960 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2686ac92f/ecc6e7559e8a484abd87997a3a3fb113/FLAG67510a556 [2024-11-07 22:44:29,230 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2686ac92f/ecc6e7559e8a484abd87997a3a3fb113 [2024-11-07 22:44:29,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 22:44:29,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 22:44:29,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 22:44:29,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 22:44:29,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 22:44:29,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:44:29" (1/1) ... [2024-11-07 22:44:29,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be27e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:29, skipping insertion in model container [2024-11-07 22:44:29,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:44:29" (1/1) ... [2024-11-07 22:44:29,279 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 22:44:29,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:44:29,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 22:44:30,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:44:30,174 INFO L204 MainTranslator]: Completed translation [2024-11-07 22:44:30,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30 WrapperNode [2024-11-07 22:44:30,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 22:44:30,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 22:44:30,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 22:44:30,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 22:44:30,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,226 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-07 22:44:30,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 22:44:30,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 22:44:30,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 22:44:30,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 22:44:30,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,237 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,249 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-07 22:44:30,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 22:44:30,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 22:44:30,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 22:44:30,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 22:44:30,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (1/1) ... [2024-11-07 22:44:30,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:44:30,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 22:44:30,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 22:44:30,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 22:44:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-07 22:44:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-07 22:44:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 22:44:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 22:44:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 22:44:30,440 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 22:44:30,442 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 22:44:30,507 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-07 22:44:30,507 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 22:44:30,516 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 22:44:30,520 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 22:44:30,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:30 BoogieIcfgContainer [2024-11-07 22:44:30,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 22:44:30,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 22:44:30,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 22:44:30,529 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 22:44:30,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:44:29" (1/3) ... [2024-11-07 22:44:30,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f2373cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:44:30, skipping insertion in model container [2024-11-07 22:44:30,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:30" (2/3) ... [2024-11-07 22:44:30,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f2373cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:44:30, skipping insertion in model container [2024-11-07 22:44:30,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:30" (3/3) ... [2024-11-07 22:44:30,534 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-07 22:44:30,552 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 22:44:30,555 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-07 22:44:30,609 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 22:44:30,619 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;@51087676, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 22:44:30,621 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-07 22:44:30,626 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) [2024-11-07 22:44:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-07 22:44:30,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:44:30,634 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:44:30,634 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-07 22:44:30,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:44:30,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times [2024-11-07 22:44:30,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 22:44:30,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1252713683] [2024-11-07 22:44:30,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:44:30,651 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 [2024-11-07 22:44:30,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 22:44:30,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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) [2024-11-07 22:44:30,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 22:44:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 22:44:30,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 22:44:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 22:44:30,799 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-07 22:44:30,800 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 22:44:30,801 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-07 22:44:30,804 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-07 22:44:30,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 22:44:31,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 [2024-11-07 22:44:31,011 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-07 22:44:31,042 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 22:44:31,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:44:31 BoogieIcfgContainer [2024-11-07 22:44:31,044 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 22:44:31,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 22:44:31,045 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 22:44:31,045 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 22:44:31,051 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:30" (3/4) ... [2024-11-07 22:44:31,052 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 22:44:31,053 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 22:44:31,054 INFO L158 Benchmark]: Toolchain (without parser) took 1818.90ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 85.2MB in the end (delta: 4.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-07 22:44:31,058 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:31,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 940.19ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 68.4MB in the end (delta: 21.2MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-07 22:44:31,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.82ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 65.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:31,059 INFO L158 Benchmark]: Boogie Preprocessor took 43.12ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:31,062 INFO L158 Benchmark]: RCFGBuilder took 249.37ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 51.1MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 22:44:31,065 INFO L158 Benchmark]: TraceAbstraction took 521.97ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 85.9MB in the end (delta: -35.3MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-11-07 22:44:31,066 INFO L158 Benchmark]: Witness Printer took 7.83ms. Allocated memory is still 117.4MB. Free memory was 85.9MB in the beginning and 85.2MB in the end (delta: 656.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:44:31,068 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 940.19ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 68.4MB in the end (delta: 21.2MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.82ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 65.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.12ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 249.37ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 51.1MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 521.97ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 85.9MB in the end (delta: -35.3MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Witness Printer took 7.83ms. Allocated memory is still 117.4MB. Free memory was 85.9MB in the beginning and 85.2MB in the end (delta: 656.6kB). 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: 1576]: 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 1563. 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); [L1549] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE191_Integer_Underflow__int_fscanf_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, 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: 1576]: 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, 0.0s 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 [2024-11-07 22:44:31,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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