./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_42_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1 --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 db360ae1fe9372da7611ac380c0fdcd637c49921e4b1082e3c9c0f5924408d6b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:58:32,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:58:32,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-12-02 08:58:32,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:58:32,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:58:32,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:58:32,249 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:58:32,249 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:58:32,250 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:58:32,250 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:58:32,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:58:32,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:58:32,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:58:32,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:58:32,251 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:58:32,252 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:58:32,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:58:32,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:58:32,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 08:58:32,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 08:58:32,254 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:58:32,254 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:58:32,254 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:58:32,254 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:58:32,254 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1 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 -> db360ae1fe9372da7611ac380c0fdcd637c49921e4b1082e3c9c0f5924408d6b [2024-12-02 08:58:32,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:58:32,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:58:32,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:58:32,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:58:32,510 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:58:32,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_42_bad.i [2024-12-02 08:58:35,170 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/data/1c199c59d/74ec02c987f240e4803930f0da61d58d/FLAG779d5b4e8 [2024-12-02 08:58:35,453 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:58:35,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_42_bad.i [2024-12-02 08:58:35,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/data/1c199c59d/74ec02c987f240e4803930f0da61d58d/FLAG779d5b4e8 [2024-12-02 08:58:35,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/data/1c199c59d/74ec02c987f240e4803930f0da61d58d [2024-12-02 08:58:35,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:58:35,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:58:35,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:58:35,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:58:35,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:58:35,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:58:35" (1/1) ... [2024-12-02 08:58:35,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b49b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:35, skipping insertion in model container [2024-12-02 08:58:35,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:58:35" (1/1) ... [2024-12-02 08:58:35,779 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:58:36,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:58:36,495 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:58:36,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:58:36,671 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:58:36,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36 WrapperNode [2024-12-02 08:58:36,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:58:36,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:58:36,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:58:36,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:58:36,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,716 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-12-02 08:58:36,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:58:36,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:58:36,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:58:36,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:58:36,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,726 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,734 INFO L175 MemorySlicer]: No memory access in input program. [2024-12-02 08:58:36,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,737 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:58:36,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:58:36,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:58:36,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:58:36,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (1/1) ... [2024-12-02 08:58:36,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:58:36,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:58:36,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:58:36,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:58:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-02 08:58:36,792 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-02 08:58:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:58:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:58:36,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:58:36,897 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:58:36,898 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:58:36,973 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-02 08:58:36,973 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:58:36,980 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:58:36,980 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-02 08:58:36,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:58:36 BoogieIcfgContainer [2024-12-02 08:58:36,981 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:58:36,983 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:58:36,983 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:58:36,987 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:58:36,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:58:35" (1/3) ... [2024-12-02 08:58:36,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f80c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:58:36, skipping insertion in model container [2024-12-02 08:58:36,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:36" (2/3) ... [2024-12-02 08:58:36,989 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f80c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:58:36, skipping insertion in model container [2024-12-02 08:58:36,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:58:36" (3/3) ... [2024-12-02 08:58:36,990 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_preinc_42_bad.i [2024-12-02 08:58:37,005 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:58:37,006 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_fscanf_preinc_42_bad.i that has 2 procedures, 20 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-12-02 08:58:37,056 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:58:37,067 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;@12aff85, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:58:37,068 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-12-02 08:58:37,071 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) [2024-12-02 08:58:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-02 08:58:37,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:58:37,077 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:58:37,077 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-12-02 08:58:37,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:58:37,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times [2024-12-02 08:58:37,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:58:37,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305606401] [2024-12-02 08:58:37,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:58:37,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:58:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:58:37,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 08:58:37,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:58:37,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305606401] [2024-12-02 08:58:37,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305606401] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:58:37,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:58:37,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 08:58:37,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630429169] [2024-12-02 08:58:37,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:58:37,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:58:37,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:58:37,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:58:37,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:58:37,282 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 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-12-02 08:58:37,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:58:37,300 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2024-12-02 08:58:37,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:58:37,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-12-02 08:58:37,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:58:37,305 INFO L225 Difference]: With dead ends: 20 [2024-12-02 08:58:37,306 INFO L226 Difference]: Without dead ends: 12 [2024-12-02 08:58:37,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:58:37,311 INFO L435 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 [2024-12-02 08:58:37,312 INFO L436 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] [2024-12-02 08:58:37,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2024-12-02 08:58:37,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-12-02 08:58:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-12-02 08:58:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-12-02 08:58:37,336 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10 [2024-12-02 08:58:37,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:58:37,336 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-12-02 08:58:37,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-12-02 08:58:37,336 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-02 08:58:37,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-02 08:58:37,337 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:58:37,337 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:58:37,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 08:58:37,337 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-12-02 08:58:37,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:58:37,338 INFO L85 PathProgramCache]: Analyzing trace with hash 494189941, now seen corresponding path program 1 times [2024-12-02 08:58:37,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:58:37,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934811147] [2024-12-02 08:58:37,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:58:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:58:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 08:58:37,365 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 08:58:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 08:58:37,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 08:58:37,393 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 08:58:37,394 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-12-02 08:58:37,395 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-12-02 08:58:37,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 08:58:37,398 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-02 08:58:37,412 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 08:58:37,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:58:37 BoogieIcfgContainer [2024-12-02 08:58:37,415 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 08:58:37,416 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 08:58:37,416 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 08:58:37,416 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 08:58:37,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:58:36" (3/4) ... [2024-12-02 08:58:37,417 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-02 08:58:37,449 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 7. [2024-12-02 08:58:37,482 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 08:58:37,482 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 08:58:37,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 08:58:37,483 INFO L158 Benchmark]: Toolchain (without parser) took 1744.92ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 68.3MB in the end (delta: 45.4MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-12-02 08:58:37,483 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:58:37,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.81ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 54.1MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-02 08:58:37,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.95ms. Allocated memory is still 142.6MB. Free memory was 54.1MB in the beginning and 112.7MB in the end (delta: -58.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-12-02 08:58:37,484 INFO L158 Benchmark]: Boogie Preprocessor took 24.89ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 111.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:58:37,484 INFO L158 Benchmark]: RCFGBuilder took 238.19ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 100.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 08:58:37,485 INFO L158 Benchmark]: TraceAbstraction took 432.59ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 73.1MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 08:58:37,485 INFO L158 Benchmark]: Witness Printer took 66.42ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 68.3MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 08:58:37,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 932.81ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 54.1MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.95ms. Allocated memory is still 142.6MB. Free memory was 54.1MB in the beginning and 112.7MB in the end (delta: -58.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.89ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 111.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 238.19ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 100.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 432.59ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 73.1MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 66.42ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 68.3MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. 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 - CounterExampleResult [Line: 1559]: integer overflow possible integer overflow possible We found a 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] [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_fscanf_preinc_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1551] return data; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \result=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: 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: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, 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, 2 GetRequests, 1 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 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, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-12-02 08:58:37,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa2e8046-3a83-494d-8724-0ecdc60822bd/bin/uautomizer-verify-84ZbGMXZE1/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)