./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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 9ba2e01e6cf143cfefe50957bf4964081b823eec3f4837ddc9a817a6ab41b709 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:10:55,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:10:55,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-08 19:10:55,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:10:55,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:10:55,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:10:55,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:10:55,353 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:10:55,355 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:10:55,356 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:10:55,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:10:55,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:10:55,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:10:55,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:10:55,361 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:10:55,362 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:10:55,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:10:55,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:10:55,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:10:55,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:10:55,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:10:55,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:10:55,365 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:10:55,365 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:10:55,365 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:10:55,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:10:55,366 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:10:55,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:10:55,371 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:10:55,371 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:10:55,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:10:55,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:10:55,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:10:55,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:10:55,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:10:55,373 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:10:55,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:10:55,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:10:55,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:10:55,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:10:55,375 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:10:55,376 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_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ba2e01e6cf143cfefe50957bf4964081b823eec3f4837ddc9a817a6ab41b709 [2024-11-08 19:10:55,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:10:55,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:10:55,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:10:55,681 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:10:55,681 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:10:55,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i Unable to find full path for "g++" [2024-11-08 19:10:57,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:10:58,017 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:10:58,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i [2024-11-08 19:10:58,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data/938d903f2/5e2be52ab6e94ecab625251ec51fe207/FLAG6905bf6d0 [2024-11-08 19:10:58,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data/938d903f2/5e2be52ab6e94ecab625251ec51fe207 [2024-11-08 19:10:58,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:10:58,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:10:58,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:10:58,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:10:58,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:10:58,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:10:58" (1/1) ... [2024-11-08 19:10:58,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c16e08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:58, skipping insertion in model container [2024-11-08 19:10:58,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:10:58" (1/1) ... [2024-11-08 19:10:58,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:10:59,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:10:59,623 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:10:59,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:10:59,914 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:10:59,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59 WrapperNode [2024-11-08 19:10:59,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:10:59,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:10:59,917 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:10:59,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:10:59,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:10:59,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:10:59,987 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-08 19:10:59,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:10:59,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:10:59,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:10:59,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:11:00,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,003 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,018 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-11-08 19:11:00,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:11:00,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:11:00,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:11:00,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:11:00,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (1/1) ... [2024-11-08 19:11:00,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:11:00,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:11:00,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:11:00,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:11:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:11:00,109 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:11:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:11:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 19:11:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:11:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:11:00,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:11:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:11:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 19:11:00,327 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:11:00,330 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:11:00,482 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 19:11:00,482 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:11:00,495 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:11:00,496 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:11:00,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:11:00 BoogieIcfgContainer [2024-11-08 19:11:00,496 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:11:00,500 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:11:00,500 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:11:00,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:11:00,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:10:58" (1/3) ... [2024-11-08 19:11:00,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eff23f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:11:00, skipping insertion in model container [2024-11-08 19:11:00,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:59" (2/3) ... [2024-11-08 19:11:00,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eff23f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:11:00, skipping insertion in model container [2024-11-08 19:11:00,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:11:00" (3/3) ... [2024-11-08 19:11:00,509 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_add_66_bad.i [2024-11-08 19:11:00,528 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:11:00,528 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 19:11:00,612 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:11:00,618 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;@b6ffb59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:11:00,619 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 19:11:00,624 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 19:11:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:11:00,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:11:00,635 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:11:00,636 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:11:00,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:11:00,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times [2024-11-08 19:11:00,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:11:00,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759427123] [2024-11-08 19:11:00,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:11:00,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:11:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:11:01,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:11:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:11:01,378 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 19:11:01,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:11:01,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759427123] [2024-11-08 19:11:01,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759427123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:11:01,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:11:01,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:11:01,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005042050] [2024-11-08 19:11:01,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:11:01,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:11:01,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:11:01,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:11:01,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:11:01,421 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 19:11:01,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:11:01,447 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-11-08 19:11:01,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:11:01,449 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 19:11:01,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:11:01,456 INFO L225 Difference]: With dead ends: 20 [2024-11-08 19:11:01,457 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 19:11:01,459 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 19:11:01,467 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 19:11:01,470 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 19:11:01,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 19:11:01,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 19:11:01,508 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 19:11:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 19:11:01,509 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 19:11:01,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:11:01,510 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 19:11:01,510 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 19:11:01,510 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 19:11:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:11:01,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:11:01,511 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:11:01,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:11:01,511 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:11:01,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:11:01,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 19:11:01,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:11:01,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948152381] [2024-11-08 19:11:01,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:11:01,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:11:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:11:01,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:11:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:11:01,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:11:01,574 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:11:01,575 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 19:11:01,578 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 19:11:01,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:11:01,581 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 19:11:01,603 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:11:01,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:11:01 BoogieIcfgContainer [2024-11-08 19:11:01,607 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:11:01,608 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:11:01,608 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:11:01,608 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:11:01,609 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:11:00" (3/4) ... [2024-11-08 19:11:01,611 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:11:01,612 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:11:01,613 INFO L158 Benchmark]: Toolchain (without parser) took 3344.48ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 90.8MB in the beginning and 86.3MB in the end (delta: 4.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-08 19:11:01,614 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:11:01,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1645.51ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 90.5MB in the beginning and 98.3MB in the end (delta: -7.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2024-11-08 19:11:01,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.14ms. Allocated memory is still 161.5MB. Free memory was 97.8MB in the beginning and 94.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:11:01,616 INFO L158 Benchmark]: Boogie Preprocessor took 44.59ms. Allocated memory is still 161.5MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:11:01,616 INFO L158 Benchmark]: RCFGBuilder took 462.96ms. Allocated memory is still 161.5MB. Free memory was 92.8MB in the beginning and 80.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:11:01,617 INFO L158 Benchmark]: TraceAbstraction took 1107.70ms. Allocated memory is still 161.5MB. Free memory was 79.4MB in the beginning and 86.3MB in the end (delta: -6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:11:01,617 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 161.5MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:11:01,620 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1645.51ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 90.5MB in the beginning and 98.3MB in the end (delta: -7.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.14ms. Allocated memory is still 161.5MB. Free memory was 97.8MB in the beginning and 94.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.59ms. Allocated memory is still 161.5MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.96ms. Allocated memory is still 161.5MB. Free memory was 92.8MB in the beginning and 80.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1107.70ms. Allocated memory is still 161.5MB. Free memory was 79.4MB in the beginning and 86.3MB in the end (delta: -6.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 161.5MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] 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] [L1562] CALL CWE190_Integer_Overflow__int_fscanf_add_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] dataArray[2] = data [L1556] CALL CWE190_Integer_Overflow__int_fscanf_add_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 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, 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, 0.5s 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 19:11:01,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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 9ba2e01e6cf143cfefe50957bf4964081b823eec3f4837ddc9a817a6ab41b709 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:11:04,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:11:04,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-08 19:11:04,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:11:04,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:11:04,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-08 19:11:04,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:11:04,164 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:11:04,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:11:04,165 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:11:04,165 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:11:04,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:11:04,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:11:04,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:11:04,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:11:04,170 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:11:04,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:11:04,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:11:04,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:11:04,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:11:04,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:11:04,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:11:04,177 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:11:04,177 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:11:04,177 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:11:04,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:11:04,178 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:11:04,178 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:11:04,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:11:04,178 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:11:04,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:11:04,179 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:11:04,179 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:11:04,179 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:11:04,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:11:04,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:11:04,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:11:04,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:11:04,181 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:11:04,181 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:11:04,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:11:04,181 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:11:04,182 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:11:04,182 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:11:04,182 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_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ba2e01e6cf143cfefe50957bf4964081b823eec3f4837ddc9a817a6ab41b709 [2024-11-08 19:11:04,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:11:04,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:11:04,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:11:04,591 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:11:04,591 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:11:04,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i Unable to find full path for "g++" [2024-11-08 19:11:06,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:11:07,209 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:11:07,210 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_66_bad.i [2024-11-08 19:11:07,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data/d57585e4f/a5c2ddcf2f704f829ea72a3f00d883c5/FLAG1ebcd2637 [2024-11-08 19:11:07,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/data/d57585e4f/a5c2ddcf2f704f829ea72a3f00d883c5 [2024-11-08 19:11:07,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:11:07,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:11:07,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:11:07,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:11:07,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:11:07,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:11:07" (1/1) ... [2024-11-08 19:11:07,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7282392d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:07, skipping insertion in model container [2024-11-08 19:11:07,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:11:07" (1/1) ... [2024-11-08 19:11:07,367 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:11:08,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:11:08,434 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:11:08,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:11:08,720 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:11:08,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08 WrapperNode [2024-11-08 19:11:08,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:11:08,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:11:08,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:11:08,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:11:08,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,783 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-08 19:11:08,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:11:08,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:11:08,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:11:08,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:11:08,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,802 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,820 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-11-08 19:11:08,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:11:08,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:11:08,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:11:08,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:11:08,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (1/1) ... [2024-11-08 19:11:08,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:11:08,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:11:08,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:11:08,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:11:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:11:08,906 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:11:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:11:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:11:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:11:08,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:11:08,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 19:11:08,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:11:08,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 19:11:09,133 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:11:09,136 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:11:09,317 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 19:11:09,317 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:11:09,335 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:11:09,335 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:11:09,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:11:09 BoogieIcfgContainer [2024-11-08 19:11:09,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:11:09,341 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:11:09,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:11:09,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:11:09,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:11:07" (1/3) ... [2024-11-08 19:11:09,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b572ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:11:09, skipping insertion in model container [2024-11-08 19:11:09,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:11:08" (2/3) ... [2024-11-08 19:11:09,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b572ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:11:09, skipping insertion in model container [2024-11-08 19:11:09,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:11:09" (3/3) ... [2024-11-08 19:11:09,351 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_add_66_bad.i [2024-11-08 19:11:09,371 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:11:09,371 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-08 19:11:09,466 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:11:09,474 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;@68ce42c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:11:09,474 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 19:11:09,479 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 19:11:09,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:11:09,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:11:09,490 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:11:09,491 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:11:09,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:11:09,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times [2024-11-08 19:11:09,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:11:09,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1109130262] [2024-11-08 19:11:09,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:11:09,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:11:09,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:11:09,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:11:09,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:11:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:11:09,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:11:09,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:11:09,765 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 19:11:09,765 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:11:09,766 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:11:09,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109130262] [2024-11-08 19:11:09,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1109130262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:11:09,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:11:09,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 19:11:09,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160748015] [2024-11-08 19:11:09,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:11:09,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:11:09,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:11:09,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:11:09,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:11:09,811 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 19:11:09,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:11:09,831 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-11-08 19:11:09,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:11:09,834 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 19:11:09,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:11:09,843 INFO L225 Difference]: With dead ends: 20 [2024-11-08 19:11:09,843 INFO L226 Difference]: Without dead ends: 11 [2024-11-08 19:11:09,847 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 19:11:09,853 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 19:11:09,854 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 19:11:09,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-08 19:11:09,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-08 19:11:09,890 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 19:11:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 19:11:09,892 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-08 19:11:09,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:11:09,893 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-08 19:11:09,893 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 19:11:09,893 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 19:11:09,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:11:09,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:11:09,895 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:11:09,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:11:10,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:11:10,100 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-08 19:11:10,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:11:10,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-11-08 19:11:10,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:11:10,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1815213265] [2024-11-08 19:11:10,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:11:10,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:11:10,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:11:10,105 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:11:10,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 19:11:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:11:10,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:11:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:11:10,326 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-08 19:11:10,326 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:11:10,328 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-08 19:11:10,332 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-08 19:11:10,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 19:11:10,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:11:10,536 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 19:11:10,566 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:11:10,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:11:10 BoogieIcfgContainer [2024-11-08 19:11:10,572 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:11:10,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:11:10,574 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:11:10,575 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:11:10,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:11:09" (3/4) ... [2024-11-08 19:11:10,579 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:11:10,580 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:11:10,581 INFO L158 Benchmark]: Toolchain (without parser) took 3316.71ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 38.4MB in the beginning and 48.1MB in the end (delta: -9.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,582 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 104.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1458.91ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 38.1MB in the beginning and 38.8MB in the end (delta: -730.7kB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.82ms. Allocated memory is still 81.8MB. Free memory was 38.8MB in the beginning and 35.5MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,587 INFO L158 Benchmark]: Boogie Preprocessor took 56.54ms. Allocated memory is still 81.8MB. Free memory was 35.5MB in the beginning and 33.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,588 INFO L158 Benchmark]: RCFGBuilder took 492.51ms. Allocated memory is still 81.8MB. Free memory was 33.0MB in the beginning and 41.3MB in the end (delta: -8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,588 INFO L158 Benchmark]: TraceAbstraction took 1231.86ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 40.4MB in the beginning and 48.7MB in the end (delta: -8.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-08 19:11:10,589 INFO L158 Benchmark]: Witness Printer took 6.86ms. Allocated memory is still 98.6MB. Free memory was 48.7MB in the beginning and 48.1MB in the end (delta: 535.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:11:10,591 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 104.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1458.91ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 38.1MB in the beginning and 38.8MB in the end (delta: -730.7kB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.82ms. Allocated memory is still 81.8MB. Free memory was 38.8MB in the beginning and 35.5MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.54ms. Allocated memory is still 81.8MB. Free memory was 35.5MB in the beginning and 33.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 492.51ms. Allocated memory is still 81.8MB. Free memory was 33.0MB in the beginning and 41.3MB in the end (delta: -8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1231.86ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 40.4MB in the beginning and 48.7MB in the end (delta: -8.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Witness Printer took 6.86ms. Allocated memory is still 98.6MB. Free memory was 48.7MB in the beginning and 48.1MB in the end (delta: 535.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1561] 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] [L1562] CALL CWE190_Integer_Overflow__int_fscanf_add_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] dataArray[2] = data [L1556] CALL CWE190_Integer_Overflow__int_fscanf_add_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 58 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 19:11:10,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a55ee4b8-a6cc-4d63-aca6-f853f262fcf6/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample