./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU --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 aff505736d7a6b7685097b32db73a0860928eb00afd60137bf48bfe6fe151409 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:18:13,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:18:13,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-31 22:18:13,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:18:13,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:18:13,242 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:18:13,242 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:18:13,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:18:13,246 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:18:13,247 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:18:13,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:18:13,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:18:13,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:18:13,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:18:13,252 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:18:13,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:18:13,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:18:13,253 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:18:13,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:18:13,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:18:13,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:18:13,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:18:13,259 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:18:13,259 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:18:13,259 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:18:13,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:18:13,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:18:13,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:18:13,261 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:18:13,261 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:18:13,261 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:18:13,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:18:13,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:18:13,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:18:13,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:18:13,266 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:18:13,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:18:13,266 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:18:13,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:18:13,268 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:18:13,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:18:13,269 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff505736d7a6b7685097b32db73a0860928eb00afd60137bf48bfe6fe151409 [2024-10-31 22:18:13,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:18:13,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:18:13,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:18:13,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:18:13,695 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:18:13,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i Unable to find full path for "g++" [2024-10-31 22:18:15,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:18:16,315 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:18:16,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i [2024-10-31 22:18:16,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data/642b2377e/02c2a06b1ecc41eba03cef020cb30bec/FLAG73e140c54 [2024-10-31 22:18:16,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data/642b2377e/02c2a06b1ecc41eba03cef020cb30bec [2024-10-31 22:18:16,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:18:16,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:18:16,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:16,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:18:16,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:18:16,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:16" (1/1) ... [2024-10-31 22:18:16,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdf0a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:16, skipping insertion in model container [2024-10-31 22:18:16,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:16" (1/1) ... [2024-10-31 22:18:16,468 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:18:17,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:17,645 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:18:17,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:17,967 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:18:17,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17 WrapperNode [2024-10-31 22:18:17,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:17,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:17,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:18:17,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:18:17,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,047 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-10-31 22:18:18,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:18,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:18:18,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:18:18,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:18:18,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,063 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,088 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:18:18,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:18:18,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:18:18,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:18:18,115 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:18:18,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (1/1) ... [2024-10-31 22:18:18,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:18:18,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:18,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:18,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:18:18,201 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-31 22:18:18,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-31 22:18:18,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:18:18,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:18:18,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:18:18,377 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:18:18,380 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:18:18,514 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-31 22:18:18,514 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:18:18,533 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:18:18,537 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:18:18,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:18 BoogieIcfgContainer [2024-10-31 22:18:18,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:18:18,545 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:18:18,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:18:18,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:18:18,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:18:16" (1/3) ... [2024-10-31 22:18:18,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73be9618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:18:18, skipping insertion in model container [2024-10-31 22:18:18,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:17" (2/3) ... [2024-10-31 22:18:18,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73be9618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:18:18, skipping insertion in model container [2024-10-31 22:18:18,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:18" (3/3) ... [2024-10-31 22:18:18,555 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i [2024-10-31 22:18:18,576 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:18:18,577 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:18:18,664 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:18:18,679 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;@64b24575, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:18:18,679 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:18:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 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) [2024-10-31 22:18:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-31 22:18:18,714 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:18,715 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:18,715 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:18:18,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:18,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283690, now seen corresponding path program 1 times [2024-10-31 22:18:18,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:18,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85148955] [2024-10-31 22:18:18,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:18,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:19,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:18:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:19,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:19,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:19,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85148955] [2024-10-31 22:18:19,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85148955] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:19,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:19,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:18:19,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589756175] [2024-10-31 22:18:19,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:19,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:18:19,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:19,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:18:19,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:18:19,270 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 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, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-10-31 22:18:19,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:19,293 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2024-10-31 22:18:19,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:18:19,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 11 [2024-10-31 22:18:19,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:18:19,300 INFO L225 Difference]: With dead ends: 37 [2024-10-31 22:18:19,300 INFO L226 Difference]: Without dead ends: 14 [2024-10-31 22:18:19,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:18:19,306 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 18 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:18:19,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 20 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:18:19,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-10-31 22:18:19,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-10-31 22:18:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 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) [2024-10-31 22:18:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-10-31 22:18:19,341 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11 [2024-10-31 22:18:19,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:18:19,341 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2024-10-31 22:18:19,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-10-31 22:18:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-10-31 22:18:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-31 22:18:19,343 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:19,343 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:19,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:18:19,343 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:18:19,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:19,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1415281768, now seen corresponding path program 1 times [2024-10-31 22:18:19,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:19,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745002348] [2024-10-31 22:18:19,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:19,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:19,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:18:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:19,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:19,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745002348] [2024-10-31 22:18:19,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745002348] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:19,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:19,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:18:19,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944456151] [2024-10-31 22:18:19,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:19,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:18:19,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:19,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:18:19,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:18:19,508 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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) [2024-10-31 22:18:19,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:19,523 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2024-10-31 22:18:19,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:18:19,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 11 [2024-10-31 22:18:19,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:18:19,524 INFO L225 Difference]: With dead ends: 14 [2024-10-31 22:18:19,524 INFO L226 Difference]: Without dead ends: 13 [2024-10-31 22:18:19,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:18:19,526 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 1 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:18:19,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 27 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:18:19,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-10-31 22:18:19,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-10-31 22:18:19,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-10-31 22:18:19,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-10-31 22:18:19,530 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2024-10-31 22:18:19,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:18:19,530 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-10-31 22:18:19,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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) [2024-10-31 22:18:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-10-31 22:18:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-31 22:18:19,531 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:19,531 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:19,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:18:19,532 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:18:19,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:19,533 INFO L85 PathProgramCache]: Analyzing trace with hash 924061903, now seen corresponding path program 1 times [2024-10-31 22:18:19,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:19,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113900071] [2024-10-31 22:18:19,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:19,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:19,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:19,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:19,597 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:18:19,598 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-31 22:18:19,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-31 22:18:19,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:18:19,604 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-31 22:18:19,632 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:18:19,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:18:19 BoogieIcfgContainer [2024-10-31 22:18:19,642 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:18:19,643 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:18:19,643 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:18:19,643 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:18:19,643 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:18" (3/4) ... [2024-10-31 22:18:19,646 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:18:19,649 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:18:19,650 INFO L158 Benchmark]: Toolchain (without parser) took 3274.02ms. Allocated memory is still 161.5MB. Free memory was 118.1MB in the beginning and 95.5MB in the end (delta: 22.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-10-31 22:18:19,651 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 115.3MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:18:19,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1590.05ms. Allocated memory is still 161.5MB. Free memory was 117.9MB in the beginning and 91.5MB in the end (delta: 26.4MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-10-31 22:18:19,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.18ms. Allocated memory is still 161.5MB. Free memory was 91.5MB in the beginning and 88.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:18:19,652 INFO L158 Benchmark]: Boogie Preprocessor took 65.41ms. Allocated memory is still 161.5MB. Free memory was 88.5MB in the beginning and 86.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:18:19,657 INFO L158 Benchmark]: RCFGBuilder took 423.95ms. Allocated memory is still 161.5MB. Free memory was 86.4MB in the beginning and 74.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:18:19,657 INFO L158 Benchmark]: TraceAbstraction took 1096.69ms. Allocated memory is still 161.5MB. Free memory was 73.8MB in the beginning and 95.5MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:18:19,658 INFO L158 Benchmark]: Witness Printer took 7.13ms. Allocated memory is still 161.5MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:18:19,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 115.3MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1590.05ms. Allocated memory is still 161.5MB. Free memory was 117.9MB in the beginning and 91.5MB in the end (delta: 26.4MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.18ms. Allocated memory is still 161.5MB. Free memory was 91.5MB in the beginning and 88.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.41ms. Allocated memory is still 161.5MB. Free memory was 88.5MB in the beginning and 86.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.95ms. Allocated memory is still 161.5MB. Free memory was 86.4MB in the beginning and 74.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1096.69ms. Allocated memory is still 161.5MB. Free memory was 73.8MB in the beginning and 95.5MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.13ms. Allocated memory is still 161.5MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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] static int staticFive = 5; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_postinc_07_bad() [L1551] int data; [L1552] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 [L1560] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] - UnprovableResult [Line: 1560]: 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: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 30 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2024-10-31 22:18:19,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU --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 aff505736d7a6b7685097b32db73a0860928eb00afd60137bf48bfe6fe151409 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:18:22,283 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:18:22,417 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-31 22:18:22,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:18:22,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:18:22,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-31 22:18:22,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:18:22,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:18:22,476 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:18:22,479 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:18:22,480 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:18:22,480 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:18:22,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:18:22,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:18:22,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:18:22,483 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:18:22,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:18:22,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:18:22,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:18:22,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:18:22,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:18:22,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:18:22,492 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:18:22,492 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:18:22,493 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:18:22,493 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:18:22,494 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:18:22,494 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:18:22,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:18:22,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:18:22,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:18:22,497 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:18:22,498 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:18:22,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:18:22,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:18:22,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:18:22,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:18:22,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:18:22,502 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:18:22,502 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:18:22,503 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:18:22,503 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:18:22,504 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:18:22,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:18:22,504 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:18:22,505 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff505736d7a6b7685097b32db73a0860928eb00afd60137bf48bfe6fe151409 [2024-10-31 22:18:22,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:18:23,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:18:23,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:18:23,020 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:18:23,021 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:18:23,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i Unable to find full path for "g++" [2024-10-31 22:18:25,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:18:25,875 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:18:25,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i [2024-10-31 22:18:25,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data/047780409/42821b87810d4ecdbab47cce7a8b4613/FLAG7a63698ec [2024-10-31 22:18:25,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/data/047780409/42821b87810d4ecdbab47cce7a8b4613 [2024-10-31 22:18:25,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:18:25,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:18:25,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:25,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:18:25,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:18:25,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:25" (1/1) ... [2024-10-31 22:18:25,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a8e86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:25, skipping insertion in model container [2024-10-31 22:18:25,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:25" (1/1) ... [2024-10-31 22:18:26,039 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:18:27,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:27,409 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:18:27,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:27,713 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:18:27,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27 WrapperNode [2024-10-31 22:18:27,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:27,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:27,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:18:27,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:18:27,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,776 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-10-31 22:18:27,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:27,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:18:27,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:18:27,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:18:27,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,803 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,815 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:18:27,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,830 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:18:27,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:18:27,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:18:27,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:18:27,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (1/1) ... [2024-10-31 22:18:27,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:18:27,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:27,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:27,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:18:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-31 22:18:27,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-31 22:18:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:18:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:18:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:18:28,115 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:18:28,118 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:18:28,287 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-10-31 22:18:28,287 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:18:28,306 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:18:28,307 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:18:28,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:28 BoogieIcfgContainer [2024-10-31 22:18:28,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:18:28,310 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:18:28,311 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:18:28,314 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:18:28,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:18:25" (1/3) ... [2024-10-31 22:18:28,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489aedd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:18:28, skipping insertion in model container [2024-10-31 22:18:28,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:27" (2/3) ... [2024-10-31 22:18:28,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489aedd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:18:28, skipping insertion in model container [2024-10-31 22:18:28,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:28" (3/3) ... [2024-10-31 22:18:28,321 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_07_bad.i [2024-10-31 22:18:28,340 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:18:28,340 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:18:28,438 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:18:28,447 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;@43ef0e41, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:18:28,448 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:18:28,453 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 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) [2024-10-31 22:18:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-31 22:18:28,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:28,461 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:28,462 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:18:28,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:28,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283690, now seen corresponding path program 1 times [2024-10-31 22:18:28,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:18:28,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606822249] [2024-10-31 22:18:28,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:28,482 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 [2024-10-31 22:18:28,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:18:28,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:18:28,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:18:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:28,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-31 22:18:28,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:28,707 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:18:28,708 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 22:18:28,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606822249] [2024-10-31 22:18:28,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606822249] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:28,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:28,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-31 22:18:28,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862435100] [2024-10-31 22:18:28,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:28,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 22:18:28,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 22:18:28,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 22:18:28,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:18:28,809 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 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 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-10-31 22:18:28,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:28,833 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2024-10-31 22:18:28,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 22:18:28,836 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 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 11 [2024-10-31 22:18:28,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:18:28,843 INFO L225 Difference]: With dead ends: 21 [2024-10-31 22:18:28,843 INFO L226 Difference]: Without dead ends: 13 [2024-10-31 22:18:28,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:18:28,851 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:18:28,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:18:28,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-10-31 22:18:28,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-10-31 22:18:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2024-10-31 22:18:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2024-10-31 22:18:28,898 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2024-10-31 22:18:28,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:18:28,899 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-10-31 22:18:28,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-10-31 22:18:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-10-31 22:18:28,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-31 22:18:28,901 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:28,901 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:28,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:18:29,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:18:29,102 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:18:29,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:29,103 INFO L85 PathProgramCache]: Analyzing trace with hash 924121485, now seen corresponding path program 1 times [2024-10-31 22:18:29,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:18:29,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258438982] [2024-10-31 22:18:29,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:29,104 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 [2024-10-31 22:18:29,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:18:29,108 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:18:29,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:18:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:29,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:18:29,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:29,282 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:18:29,283 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 22:18:29,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258438982] [2024-10-31 22:18:29,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258438982] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:29,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:29,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:18:29,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81658071] [2024-10-31 22:18:29,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:29,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:18:29,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 22:18:29,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:18:29,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:18:29,287 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2024-10-31 22:18:29,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:29,297 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2024-10-31 22:18:29,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:18:29,297 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) Word has length 12 [2024-10-31 22:18:29,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:18:29,298 INFO L225 Difference]: With dead ends: 17 [2024-10-31 22:18:29,299 INFO L226 Difference]: Without dead ends: 13 [2024-10-31 22:18:29,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:18:29,301 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:18:29,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:18:29,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-10-31 22:18:29,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-10-31 22:18:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-10-31 22:18:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-10-31 22:18:29,307 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 12 [2024-10-31 22:18:29,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:18:29,307 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-10-31 22:18:29,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2024-10-31 22:18:29,308 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-10-31 22:18:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-31 22:18:29,309 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:18:29,309 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:29,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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)] Ended with exit code 0 [2024-10-31 22:18:29,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:18:29,510 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:18:29,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:29,511 INFO L85 PathProgramCache]: Analyzing trace with hash 924061903, now seen corresponding path program 1 times [2024-10-31 22:18:29,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:18:29,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1999611618] [2024-10-31 22:18:29,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:29,512 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 [2024-10-31 22:18:29,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:18:29,517 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:18:29,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 (4)] Waiting until timeout for monitored process [2024-10-31 22:18:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:29,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:29,672 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-31 22:18:29,672 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:18:29,673 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-31 22:18:29,676 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-31 22:18:29,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 (4)] Ended with exit code 0 [2024-10-31 22:18:29,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:18:29,883 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-31 22:18:29,907 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:18:29,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:18:29 BoogieIcfgContainer [2024-10-31 22:18:29,911 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:18:29,912 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:18:29,912 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:18:29,912 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:18:29,913 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:28" (3/4) ... [2024-10-31 22:18:29,916 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:18:29,918 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:18:29,919 INFO L158 Benchmark]: Toolchain (without parser) took 3977.39ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 47.8MB in the beginning and 55.6MB in the end (delta: -7.7MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-10-31 22:18:29,919 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 75.5MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:18:29,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1769.72ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 54.1MB in the end (delta: -6.4MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-10-31 22:18:29,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.43ms. Allocated memory is still 107.0MB. Free memory was 54.1MB in the beginning and 51.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:18:29,922 INFO L158 Benchmark]: Boogie Preprocessor took 61.28ms. Allocated memory is still 107.0MB. Free memory was 50.9MB in the beginning and 76.6MB in the end (delta: -25.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-10-31 22:18:29,922 INFO L158 Benchmark]: RCFGBuilder took 469.30ms. Allocated memory is still 107.0MB. Free memory was 76.6MB in the beginning and 63.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:18:29,923 INFO L158 Benchmark]: TraceAbstraction took 1600.75ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 55.6MB in the end (delta: 7.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-10-31 22:18:29,924 INFO L158 Benchmark]: Witness Printer took 5.97ms. Allocated memory is still 107.0MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:18:29,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 75.5MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1769.72ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 54.1MB in the end (delta: -6.4MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.43ms. Allocated memory is still 107.0MB. Free memory was 54.1MB in the beginning and 51.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.28ms. Allocated memory is still 107.0MB. Free memory was 50.9MB in the beginning and 76.6MB in the end (delta: -25.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 469.30ms. Allocated memory is still 107.0MB. Free memory was 76.6MB in the beginning and 63.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1600.75ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 55.6MB in the end (delta: 7.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Witness Printer took 5.97ms. Allocated memory is still 107.0MB. Free memory is still 55.6MB. 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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] static int staticFive = 5; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_postinc_07_bad() [L1551] int data; [L1552] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 [L1560] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] - UnprovableResult [Line: 1560]: 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: 1.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 79 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2024-10-31 22:18:29,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bdd8b0-858b-465a-b1fb-3cb9b690545d/bin/uautomizer-verify-4GaUIPS5ZU/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