./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32bit --witnessprinter.graph.data.programhash 232b8770d72be0c69bb3b6e33b82b59b612dcbb47eb932e66c113d1f5f5b981f --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 16:56:26,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 16:56:26,573 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-12 16:56:26,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 16:56:26,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 16:56:26,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 16:56:26,603 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 16:56:26,603 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 16:56:26,603 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 16:56:26,606 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 16:56:26,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 16:56:26,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 16:56:26,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 16:56:26,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 16:56:26,607 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 16:56:26,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 16:56:26,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 16:56:26,607 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 16:56:26,608 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 16:56:26,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 16:56:26,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 16:56:26,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 16:56:26,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 16:56:26,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 16:56:26,610 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 16:56:26,610 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-12 16:56:26,610 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 16:56:26,610 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 16:56:26,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 16:56:26,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 16:56:26,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 16:56:26,611 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 16:56:26,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 16:56:26,611 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 16:56:26,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 16:56:26,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 16:56:26,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 16:56:26,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 16:56:26,612 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 16:56:26,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 16:56:26,612 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 16:56:26,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 16:56:26,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 16:56:26,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 16:56:26,614 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 232b8770d72be0c69bb3b6e33b82b59b612dcbb47eb932e66c113d1f5f5b981f [2024-11-12 16:56:26,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 16:56:26,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 16:56:26,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 16:56:26,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 16:56:26,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 16:56:26,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i [2024-11-12 16:56:28,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 16:56:28,230 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 16:56:28,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i [2024-11-12 16:56:28,241 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/969340caf/1b0a4256a63a4d518ce582e242cfe298/FLAG725705782 [2024-11-12 16:56:28,617 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/969340caf/1b0a4256a63a4d518ce582e242cfe298 [2024-11-12 16:56:28,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 16:56:28,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 16:56:28,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 16:56:28,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 16:56:28,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 16:56:28,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 04:56:28" (1/1) ... [2024-11-12 16:56:28,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4ffbf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:28, skipping insertion in model container [2024-11-12 16:56:28,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 04:56:28" (1/1) ... [2024-11-12 16:56:28,654 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 16:56:28,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 16:56:28,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 16:56:28,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 16:56:29,021 INFO L204 MainTranslator]: Completed translation [2024-11-12 16:56:29,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29 WrapperNode [2024-11-12 16:56:29,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 16:56:29,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 16:56:29,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 16:56:29,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 16:56:29,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,056 INFO L138 Inliner]: procedures = 126, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-12 16:56:29,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 16:56:29,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 16:56:29,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 16:56:29,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 16:56:29,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,069 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,086 INFO L175 MemorySlicer]: Split 44 memory accesses to 3 slices as follows [2, 31, 11]. 70 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 1]. The 18 writes are split as follows [0, 16, 2]. [2024-11-12 16:56:29,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 16:56:29,103 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 16:56:29,103 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 16:56:29,103 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 16:56:29,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (1/1) ... [2024-11-12 16:56:29,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 16:56:29,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:29,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 16:56:29,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 16:56:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 16:56:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 16:56:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 16:56:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 16:56:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 16:56:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure create_data [2024-11-12 16:56:29,164 INFO L138 BoogieDeclarations]: Found implementation of procedure create_data [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 16:56:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 16:56:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 16:56:29,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 16:56:29,254 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 16:56:29,256 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 16:56:29,491 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-12 16:56:29,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 16:56:29,511 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 16:56:29,511 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-12 16:56:29,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 04:56:29 BoogieIcfgContainer [2024-11-12 16:56:29,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 16:56:29,514 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 16:56:29,515 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 16:56:29,518 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 16:56:29,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 04:56:28" (1/3) ... [2024-11-12 16:56:29,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@abf2e37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 04:56:29, skipping insertion in model container [2024-11-12 16:56:29,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 04:56:29" (2/3) ... [2024-11-12 16:56:29,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@abf2e37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 04:56:29, skipping insertion in model container [2024-11-12 16:56:29,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 04:56:29" (3/3) ... [2024-11-12 16:56:29,520 INFO L112 eAbstractionObserver]: Analyzing ICFG complex_data_creation_test01-2.i [2024-11-12 16:56:29,532 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 16:56:29,533 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-12 16:56:29,575 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 16:56:29,579 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;@3e41f560, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 16:56:29,579 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-12 16:56:29,582 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 40 states have (on average 1.55) internal successors, (62), 46 states have internal predecessors, (62), 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) [2024-11-12 16:56:29,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-12 16:56:29,588 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:29,588 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:29,588 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:29,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:29,596 INFO L85 PathProgramCache]: Analyzing trace with hash 203654283, now seen corresponding path program 1 times [2024-11-12 16:56:29,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:29,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914996663] [2024-11-12 16:56:29,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:29,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:29,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:29,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914996663] [2024-11-12 16:56:29,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914996663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:29,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 16:56:29,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 16:56:29,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473368126] [2024-11-12 16:56:29,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:29,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 16:56:29,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:29,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 16:56:29,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 16:56:29,960 INFO L87 Difference]: Start difference. First operand has 50 states, 40 states have (on average 1.55) internal successors, (62), 46 states have internal predecessors, (62), 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 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:30,000 INFO L93 Difference]: Finished difference Result 102 states and 140 transitions. [2024-11-12 16:56:30,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 16:56:30,002 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-12 16:56:30,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:30,007 INFO L225 Difference]: With dead ends: 102 [2024-11-12 16:56:30,007 INFO L226 Difference]: Without dead ends: 47 [2024-11-12 16:56:30,010 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 [2024-11-12 16:56:30,012 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 1 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:30,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 170 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:30,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2024-11-12 16:56:30,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2024-11-12 16:56:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 43 states have internal predecessors, (54), 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) [2024-11-12 16:56:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 58 transitions. [2024-11-12 16:56:30,040 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 58 transitions. Word has length 11 [2024-11-12 16:56:30,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:30,040 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 58 transitions. [2024-11-12 16:56:30,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2024-11-12 16:56:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-12 16:56:30,041 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:30,041 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:30,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 16:56:30,042 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:30,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:30,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1904112249, now seen corresponding path program 1 times [2024-11-12 16:56:30,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:30,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894970972] [2024-11-12 16:56:30,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:30,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-12 16:56:30,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:30,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894970972] [2024-11-12 16:56:30,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894970972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:30,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 16:56:30,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 16:56:30,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463610907] [2024-11-12 16:56:30,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:30,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 16:56:30,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:30,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 16:56:30,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 16:56:30,191 INFO L87 Difference]: Start difference. First operand 47 states and 58 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:30,245 INFO L93 Difference]: Finished difference Result 125 states and 156 transitions. [2024-11-12 16:56:30,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 16:56:30,245 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-11-12 16:56:30,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:30,246 INFO L225 Difference]: With dead ends: 125 [2024-11-12 16:56:30,246 INFO L226 Difference]: Without dead ends: 80 [2024-11-12 16:56:30,248 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 16:56:30,249 INFO L435 NwaCegarLoop]: 51 mSDtfsCounter, 33 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:30,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 150 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:30,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-12 16:56:30,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 74. [2024-11-12 16:56:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 64 states have (on average 1.421875) internal successors, (91), 69 states have internal predecessors, (91), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 95 transitions. [2024-11-12 16:56:30,261 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 95 transitions. Word has length 15 [2024-11-12 16:56:30,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:30,261 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 95 transitions. [2024-11-12 16:56:30,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,262 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2024-11-12 16:56:30,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-12 16:56:30,263 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:30,264 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:30,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 16:56:30,264 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:30,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:30,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1224053879, now seen corresponding path program 1 times [2024-11-12 16:56:30,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:30,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724480483] [2024-11-12 16:56:30,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:30,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:30,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:30,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724480483] [2024-11-12 16:56:30,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724480483] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:30,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923060896] [2024-11-12 16:56:30,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:30,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:30,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:30,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:30,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 