./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:32:29,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:32:29,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 16:32:29,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:32:29,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:32:29,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:32:29,504 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:32:29,505 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:32:29,506 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:32:29,506 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:32:29,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:32:29,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:32:29,509 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:32:29,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:32:29,510 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:32:29,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:32:29,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:32:29,511 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:32:29,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:32:29,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:32:29,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:32:29,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:32:29,518 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:32:29,518 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 16:32:29,519 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:32:29,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:32:29,519 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:32:29,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:32:29,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:32:29,521 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:32:29,522 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:32:29,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:32:29,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:32:29,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:32:29,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:32:29,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:32:29,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:32:29,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:32:29,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:32:29,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:32:29,528 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:32:29,528 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_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 [2024-11-08 16:32:29,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:32:29,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:32:29,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:32:29,869 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:32:29,870 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:32:29,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i Unable to find full path for "g++" [2024-11-08 16:32:32,102 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:32:32,585 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:32:32,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-11-08 16:32:32,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data/8fc33cfbe/37449843ad97449d86a7885118036b90/FLAG03e17e61e [2024-11-08 16:32:32,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data/8fc33cfbe/37449843ad97449d86a7885118036b90 [2024-11-08 16:32:32,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:32:32,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:32:32,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:32:32,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:32:32,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:32:32,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:32:32" (1/1) ... [2024-11-08 16:32:32,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@486aeb9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:32, skipping insertion in model container [2024-11-08 16:32:32,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:32:32" (1/1) ... [2024-11-08 16:32:32,785 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:32:33,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:32:33,973 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:32:34,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:32:34,277 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:32:34,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34 WrapperNode [2024-11-08 16:32:34,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:32:34,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:32:34,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:32:34,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:32:34,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,349 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-08 16:32:34,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:32:34,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:32:34,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:32:34,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:32:34,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,370 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,391 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 16:32:34,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:32:34,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:32:34,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:32:34,424 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:32:34,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (1/1) ... [2024-11-08 16:32:34,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:32:34,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:32:34,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:32:34,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:32:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 16:32:34,526 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 16:32:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:32:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:32:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:32:34,735 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:32:34,738 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:32:34,866 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 16:32:34,867 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:32:34,881 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:32:34,881 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:32:34,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:32:34 BoogieIcfgContainer [2024-11-08 16:32:34,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:32:34,886 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:32:34,886 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:32:34,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:32:34,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:32:32" (1/3) ... [2024-11-08 16:32:34,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15b46ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:32:34, skipping insertion in model container [2024-11-08 16:32:34,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:34" (2/3) ... [2024-11-08 16:32:34,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15b46ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:32:34, skipping insertion in model container [2024-11-08 16:32:34,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:32:34" (3/3) ... [2024-11-08 16:32:34,894 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-11-08 16:32:34,915 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:32:34,916 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 16:32:35,004 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:32:35,012 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;@c80cea4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:32:35,013 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 16:32:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:32:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 16:32:35,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:35,028 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:35,029 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:32:35,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:35,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times [2024-11-08 16:32:35,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:35,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830812880] [2024-11-08 16:32:35,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:35,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:35,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 16:32:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:32:35,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:32:35,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830812880] [2024-11-08 16:32:35,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830812880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:35,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:35,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:32:35,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74217574] [2024-11-08 16:32:35,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:35,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:32:35,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:32:35,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:32:35,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:32:35,569 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:32:35,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:35,601 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-11-08 16:32:35,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:32:35,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 9 [2024-11-08 16:32:35,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:35,612 INFO L225 Difference]: With dead ends: 20 [2024-11-08 16:32:35,612 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 16:32:35,616 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 [2024-11-08 16:32:35,620 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:32:35,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 32 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:32:35,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 16:32:35,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 16:32:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 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) [2024-11-08 16:32:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 16:32:35,684 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 16:32:35,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:35,689 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 16:32:35,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:32:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 16:32:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 16:32:35,690 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:35,691 