./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC --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 36e05d8c294dc85aa93a5f611f1daa7b5ed13319e2226d62ddc1589e66bfd85e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:03:39,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:03:39,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-24 00:03:39,535 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:03:39,536 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:03:39,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:03:39,560 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:03:39,560 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:03:39,560 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:03:39,560 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:03:39,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:03:39,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:03:39,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:03:39,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:03:39,561 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:03:39,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:03:39,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:03:39,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:03:39,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:03:39,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:03:39,562 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:03:39,562 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:03:39,563 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:03:39,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:39,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:03:39,563 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:39,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:03:39,564 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:03:39,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:03:39,565 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:03:39,565 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:03:39,565 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:03:39,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:03:39,566 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_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC 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 -> 36e05d8c294dc85aa93a5f611f1daa7b5ed13319e2226d62ddc1589e66bfd85e [2024-11-24 00:03:39,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:03:39,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:03:39,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:03:39,874 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:03:39,875 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:03:39,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_17_bad.i [2024-11-24 00:03:42,834 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/data/2e24e00c9/3632bca8a6db4f7bbd876b11f75c03ea/FLAG5f66456aa [2024-11-24 00:03:43,324 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:03:43,325 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_17_bad.i [2024-11-24 00:03:43,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/data/2e24e00c9/3632bca8a6db4f7bbd876b11f75c03ea/FLAG5f66456aa [2024-11-24 00:03:43,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/data/2e24e00c9/3632bca8a6db4f7bbd876b11f75c03ea [2024-11-24 00:03:43,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:03:43,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:03:43,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:03:43,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:03:43,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:03:43,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:03:43" (1/1) ... [2024-11-24 00:03:43,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f2d6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:43, skipping insertion in model container [2024-11-24 00:03:43,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:03:43" (1/1) ... [2024-11-24 00:03:43,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:03:44,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:03:44,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:03:44,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:03:44,749 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:03:44,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44 WrapperNode [2024-11-24 00:03:44,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:03:44,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:03:44,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:03:44,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:03:44,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,795 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2024-11-24 00:03:44,796 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:03:44,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:03:44,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:03:44,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:03:44,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,809 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,822 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-24 00:03:44,822 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,826 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,830 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:03:44,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:03:44,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:03:44,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:03:44,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (1/1) ... [2024-11-24 00:03:44,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:44,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:03:44,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:03:44,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:03:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-24 00:03:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-24 00:03:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:03:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:03:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:03:45,046 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:03:45,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:03:45,201 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-24 00:03:45,201 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:03:45,210 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:03:45,211 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:03:45,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:45 BoogieIcfgContainer [2024-11-24 00:03:45,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:03:45,215 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:03:45,217 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:03:45,222 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:03:45,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:03:43" (1/3) ... [2024-11-24 00:03:45,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5352e32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:03:45, skipping insertion in model container [2024-11-24 00:03:45,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:44" (2/3) ... [2024-11-24 00:03:45,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5352e32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:03:45, skipping insertion in model container [2024-11-24 00:03:45,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:45" (3/3) ... [2024-11-24 00:03:45,225 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_postinc_17_bad.i [2024-11-24 00:03:45,242 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:03:45,245 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_postinc_17_bad.i that has 2 procedures, 32 locations, 1 initial locations, 2 loop locations, and 6 error locations. [2024-11-24 00:03:45,304 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:03:45,316 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;@456a96d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:03:45,317 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-24 00:03:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 22 states have (on average 1.5) internal successors, (33), 28 states have internal predecessors, (33), 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) [2024-11-24 00:03:45,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 00:03:45,329 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:45,330 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:45,330 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-24 00:03:45,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:45,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1480221319, now seen corresponding path program 1 times [2024-11-24 00:03:45,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:45,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830680875] [2024-11-24 00:03:45,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:45,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:45,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:03:45,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:45,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830680875] [2024-11-24 00:03:45,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830680875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:45,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:45,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:03:45,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72418285] [2024-11-24 00:03:45,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:45,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:03:45,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:45,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:03:45,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:03:45,746 INFO L87 Difference]: Start difference. First operand has 32 states, 22 states have (on average 1.5) internal successors, (33), 28 states have internal predecessors, (33), 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 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-24 00:03:45,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:45,815 INFO L93 Difference]: Finished difference Result 60 states and 69 transitions. [2024-11-24 00:03:45,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:03:45,818 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-24 00:03:45,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:45,828 INFO L225 Difference]: With dead ends: 60 [2024-11-24 00:03:45,828 INFO L226 Difference]: Without dead ends: 30 [2024-11-24 00:03:45,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:03:45,835 INFO L435 NwaCegarLoop]: 31 mSDtfsCounter, 1 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:45,838 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 86 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:45,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2024-11-24 00:03:45,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-24 00:03:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 27 states have internal predecessors, (30), 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) [2024-11-24 00:03:45,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2024-11-24 00:03:45,877 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 11 [2024-11-24 00:03:45,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:45,877 INFO L471 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2024-11-24 00:03:45,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-24 00:03:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2024-11-24 00:03:45,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-24 00:03:45,878 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:45,878 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:45,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 00:03:45,879 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-24 00:03:45,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:45,879 INFO L85 PathProgramCache]: Analyzing trace with hash -395155341, now seen corresponding path program 1 times [2024-11-24 00:03:45,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:45,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687062182] [2024-11-24 00:03:45,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:45,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:03:46,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:46,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687062182] [2024-11-24 00:03:46,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687062182] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:03:46,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445404862] [2024-11-24 00:03:46,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:46,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:03:46,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:03:46,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:03:46,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:03:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:46,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:03:46,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:03:46,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:03:46,215 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:03:46,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445404862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:46,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:03:46,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-24 00:03:46,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851387613] [2024-11-24 00:03:46,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:46,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:03:46,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:46,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:03:46,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:03:46,222 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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) [2024-11-24 00:03:46,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:46,251 INFO L93 Difference]: Finished difference Result 43 states and 46 transitions. [2024-11-24 00:03:46,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:03:46,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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 15 [2024-11-24 00:03:46,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:46,252 INFO L225 Difference]: With dead ends: 43 [2024-11-24 00:03:46,252 INFO L226 Difference]: Without dead ends: 25 [2024-11-24 00:03:46,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:03:46,253 INFO L435 NwaCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:46,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:46,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2024-11-24 00:03:46,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-11-24 00:03:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.263157894736842) internal successors, (24), 22 states have internal predecessors, (24), 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) [2024-11-24 00:03:46,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2024-11-24 00:03:46,260 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 15 [2024-11-24 00:03:46,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:46,262 INFO L471 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2024-11-24 00:03:46,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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) [2024-11-24 00:03:46,262 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-11-24 00:03:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-24 00:03:46,263 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:46,263 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:46,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 00:03:46,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:03:46,468 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-24 00:03:46,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:46,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1785061509, now seen corresponding path program 1 times [2024-11-24 00:03:46,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:46,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568711111] [2024-11-24 00:03:46,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:46,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:46,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:03:46,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:46,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568711111] [2024-11-24 00:03:46,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568711111] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:46,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:46,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:03:46,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611052767] [2024-11-24 00:03:46,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:46,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:03:46,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:46,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:03:46,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:03:46,599 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-11-24 00:03:46,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:46,621 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2024-11-24 00:03:46,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:03:46,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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 17 [2024-11-24 00:03:46,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:46,622 INFO L225 Difference]: With dead ends: 30 [2024-11-24 00:03:46,623 INFO L226 Difference]: Without dead ends: 19 [2024-11-24 00:03:46,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:03:46,624 INFO L435 NwaCegarLoop]: 16 mSDtfsCounter, 1 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:46,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 40 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:46,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-11-24 00:03:46,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-24 00:03:46,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 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) [2024-11-24 00:03:46,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-24 00:03:46,633 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 17 [2024-11-24 00:03:46,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:46,633 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2024-11-24 00:03:46,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-11-24 00:03:46,633 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-24 00:03:46,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-24 00:03:46,634 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:46,634 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:46,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:03:46,635 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-24 00:03:46,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:46,636 INFO L85 PathProgramCache]: Analyzing trace with hash 497668143, now seen corresponding path program 1 times [2024-11-24 00:03:46,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:46,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587803433] [2024-11-24 00:03:46,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:46,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:03:46,660 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:03:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:03:46,704 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:03:46,704 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:03:46,705 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2024-11-24 00:03:46,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2024-11-24 00:03:46,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2024-11-24 00:03:46,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2024-11-24 00:03:46,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2024-11-24 00:03:46,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2024-11-24 00:03:46,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:03:46,711 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-24 00:03:46,733 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:03:46,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:03:46 BoogieIcfgContainer [2024-11-24 00:03:46,736 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:03:46,737 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:03:46,737 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:03:46,737 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:03:46,738 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:45" (3/4) ... [2024-11-24 00:03:46,739 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-24 00:03:46,801 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 8. [2024-11-24 00:03:46,858 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 00:03:46,858 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-24 00:03:46,858 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:03:46,860 INFO L158 Benchmark]: Toolchain (without parser) took 3474.80ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 98.1MB in the end (delta: 17.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-24 00:03:46,860 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:03:46,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1364.38ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 108.3MB in the end (delta: 7.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-24 00:03:46,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.49ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 105.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:03:46,862 INFO L158 Benchmark]: Boogie Preprocessor took 37.58ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:03:46,862 INFO L158 Benchmark]: RCFGBuilder took 377.13ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 91.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:03:46,862 INFO L158 Benchmark]: TraceAbstraction took 1521.03ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 103.7MB in the end (delta: -12.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:03:46,862 INFO L158 Benchmark]: Witness Printer took 121.50ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 98.1MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:03:46,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1364.38ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 108.3MB in the end (delta: 7.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.49ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 105.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.58ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 377.13ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 91.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1521.03ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 103.7MB in the end (delta: -12.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 121.50ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 98.1MB in the end (delta: 5.7MB). 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 - CounterExampleResult [Line: 1560]: 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] [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_max_postinc_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1555] data = 0x7fffffff [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] - UnprovableResult [Line: 1553]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1553]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1557]: 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, 32 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 187 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 119 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 68 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 94 SizeOfPredicates, 0 NumberOfNonLiveVariables, 73 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 6/7 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! [2024-11-24 00:03:46,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a05329be-800a-4ea8-8710-814ffe67c448/bin/uautomizer-verify-LYvppIcaGC/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)