16:56:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:30,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 16:56:30,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:30,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:30,543 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 16:56:30,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923060896] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:30,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 16:56:30,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-12 16:56:30,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058116963] [2024-11-12 16:56:30,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:30,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 16:56:30,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:30,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 16:56:30,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-12 16:56:30,545 INFO L87 Difference]: Start difference. First operand 74 states and 95 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:30,588 INFO L93 Difference]: Finished difference Result 74 states and 95 transitions. [2024-11-12 16:56:30,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 16:56:30,589 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-11-12 16:56:30,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:30,589 INFO L225 Difference]: With dead ends: 74 [2024-11-12 16:56:30,589 INFO L226 Difference]: Without dead ends: 73 [2024-11-12 16:56:30,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-12 16:56:30,590 INFO L435 NwaCegarLoop]: 47 mSDtfsCounter, 1 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:30,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 187 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:30,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-12 16:56:30,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-12 16:56:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 64 states have (on average 1.390625) internal successors, (89), 68 states have internal predecessors, (89), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 93 transitions. [2024-11-12 16:56:30,599 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 93 transitions. Word has length 15 [2024-11-12 16:56:30,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:30,599 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 93 transitions. [2024-11-12 16:56:30,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2024-11-12 16:56:30,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-12 16:56:30,600 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:30,600 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:30,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 16:56:30,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:30,805 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:30,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:30,805 INFO L85 PathProgramCache]: Analyzing trace with hash 709035469, now seen corresponding path program 1 times [2024-11-12 16:56:30,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:30,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020388635] [2024-11-12 16:56:30,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:30,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:30,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 16:56:30,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:30,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020388635] [2024-11-12 16:56:30,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020388635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:30,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 16:56:30,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 16:56:30,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206741317] [2024-11-12 16:56:30,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:30,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 16:56:30,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:30,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 16:56:30,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 16:56:30,870 INFO L87 Difference]: Start difference. First operand 73 states and 93 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), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:30,890 INFO L93 Difference]: Finished difference Result 73 states and 93 transitions. [2024-11-12 16:56:30,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 16:56:30,891 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), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-12 16:56:30,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:30,892 INFO L225 Difference]: With dead ends: 73 [2024-11-12 16:56:30,892 INFO L226 Difference]: Without dead ends: 72 [2024-11-12 16:56:30,892 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 [2024-11-12 16:56:30,893 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 0 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:30,893 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:30,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-12 16:56:30,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2024-11-12 16:56:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 58 states have (on average 1.396551724137931) internal successors, (81), 61 states have internal predecessors, (81), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 85 transitions. [2024-11-12 16:56:30,898 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 85 transitions. Word has length 16 [2024-11-12 16:56:30,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:30,898 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 85 transitions. [2024-11-12 16:56:30,898 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), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2024-11-12 16:56:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-12 16:56:30,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:30,899 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:30,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 16:56:30,899 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:30,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:30,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1920979299, now seen corresponding path program 1 times [2024-11-12 16:56:30,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:30,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20949184] [2024-11-12 16:56:30,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:30,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:30,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:30,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20949184] [2024-11-12 16:56:30,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20949184] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:30,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105526065] [2024-11-12 16:56:30,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:30,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:30,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:30,977 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:30,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 16:56:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:31,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 16:56:31,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:31,126 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 16:56:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:31,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105526065] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 16:56:31,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 16:56:31,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-12 16:56:31,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914262294] [2024-11-12 16:56:31,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 16:56:31,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 16:56:31,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:31,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 16:56:31,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-12 16:56:31,158 INFO L87 Difference]: Start difference. First operand 66 states and 85 transitions. Second operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:31,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:31,203 INFO L93 Difference]: Finished difference Result 146 states and 190 transitions. [2024-11-12 16:56:31,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 16:56:31,203 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-12 16:56:31,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:31,205 INFO L225 Difference]: With dead ends: 146 [2024-11-12 16:56:31,205 INFO L226 Difference]: Without dead ends: 82 [2024-11-12 16:56:31,205 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-12 16:56:31,206 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 2 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:31,206 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 282 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:31,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-12 16:56:31,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-12 16:56:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 74 states have (on average 1.3108108108108107) internal successors, (97), 77 states have internal predecessors, (97), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 101 transitions. [2024-11-12 16:56:31,215 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 101 transitions. Word has length 20 [2024-11-12 16:56:31,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:31,216 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 101 transitions. [2024-11-12 16:56:31,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 101 transitions. [2024-11-12 16:56:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-12 16:56:31,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:31,218 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:31,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-12 16:56:31,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:31,419 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:31,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:31,420 INFO L85 PathProgramCache]: Analyzing trace with hash -318254171, now seen corresponding path program 2 times [2024-11-12 16:56:31,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:31,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792168953] [2024-11-12 16:56:31,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:31,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:31,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:31,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792168953] [2024-11-12 16:56:31,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792168953] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:31,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922317865] [2024-11-12 16:56:31,550 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 16:56:31,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:31,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:31,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:31,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 16:56:31,644 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-12 16:56:31,644 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 16:56:31,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 16:56:31,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:31,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-12 16:56:31,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-12 16:56:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 16:56:31,716 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 16:56:31,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922317865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:31,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 16:56:31,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 11 [2024-11-12 16:56:31,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021089998] [2024-11-12 16:56:31,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:31,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 16:56:31,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:31,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 16:56:31,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-12 16:56:31,718 INFO L87 Difference]: Start difference. First operand 82 states and 101 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:31,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:31,796 INFO L93 Difference]: Finished difference Result 104 states and 133 transitions. [2024-11-12 16:56:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 16:56:31,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2024-11-12 16:56:31,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:31,797 INFO L225 Difference]: With dead ends: 104 [2024-11-12 16:56:31,798 INFO L226 Difference]: Without dead ends: 103 [2024-11-12 16:56:31,798 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-12 16:56:31,798 INFO L435 NwaCegarLoop]: 43 mSDtfsCounter, 8 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:31,798 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 121 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 16:56:31,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-12 16:56:31,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 94. [2024-11-12 16:56:31,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 86 states have (on average 1.3372093023255813) internal successors, (115), 89 states have internal predecessors, (115), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 119 transitions. [2024-11-12 16:56:31,810 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 119 transitions. Word has length 28 [2024-11-12 16:56:31,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:31,810 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 119 transitions. [2024-11-12 16:56:31,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 119 transitions. [2024-11-12 16:56:31,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-12 16:56:31,811 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:31,811 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:31,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-12 16:56:32,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:32,012 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting create_dataErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:32,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:32,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1275944624, now seen corresponding path program 1 times [2024-11-12 16:56:32,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:32,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260538698] [2024-11-12 16:56:32,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:32,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:32,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:32,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260538698] [2024-11-12 16:56:32,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260538698] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:32,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778747507] [2024-11-12 16:56:32,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:32,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:32,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:32,108 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:32,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 16:56:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:32,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 16:56:32,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:32,251 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:32,252 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 16:56:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:32,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1778747507] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 16:56:32,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 16:56:32,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-12 16:56:32,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084084095] [2024-11-12 16:56:32,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 16:56:32,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-12 16:56:32,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:32,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-12 16:56:32,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-12 16:56:32,330 INFO L87 Difference]: Start difference. First operand 94 states and 119 transitions. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:32,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:32,379 INFO L93 Difference]: Finished difference Result 218 states and 278 transitions. [2024-11-12 16:56:32,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 16:56:32,380 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-12 16:56:32,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:32,381 INFO L225 Difference]: With dead ends: 218 [2024-11-12 16:56:32,381 INFO L226 Difference]: Without dead ends: 126 [2024-11-12 16:56:32,381 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-12 16:56:32,382 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 2 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:32,382 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 236 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:32,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-12 16:56:32,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-12 16:56:32,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 118 states have (on average 1.2457627118644068) internal successors, (147), 121 states have internal predecessors, (147), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 151 transitions. [2024-11-12 16:56:32,394 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 151 transitions. Word has length 29 [2024-11-12 16:56:32,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:32,394 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 151 transitions. [2024-11-12 16:56:32,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 151 transitions. [2024-11-12 16:56:32,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-12 16:56:32,400 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:32,400 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:32,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-12 16:56:32,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:32,601 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting create_dataErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:32,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:32,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1088016064, now seen corresponding path program 2 times [2024-11-12 16:56:32,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:32,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163364105] [2024-11-12 16:56:32,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:32,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:32,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:32,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163364105] [2024-11-12 16:56:32,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163364105] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:32,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612555459] [2024-11-12 16:56:32,875 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 16:56:32,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:32,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:32,877 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:32,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-12 16:56:32,968 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-12 16:56:32,968 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 16:56:32,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 16:56:32,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:32,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-12 16:56:32,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-12 16:56:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-12 16:56:33,014 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 16:56:33,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612555459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:33,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 16:56:33,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [17] total 19 [2024-11-12 16:56:33,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913030778] [2024-11-12 16:56:33,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:33,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 16:56:33,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:33,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 16:56:33,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2024-11-12 16:56:33,015 INFO L87 Difference]: Start difference. First operand 126 states and 151 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:33,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:33,096 INFO L93 Difference]: Finished difference Result 135 states and 163 transitions. [2024-11-12 16:56:33,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 16:56:33,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2024-11-12 16:56:33,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:33,097 INFO L225 Difference]: With dead ends: 135 [2024-11-12 16:56:33,097 INFO L226 Difference]: Without dead ends: 134 [2024-11-12 16:56:33,098 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2024-11-12 16:56:33,098 INFO L435 NwaCegarLoop]: 44 mSDtfsCounter, 6 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:33,098 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 122 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 16:56:33,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-11-12 16:56:33,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 128. [2024-11-12 16:56:33,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 120 states have (on average 1.2416666666666667) internal successors, (149), 123 states have internal predecessors, (149), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:33,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 153 transitions. [2024-11-12 16:56:33,105 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 153 transitions. Word has length 45 [2024-11-12 16:56:33,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:33,106 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 153 transitions. [2024-11-12 16:56:33,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:33,106 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2024-11-12 16:56:33,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-12 16:56:33,107 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:33,107 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:33,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-12 16:56:33,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:33,308 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting create_dataErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:33,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:33,308 INFO L85 PathProgramCache]: Analyzing trace with hash 631186879, now seen corresponding path program 1 times [2024-11-12 16:56:33,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:33,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814297348] [2024-11-12 16:56:33,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:33,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:33,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:33,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814297348] [2024-11-12 16:56:33,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814297348] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:33,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378865377] [2024-11-12 16:56:33,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:33,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:33,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:33,543 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:33,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-12 16:56:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:33,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-12 16:56:33,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:33,734 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:33,735 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 16:56:33,978 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:33,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378865377] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 16:56:33,979 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 16:56:33,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-11-12 16:56:33,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281756395] [2024-11-12 16:56:33,979 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 16:56:33,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-12 16:56:33,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:33,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-12 16:56:33,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-11-12 16:56:33,981 INFO L87 Difference]: Start difference. First operand 128 states and 153 transitions. Second operand has 34 states, 34 states have (on average 2.3529411764705883) internal successors, (80), 34 states have internal predecessors, (80), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:34,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:34,064 INFO L93 Difference]: Finished difference Result 318 states and 386 transitions. [2024-11-12 16:56:34,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-12 16:56:34,066 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 2.3529411764705883) internal successors, (80), 34 states have internal predecessors, (80), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2024-11-12 16:56:34,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:34,067 INFO L225 Difference]: With dead ends: 318 [2024-11-12 16:56:34,067 INFO L226 Difference]: Without dead ends: 192 [2024-11-12 16:56:34,067 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-11-12 16:56:34,068 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 2 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:34,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 284 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 16:56:34,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-12 16:56:34,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2024-11-12 16:56:34,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 184 states have (on average 1.1576086956521738) internal successors, (213), 187 states have internal predecessors, (213), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:34,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 217 transitions. [2024-11-12 16:56:34,094 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 217 transitions. Word has length 46 [2024-11-12 16:56:34,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:34,095 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 217 transitions. [2024-11-12 16:56:34,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.3529411764705883) internal successors, (80), 34 states have internal predecessors, (80), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:34,095 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 217 transitions. [2024-11-12 16:56:34,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-12 16:56:34,096 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:34,096 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:34,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-12 16:56:34,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:34,301 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting create_dataErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:34,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:34,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1067343393, now seen corresponding path program 2 times [2024-11-12 16:56:34,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:34,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611537770] [2024-11-12 16:56:34,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:34,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:34,936 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:34,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:34,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611537770] [2024-11-12 16:56:34,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611537770] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:34,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461015884] [2024-11-12 16:56:34,936 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 16:56:34,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:34,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:34,938 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:34,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-12 16:56:35,050 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-12 16:56:35,050 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 16:56:35,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-12 16:56:35,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:35,090 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2024-11-12 16:56:35,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2024-11-12 16:56:35,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-12 16:56:35,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-12 16:56:35,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-12 16:56:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-12 16:56:35,265 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 16:56:35,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461015884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:35,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 16:56:35,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [33] total 36 [2024-11-12 16:56:35,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030069935] [2024-11-12 16:56:35,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:35,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 16:56:35,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:35,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 16:56:35,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=965, Unknown=0, NotChecked=0, Total=1260 [2024-11-12 16:56:35,267 INFO L87 Difference]: Start difference. First operand 192 states and 217 transitions. Second operand has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:35,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:35,355 INFO L93 Difference]: Finished difference Result 204 states and 233 transitions. [2024-11-12 16:56:35,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 16:56:35,356 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-11-12 16:56:35,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:35,357 INFO L225 Difference]: With dead ends: 204 [2024-11-12 16:56:35,357 INFO L226 Difference]: Without dead ends: 203 [2024-11-12 16:56:35,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=1032, Unknown=0, NotChecked=0, Total=1332 [2024-11-12 16:56:35,358 INFO L435 NwaCegarLoop]: 40 mSDtfsCounter, 27 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:35,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 135 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 16:56:35,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-12 16:56:35,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 198. [2024-11-12 16:56:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 190 states have (on average 1.1631578947368422) internal successors, (221), 193 states have internal predecessors, (221), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:35,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 225 transitions. [2024-11-12 16:56:35,378 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 225 transitions. Word has length 78 [2024-11-12 16:56:35,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:35,378 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 225 transitions. [2024-11-12 16:56:35,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 225 transitions. [2024-11-12 16:56:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-12 16:56:35,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:35,380 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:35,393 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-12 16:56:35,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:35,585 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:35,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:35,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1272093281, now seen corresponding path program 1 times [2024-11-12 16:56:35,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:35,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427366929] [2024-11-12 16:56:35,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:35,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:36,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:36,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427366929] [2024-11-12 16:56:36,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427366929] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 16:56:36,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11149598] [2024-11-12 16:56:36,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:36,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 16:56:36,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 16:56:36,228 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 16:56:36,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-12 16:56:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:36,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-12 16:56:36,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 16:56:36,482 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:36,483 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 16:56:36,921 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 16:56:36,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11149598] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 16:56:36,921 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 16:56:36,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 43 [2024-11-12 16:56:36,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436773405] [2024-11-12 16:56:36,922 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 16:56:36,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-11-12 16:56:36,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:36,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-11-12 16:56:36,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=1323, Unknown=0, NotChecked=0, Total=1806 [2024-11-12 16:56:36,924 INFO L87 Difference]: Start difference. First operand 198 states and 225 transitions. Second operand has 43 states, 43 states have (on average 2.3488372093023258) internal successors, (101), 43 states have internal predecessors, (101), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:37,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:37,042 INFO L93 Difference]: Finished difference Result 434 states and 500 transitions. [2024-11-12 16:56:37,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-12 16:56:37,042 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 2.3488372093023258) internal successors, (101), 43 states have internal predecessors, (101), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-11-12 16:56:37,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:37,043 INFO L225 Difference]: With dead ends: 434 [2024-11-12 16:56:37,044 INFO L226 Difference]: Without dead ends: 238 [2024-11-12 16:56:37,044 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 125 SyntacticMatches, 23 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1198 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=483, Invalid=1323, Unknown=0, NotChecked=0, Total=1806 [2024-11-12 16:56:37,045 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 1 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:37,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 282 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 16:56:37,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-12 16:56:37,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2024-11-12 16:56:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 230 states have (on average 1.1347826086956523) internal successors, (261), 233 states have internal predecessors, (261), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 265 transitions. [2024-11-12 16:56:37,051 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 265 transitions. Word has length 79 [2024-11-12 16:56:37,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:37,051 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 265 transitions. [2024-11-12 16:56:37,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 2.3488372093023258) internal successors, (101), 43 states have internal predecessors, (101), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:37,051 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 265 transitions. [2024-11-12 16:56:37,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-12 16:56:37,053 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:37,053 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:37,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-12 16:56:37,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-12 16:56:37,254 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:37,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:37,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1390587827, now seen corresponding path program 2 times [2024-11-12 16:56:37,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:37,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580025399] [2024-11-12 16:56:37,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:37,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 16:56:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-12 16:56:37,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 16:56:37,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580025399] [2024-11-12 16:56:37,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580025399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 16:56:37,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 16:56:37,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 16:56:37,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283448964] [2024-11-12 16:56:37,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 16:56:37,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 16:56:37,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 16:56:37,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 16:56:37,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 16:56:37,778 INFO L87 Difference]: Start difference. First operand 238 states and 265 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:37,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 16:56:37,839 INFO L93 Difference]: Finished difference Result 243 states and 271 transitions. [2024-11-12 16:56:37,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 16:56:37,839 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2024-11-12 16:56:37,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 16:56:37,840 INFO L225 Difference]: With dead ends: 243 [2024-11-12 16:56:37,840 INFO L226 Difference]: Without dead ends: 242 [2024-11-12 16:56:37,840 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 16:56:37,841 INFO L435 NwaCegarLoop]: 41 mSDtfsCounter, 31 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 16:56:37,841 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 118 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 16:56:37,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-12 16:56:37,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 240. [2024-11-12 16:56:37,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 232 states have (on average 1.1336206896551724) internal successors, (263), 235 states have internal predecessors, (263), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 16:56:37,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 267 transitions. [2024-11-12 16:56:37,846 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 267 transitions. Word has length 99 [2024-11-12 16:56:37,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 16:56:37,847 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 267 transitions. [2024-11-12 16:56:37,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 16:56:37,847 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 267 transitions. [2024-11-12 16:56:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-12 16:56:37,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 16:56:37,848 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 20, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 16:56:37,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 16:56:37,848 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 16:56:37,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 16:56:37,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1388086676, now seen corresponding path program 1 times [2024-11-12 16:56:37,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 16:56:37,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425041996] [2024-11-12 16:56:37,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 16:56:37,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 16:56:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 16:56:37,933 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 16:56:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 16:56:38,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 16:56:38,057 INFO L339 BasicCegarLoop]: Counterexample is feasible [2024-11-12 16:56:38,058 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2024-11-12 16:56:38,060 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2024-11-12 16:56:38,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2024-11-12 16:56:38,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2024-11-12 16:56:38,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2024-11-12 16:56:38,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2024-11-12 16:56:38,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 16:56:38,063 INFO L421 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-11-12 16:56:38,117 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 16:56:38,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 04:56:38 BoogieIcfgContainer [2024-11-12 16:56:38,119 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 16:56:38,120 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 16:56:38,120 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 16:56:38,120 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 16:56:38,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 04:56:29" (3/4) ... [2024-11-12 16:56:38,121 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-12 16:56:38,172 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 16:56:38,172 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 16:56:38,172 INFO L158 Benchmark]: Toolchain (without parser) took 9552.44ms. Allocated memory was 151.0MB in the beginning and 310.4MB in the end (delta: 159.4MB). Free memory was 77.2MB in the beginning and 253.8MB in the end (delta: -176.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 16:56:38,172 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 151.0MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 16:56:38,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.63ms. Allocated memory was 151.0MB in the beginning and 213.9MB in the end (delta: 62.9MB). Free memory was 76.9MB in the beginning and 174.4MB in the end (delta: -97.6MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-12 16:56:38,172 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.88ms. Allocated memory is still 213.9MB. Free memory was 174.4MB in the beginning and 172.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 16:56:38,173 INFO L158 Benchmark]: Boogie Preprocessor took 44.97ms. Allocated memory is still 213.9MB. Free memory was 172.3MB in the beginning and 168.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 16:56:38,173 INFO L158 Benchmark]: RCFGBuilder took 409.29ms. Allocated memory is still 213.9MB. Free memory was 168.1MB in the beginning and 145.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-12 16:56:38,173 INFO L158 Benchmark]: TraceAbstraction took 8605.10ms. Allocated memory was 213.9MB in the beginning and 310.4MB in the end (delta: 96.5MB). Free memory was 145.1MB in the beginning and 259.0MB in the end (delta: -114.0MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB. [2024-11-12 16:56:38,173 INFO L158 Benchmark]: Witness Printer took 52.10ms. Allocated memory is still 310.4MB. Free memory was 259.0MB in the beginning and 253.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 16:56:38,174 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 151.0MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.63ms. Allocated memory was 151.0MB in the beginning and 213.9MB in the end (delta: 62.9MB). Free memory was 76.9MB in the beginning and 174.4MB in the end (delta: -97.6MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.88ms. Allocated memory is still 213.9MB. Free memory was 174.4MB in the beginning and 172.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.97ms. Allocated memory is still 213.9MB. Free memory was 172.3MB in the beginning and 168.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 409.29ms. Allocated memory is still 213.9MB. Free memory was 168.1MB in the beginning and 145.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 8605.10ms. Allocated memory was 213.9MB in the beginning and 310.4MB in the end (delta: 96.5MB). Free memory was 145.1MB in the beginning and 259.0MB in the end (delta: -114.0MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB. * Witness Printer took 52.10ms. Allocated memory is still 310.4MB. Free memory was 259.0MB in the beginning and 253.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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: 564]: integer overflow possible integer overflow possible We found a FailurePath: [L597] struct node_t *list = ((void *)0); [L597] struct node_t *list = ((void *)0); [L598] int dataNotFinished = 0; VAL [list={3:0}] [L600] CALL append(&list) [L587] struct node_t *node = malloc(sizeof *node); [L588] EXPR \read(**pointerToList) [L588] node->next = *pointerToList [L589] EXPR \read(**pointerToList) [L589] COND TRUE *pointerToList == ((void *)0) [L590] CALL create_data(((void *)0)) VAL [\old(prevData)={0:0}] [L552] prevData != ((void *)0) && prevData->hasNextPartReference VAL [\old(prevData)={0:0}, prevData={0:0}] [L552] prevData != ((void *)0) && prevData->hasNextPartReference VAL [\old(prevData)={0:0}, prevData={0:0}] [L552] COND FALSE !(prevData != ((void *)0) && prevData->hasNextPartReference) [L555] Data data = malloc(sizeof *data); [L556] data->array = (int*) malloc(20 * sizeof(data->array)) [L557] int counter = 0; [L558] counter = 0 VAL [\old(prevData)={0:0}, counter=0, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=1, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=2, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=3, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=4, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=5, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=6, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=7, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=8, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=9, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=10, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=11, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=12, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=13, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=14, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=15, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=16, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=17, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=18, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=19, data={-4:0}, prevData={0:0}] [L558] COND TRUE counter < 20 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=20, data={-4:0}, prevData={0:0}] [L558] COND FALSE !(counter < 20) VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}] [L561] data->number = 0 [L562] int userInput = __VERIFIER_nondet_int(); [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 [L563] EXPR data->number [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 [L563] EXPR data->number [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] COND TRUE __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 && userInput < 200 && userInput > -200 [L564] EXPR data->number [L564] EXPR data->number + __VERIFIER_nondet_int() [L564] data->number = data->number + __VERIFIER_nondet_int() [L565] userInput = __VERIFIER_nondet_int() [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 [L563] EXPR data->number [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 [L563] EXPR data->number [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}, userInput=0] [L563] COND TRUE __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 && userInput < 200 && userInput > -200 [L564] EXPR data->number [L564] data->number + __VERIFIER_nondet_int() VAL [\old(prevData)={0:0}, data={-4:0}, prevData={0:0}] - UnprovableResult [Line: 558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 564]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 570]: 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, 50 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 13, TraceHistogramMax: 20, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 114 mSDsluCounter, 2229 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1665 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 468 IncrementalHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 564 mSDtfsCounter, 468 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 449 SyntacticMatches, 23 SemanticMatches, 177 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2012 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=12, InterpolantAutomatonStates: 131, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 34 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 924 NumberOfCodeBlocks, 824 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 971 ConstructedInterpolants, 0 QuantifiedInterpolants, 2702 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1942 ConjunctsInSsa, 90 ConjunctsInUnsatCore, 24 InterpolantComputations, 8 PerfectInterpolantSequences, 1331/3501 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-12 16:56:38,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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)