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:35,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:32:35,691 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:32:35,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:35,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 16:32:35,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:32:35,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794419273] [2024-11-08 16:32:35,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:35,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:32:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:32:35,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:32:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:32:35,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:32:35,854 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:32:35,856 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 16:32:35,858 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 16:32:35,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:32:35,863 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 16:32:35,902 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:32:35,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:32:35 BoogieIcfgContainer [2024-11-08 16:32:35,910 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:32:35,911 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:32:35,911 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:32:35,911 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:32:35,912 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:32:34" (3/4) ... [2024-11-08 16:32:35,915 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:32:35,917 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:32:35,918 INFO L158 Benchmark]: Toolchain (without parser) took 3220.14ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 114.4MB in the beginning and 159.5MB in the end (delta: -45.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-08 16:32:35,919 INFO L158 Benchmark]: CDTParser took 1.90ms. Allocated memory is still 151.0MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:35,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1577.89ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 114.4MB in the beginning and 148.8MB in the end (delta: -34.4MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-11-08 16:32:35,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.05ms. Allocated memory is still 205.5MB. Free memory was 148.8MB in the beginning and 145.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:32:35,921 INFO L158 Benchmark]: Boogie Preprocessor took 72.39ms. Allocated memory is still 205.5MB. Free memory was 145.5MB in the beginning and 143.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:32:35,922 INFO L158 Benchmark]: RCFGBuilder took 458.53ms. Allocated memory is still 205.5MB. Free memory was 143.4MB in the beginning and 130.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 16:32:35,922 INFO L158 Benchmark]: TraceAbstraction took 1024.57ms. Allocated memory is still 205.5MB. Free memory was 130.8MB in the beginning and 159.5MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:35,923 INFO L158 Benchmark]: Witness Printer took 6.49ms. Allocated memory is still 205.5MB. Free memory is still 159.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:35,930 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90ms. Allocated memory is still 151.0MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1577.89ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 114.4MB in the beginning and 148.8MB in the end (delta: -34.4MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.05ms. Allocated memory is still 205.5MB. Free memory was 148.8MB in the beginning and 145.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.39ms. Allocated memory is still 205.5MB. Free memory was 145.5MB in the beginning and 143.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.53ms. Allocated memory is still 205.5MB. Free memory was 143.4MB in the beginning and 130.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1024.57ms. Allocated memory is still 205.5MB. Free memory was 130.8MB in the beginning and 159.5MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.49ms. Allocated memory is still 205.5MB. Free memory is still 159.5MB. 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: 1555]: 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 1571. 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 CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1549] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_45_bad() [L1562] int data; [L1563] data = 0 [L1565] CWE190_Integer_Overflow__int_fscanf_postinc_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1555] data++ VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1555]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 17 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 16:32:35,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:32:38,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:32:38,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 16:32:38,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:32:38,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:32:38,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 16:32:38,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:32:38,917 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:32:38,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:32:38,919 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:32:38,919 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:32:38,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:32:38,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:32:38,921 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:32:38,921 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:32:38,922 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:32:38,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:32:38,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:32:38,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:32:38,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:32:38,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:32:38,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:32:38,925 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:32:38,929 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:32:38,929 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:32:38,930 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 16:32:38,930 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:32:38,931 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:32:38,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:32:38,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:32:38,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:32:38,933 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:32:38,934 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:32:38,935 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:32:38,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:32:38,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:32:38,936 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:32:38,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:32:38,937 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:32:38,938 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:32:38,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:32:38,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:32:38,939 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:32:38,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:32:38,939 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_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3225f0c595b47efb6012fa4f849d0b0c68638ede0b7e207ac781c02625a3e387 [2024-11-08 16:32:39,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:32:39,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:32:39,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:32:39,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:32:39,469 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:32:39,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i Unable to find full path for "g++" [2024-11-08 16:32:41,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:32:42,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:32:42,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-11-08 16:32:42,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data/63c0e2c79/0d3a1aa80f6b431eac8df48c4fa58682/FLAGa897c851a [2024-11-08 16:32:42,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/data/63c0e2c79/0d3a1aa80f6b431eac8df48c4fa58682 [2024-11-08 16:32:42,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:32:42,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:32:42,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:32:42,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:32:42,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:32:42,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:32:42" (1/1) ... [2024-11-08 16:32:42,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5368404b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:42, skipping insertion in model container [2024-11-08 16:32:42,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:32:42" (1/1) ... [2024-11-08 16:32:42,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:32:43,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:32:43,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:32:43,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:32:44,121 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:32:44,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44 WrapperNode [2024-11-08 16:32:44,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:32:44,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:32:44,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:32:44,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:32:44,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,208 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-08 16:32:44,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:32:44,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:32:44,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:32:44,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:32:44,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,282 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 16:32:44,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:32:44,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:32:44,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:32:44,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:32:44,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (1/1) ... [2024-11-08 16:32:44,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:32:44,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:32:44,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:32:44,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:32:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 16:32:44,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 16:32:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:32:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:32:44,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:32:44,629 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:32:44,632 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:32:44,842 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 16:32:44,843 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:32:44,859 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:32:44,859 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:32:44,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:32:44 BoogieIcfgContainer [2024-11-08 16:32:44,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:32:44,865 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:32:44,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:32:44,869 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:32:44,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:32:42" (1/3) ... [2024-11-08 16:32:44,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f3fb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:32:44, skipping insertion in model container [2024-11-08 16:32:44,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:32:44" (2/3) ... [2024-11-08 16:32:44,873 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f3fb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:32:44, skipping insertion in model container [2024-11-08 16:32:44,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:32:44" (3/3) ... [2024-11-08 16:32:44,877 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_45_bad.i [2024-11-08 16:32:44,899 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:32:44,900 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 16:32:44,989 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:32:44,998 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;@640fd50b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:32:44,999 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 16:32:45,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 16:32:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 16:32:45,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:45,016 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:45,017 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:32:45,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:45,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times [2024-11-08 16:32:45,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:32:45,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2031878565] [2024-11-08 16:32:45,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:45,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:32:45,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:32:45,047 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:32:45,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:32:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:32:45,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:32:45,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:32:45,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:32:45,261 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:32:45,262 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:32:45,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031878565] [2024-11-08 16:32:45,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2031878565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:32:45,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:32:45,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 16:32:45,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986165994] [2024-11-08 16:32:45,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:32:45,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:32:45,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:32:45,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:32:45,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:32:45,328 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:32:45,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:32:45,349 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-11-08 16:32:45,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:32:45,351 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 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 9 [2024-11-08 16:32:45,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:32:45,360 INFO L225 Difference]: With dead ends: 20 [2024-11-08 16:32:45,360 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 16:32:45,364 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:32:45,371 INFO L432 NwaCegarLoop]: 20 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, 20 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 [2024-11-08 16:32:45,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:32:45,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 16:32:45,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 16:32:45,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 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) [2024-11-08 16:32:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 16:32:45,414 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 16:32:45,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:32:45,414 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 16:32:45,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-08 16:32:45,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 16:32:45,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 16:32:45,416 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:32:45,417 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:32:45,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 16:32:45,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:32:45,622 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 16:32:45,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:32:45,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 16:32:45,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:32:45,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1015753091] [2024-11-08 16:32:45,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:32:45,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:32:45,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:32:45,630 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:32:45,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:32:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:32:45,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:32:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:32:45,789 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 16:32:45,790 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:32:45,792 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 16:32:45,794 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 16:32:45,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 16:32:45,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:32:45,998 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 16:32:46,086 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:32:46,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:32:46 BoogieIcfgContainer [2024-11-08 16:32:46,094 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:32:46,098 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:32:46,098 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:32:46,099 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:32:46,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:32:44" (3/4) ... [2024-11-08 16:32:46,108 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:32:46,109 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:32:46,114 INFO L158 Benchmark]: Toolchain (without parser) took 3862.81ms. Allocated memory was 67.1MB in the beginning and 127.9MB in the end (delta: 60.8MB). Free memory was 31.7MB in the beginning and 96.6MB in the end (delta: -65.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:46,115 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:46,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1857.91ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 46.2MB in the beginning and 51.7MB in the end (delta: -5.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-11-08 16:32:46,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.60ms. Allocated memory is still 104.9MB. Free memory was 51.7MB in the beginning and 48.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:32:46,117 INFO L158 Benchmark]: Boogie Preprocessor took 104.11ms. Allocated memory is still 104.9MB. Free memory was 48.7MB in the beginning and 74.5MB in the end (delta: -25.8MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-11-08 16:32:46,118 INFO L158 Benchmark]: RCFGBuilder took 545.62ms. Allocated memory is still 104.9MB. Free memory was 74.5MB in the beginning and 61.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 16:32:46,118 INFO L158 Benchmark]: TraceAbstraction took 1229.09ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 60.8MB in the beginning and 96.6MB in the end (delta: -35.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:46,119 INFO L158 Benchmark]: Witness Printer took 14.66ms. Allocated memory is still 127.9MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:32:46,123 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1857.91ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 46.2MB in the beginning and 51.7MB in the end (delta: -5.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.60ms. Allocated memory is still 104.9MB. Free memory was 51.7MB in the beginning and 48.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.11ms. Allocated memory is still 104.9MB. Free memory was 48.7MB in the beginning and 74.5MB in the end (delta: -25.8MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * RCFGBuilder took 545.62ms. Allocated memory is still 104.9MB. Free memory was 74.5MB in the beginning and 61.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1229.09ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 60.8MB in the beginning and 96.6MB in the end (delta: -35.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 14.66ms. Allocated memory is still 127.9MB. Free memory is still 96.6MB. 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: 1555]: 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 1571. 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 CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1549] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData; VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_45_bad() [L1562] int data; [L1563] data = 0 [L1565] CWE190_Integer_Overflow__int_fscanf_postinc_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_fscanf_postinc_45_badData; [L1555] data++ VAL [CWE190_Integer_Overflow__int_fscanf_postinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_postinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1555]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 42 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 16:32:46,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d5747e-f1e5-4636-9433-ef1add045a6d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample