./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 1489855b7530896bdd176b2b4b6c40b97d8289986908954c704880efe20dffb0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 09:07:01,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 09:07:01,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-08 09:07:01,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 09:07:01,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 09:07:01,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 09:07:01,403 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 09:07:01,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 09:07:01,403 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 09:07:01,403 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 09:07:01,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 09:07:01,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 09:07:01,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 09:07:01,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 09:07:01,404 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 09:07:01,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 09:07:01,405 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 09:07:01,406 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 09:07:01,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 09:07:01,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 09:07:01,407 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> 1489855b7530896bdd176b2b4b6c40b97d8289986908954c704880efe20dffb0 [2025-02-08 09:07:01,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 09:07:01,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 09:07:01,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 09:07:01,618 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 09:07:01,619 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 09:07:01,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i [2025-02-08 09:07:02,806 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7625aee3c/2ccd7fe36abe4289bfbb777b3a8652d1/FLAGcd58ea90a [2025-02-08 09:07:03,113 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 09:07:03,113 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i [2025-02-08 09:07:03,134 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7625aee3c/2ccd7fe36abe4289bfbb777b3a8652d1/FLAGcd58ea90a [2025-02-08 09:07:03,151 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7625aee3c/2ccd7fe36abe4289bfbb777b3a8652d1 [2025-02-08 09:07:03,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 09:07:03,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 09:07:03,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 09:07:03,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 09:07:03,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 09:07:03,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4248a47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03, skipping insertion in model container [2025-02-08 09:07:03,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,193 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 09:07:03,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 09:07:03,409 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 09:07:03,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 09:07:03,460 INFO L204 MainTranslator]: Completed translation [2025-02-08 09:07:03,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03 WrapperNode [2025-02-08 09:07:03,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 09:07:03,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 09:07:03,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 09:07:03,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 09:07:03,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,489 INFO L138 Inliner]: procedures = 126, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2025-02-08 09:07:03,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 09:07:03,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 09:07:03,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 09:07:03,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 09:07:03,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,498 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,513 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]. [2025-02-08 09:07:03,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,519 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 09:07:03,524 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 09:07:03,524 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 09:07:03,524 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 09:07:03,525 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (1/1) ... [2025-02-08 09:07:03,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 09:07:03,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 09:07:03,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 09:07:03,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 09:07:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure create_data [2025-02-08 09:07:03,565 INFO L138 BoogieDeclarations]: Found implementation of procedure create_data [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 09:07:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 09:07:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 09:07:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 09:07:03,642 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 09:07:03,644 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 09:07:03,800 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L553: havoc #t~mem5.base, #t~mem5.offset; [2025-02-08 09:07:03,868 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L598: call ULTIMATE.dealloc(main_~#list~0#1.base, main_~#list~0#1.offset);havoc main_~#list~0#1.base, main_~#list~0#1.offset; [2025-02-08 09:07:03,890 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2025-02-08 09:07:03,890 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 09:07:03,902 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 09:07:03,903 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 09:07:03,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:03 BoogieIcfgContainer [2025-02-08 09:07:03,903 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 09:07:03,905 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 09:07:03,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 09:07:03,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 09:07:03,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 09:07:03" (1/3) ... [2025-02-08 09:07:03,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c30404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 09:07:03, skipping insertion in model container [2025-02-08 09:07:03,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:03" (2/3) ... [2025-02-08 09:07:03,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c30404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 09:07:03, skipping insertion in model container [2025-02-08 09:07:03,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:03" (3/3) ... [2025-02-08 09:07:03,911 INFO L128 eAbstractionObserver]: Analyzing ICFG complex_data_creation_test02-1.i [2025-02-08 09:07:03,920 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 09:07:03,921 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG complex_data_creation_test02-1.i that has 2 procedures, 46 locations, 1 initial locations, 5 loop locations, and 6 error locations. [2025-02-08 09:07:03,957 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 09:07:03,965 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;@444c2418, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 09:07:03,966 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-02-08 09:07:03,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 36 states have (on average 1.6111111111111112) internal successors, (58), 42 states have internal predecessors, (58), 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) [2025-02-08 09:07:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-02-08 09:07:03,973 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:03,973 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:03,974 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:03,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:03,977 INFO L85 PathProgramCache]: Analyzing trace with hash 306865920, now seen corresponding path program 1 times [2025-02-08 09:07:03,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:03,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873410742] [2025-02-08 09:07:03,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:03,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:04,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 09:07:04,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 09:07:04,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:04,078 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:04,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:04,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:04,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873410742] [2025-02-08 09:07:04,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873410742] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:04,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:04,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 09:07:04,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486572880] [2025-02-08 09:07:04,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:04,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 09:07:04,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:04,460 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 09:07:04,461 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 09:07:04,462 INFO L87 Difference]: Start difference. First operand has 46 states, 36 states have (on average 1.6111111111111112) internal successors, (58), 42 states have internal predecessors, (58), 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, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 09:07:04,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:04,514 INFO L93 Difference]: Finished difference Result 96 states and 134 transitions. [2025-02-08 09:07:04,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 09:07:04,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 10 [2025-02-08 09:07:04,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:04,520 INFO L225 Difference]: With dead ends: 96 [2025-02-08 09:07:04,520 INFO L226 Difference]: Without dead ends: 45 [2025-02-08 09:07:04,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-08 09:07:04,524 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 3 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:04,525 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 158 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:04,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2025-02-08 09:07:04,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 42. [2025-02-08 09:07:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 38 states have internal predecessors, (49), 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) [2025-02-08 09:07:04,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 53 transitions. [2025-02-08 09:07:04,550 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 53 transitions. Word has length 10 [2025-02-08 09:07:04,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:04,550 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 53 transitions. [2025-02-08 09:07:04,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 09:07:04,551 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2025-02-08 09:07:04,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-02-08 09:07:04,552 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:04,552 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:04,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 09:07:04,552 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:04,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:04,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1893362145, now seen corresponding path program 1 times [2025-02-08 09:07:04,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:04,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768475217] [2025-02-08 09:07:04,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:04,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:04,572 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 09:07:04,577 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 09:07:04,578 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:04,578 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:04,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:04,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768475217] [2025-02-08 09:07:04,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768475217] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:04,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:04,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-08 09:07:04,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849743774] [2025-02-08 09:07:04,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:04,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 09:07:04,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:04,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 09:07:04,698 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 09:07:04,698 INFO L87 Difference]: Start difference. First operand 42 states and 53 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 09:07:04,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:04,735 INFO L93 Difference]: Finished difference Result 110 states and 141 transitions. [2025-02-08 09:07:04,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 09:07:04,735 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 10 [2025-02-08 09:07:04,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:04,736 INFO L225 Difference]: With dead ends: 110 [2025-02-08 09:07:04,736 INFO L226 Difference]: Without dead ends: 71 [2025-02-08 09:07:04,736 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 [2025-02-08 09:07:04,737 INFO L435 NwaCegarLoop]: 47 mSDtfsCounter, 33 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 139 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 [2025-02-08 09:07:04,737 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 139 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:04,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2025-02-08 09:07:04,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 65. [2025-02-08 09:07:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 55 states have (on average 1.490909090909091) internal successors, (82), 60 states have internal predecessors, (82), 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) [2025-02-08 09:07:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 86 transitions. [2025-02-08 09:07:04,742 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 86 transitions. Word has length 10 [2025-02-08 09:07:04,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:04,742 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 86 transitions. [2025-02-08 09:07:04,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 09:07:04,743 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2025-02-08 09:07:04,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-02-08 09:07:04,743 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:04,743 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:04,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 09:07:04,743 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:04,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:04,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1894285666, now seen corresponding path program 1 times [2025-02-08 09:07:04,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:04,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762429068] [2025-02-08 09:07:04,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:04,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:04,756 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 09:07:04,766 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 09:07:04,769 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:04,770 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:04,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:04,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762429068] [2025-02-08 09:07:04,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762429068] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:04,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:04,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 09:07:04,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063730594] [2025-02-08 09:07:04,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:04,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 09:07:04,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:04,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 09:07:04,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 09:07:04,827 INFO L87 Difference]: Start difference. First operand 65 states and 86 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 09:07:04,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:04,859 INFO L93 Difference]: Finished difference Result 133 states and 183 transitions. [2025-02-08 09:07:04,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 09:07:04,863 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2025-02-08 09:07:04,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:04,864 INFO L225 Difference]: With dead ends: 133 [2025-02-08 09:07:04,864 INFO L226 Difference]: Without dead ends: 71 [2025-02-08 09:07:04,864 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 [2025-02-08 09:07:04,865 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 1 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:04,865 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 140 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:04,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2025-02-08 09:07:04,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2025-02-08 09:07:04,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 66 states have internal predecessors, (88), 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) [2025-02-08 09:07:04,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 92 transitions. [2025-02-08 09:07:04,870 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 92 transitions. Word has length 10 [2025-02-08 09:07:04,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:04,870 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 92 transitions. [2025-02-08 09:07:04,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 09:07:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2025-02-08 09:07:04,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-02-08 09:07:04,874 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:04,874 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:04,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 09:07:04,874 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:04,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:04,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1088971802, now seen corresponding path program 1 times [2025-02-08 09:07:04,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:04,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353222152] [2025-02-08 09:07:04,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:04,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:04,892 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-08 09:07:04,903 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-08 09:07:04,904 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:04,905 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:05,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:05,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353222152] [2025-02-08 09:07:05,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353222152] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 09:07:05,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054926037] [2025-02-08 09:07:05,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:05,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 09:07:05,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 09:07:05,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 09:07:05,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-08 09:07:05,075 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-08 09:07:05,102 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-08 09:07:05,103 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:05,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:05,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-08 09:07:05,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 09:07:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:05,148 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 09:07:05,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054926037] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:05,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 09:07:05,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2025-02-08 09:07:05,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142922044] [2025-02-08 09:07:05,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:05,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-08 09:07:05,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:05,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 09:07:05,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 09:07:05,150 INFO L87 Difference]: Start difference. First operand 71 states and 92 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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) [2025-02-08 09:07:05,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:05,186 INFO L93 Difference]: Finished difference Result 71 states and 92 transitions. [2025-02-08 09:07:05,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 09:07:05,186 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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 13 [2025-02-08 09:07:05,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:05,187 INFO L225 Difference]: With dead ends: 71 [2025-02-08 09:07:05,187 INFO L226 Difference]: Without dead ends: 70 [2025-02-08 09:07:05,187 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 09:07:05,187 INFO L435 NwaCegarLoop]: 45 mSDtfsCounter, 1 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:05,188 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 223 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:05,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-02-08 09:07:05,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-02-08 09:07:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 61 states have (on average 1.4098360655737705) internal successors, (86), 65 states have internal predecessors, (86), 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) [2025-02-08 09:07:05,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 90 transitions. [2025-02-08 09:07:05,196 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 90 transitions. Word has length 13 [2025-02-08 09:07:05,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:05,198 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 90 transitions. [2025-02-08 09:07:05,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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) [2025-02-08 09:07:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2025-02-08 09:07:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2025-02-08 09:07:05,199 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:05,199 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:05,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-08 09:07:05,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 09:07:05,403 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting create_dataErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:05,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:05,404 INFO L85 PathProgramCache]: Analyzing trace with hash -601612508, now seen corresponding path program 1 times [2025-02-08 09:07:05,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:05,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210461011] [2025-02-08 09:07:05,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:05,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:05,417 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-08 09:07:05,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-08 09:07:05,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:05,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:05,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-08 09:07:05,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:05,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210461011] [2025-02-08 09:07:05,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210461011] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:05,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:05,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 09:07:05,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150958321] [2025-02-08 09:07:05,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:05,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 09:07:05,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:05,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 09:07:05,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 09:07:05,444 INFO L87 Difference]: Start difference. First operand 70 states and 90 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2025-02-08 09:07:05,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:05,461 INFO L93 Difference]: Finished difference Result 70 states and 90 transitions. [2025-02-08 09:07:05,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 09:07:05,461 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 14 [2025-02-08 09:07:05,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:05,462 INFO L225 Difference]: With dead ends: 70 [2025-02-08 09:07:05,462 INFO L226 Difference]: Without dead ends: 69 [2025-02-08 09:07:05,462 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 09:07:05,463 INFO L435 NwaCegarLoop]: 47 mSDtfsCounter, 0 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:05,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:05,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-02-08 09:07:05,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 65. [2025-02-08 09:07:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 60 states have internal predecessors, (80), 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) [2025-02-08 09:07:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 84 transitions. [2025-02-08 09:07:05,472 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 84 transitions. Word has length 14 [2025-02-08 09:07:05,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:05,472 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 84 transitions. [2025-02-08 09:07:05,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2025-02-08 09:07:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2025-02-08 09:07:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2025-02-08 09:07:05,472 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:05,472 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:05,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-08 09:07:05,473 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting create_dataErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:05,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:05,473 INFO L85 PathProgramCache]: Analyzing trace with hash -811185576, now seen corresponding path program 1 times [2025-02-08 09:07:05,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:05,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249873913] [2025-02-08 09:07:05,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:05,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:05,495 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-02-08 09:07:05,510 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-02-08 09:07:05,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:05,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:05,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:05,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249873913] [2025-02-08 09:07:05,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249873913] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 09:07:05,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1283450855] [2025-02-08 09:07:05,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:05,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 09:07:05,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 09:07:05,577 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 09:07:05,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-08 09:07:05,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-02-08 09:07:05,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-02-08 09:07:05,661 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:05,661 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:05,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-08 09:07:05,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 09:07:05,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:05,683 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 09:07:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 09:07:05,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1283450855] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 09:07:05,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 09:07:05,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-08 09:07:05,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436015967] [2025-02-08 09:07:05,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 09:07:05,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-08 09:07:05,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:05,714 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-08 09:07:05,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-02-08 09:07:05,715 INFO L87 Difference]: Start difference. First operand 65 states and 84 transitions. Second operand has 9 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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) [2025-02-08 09:07:05,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:05,752 INFO L93 Difference]: Finished difference Result 139 states and 183 transitions. [2025-02-08 09:07:05,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-08 09:07:05,753 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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 18 [2025-02-08 09:07:05,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:05,754 INFO L225 Difference]: With dead ends: 139 [2025-02-08 09:07:05,754 INFO L226 Difference]: Without dead ends: 77 [2025-02-08 09:07:05,754 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-02-08 09:07:05,754 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:05,755 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:05,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2025-02-08 09:07:05,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2025-02-08 09:07:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 72 states have internal predecessors, (92), 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) [2025-02-08 09:07:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 96 transitions. [2025-02-08 09:07:05,766 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 96 transitions. Word has length 18 [2025-02-08 09:07:05,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:05,766 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 96 transitions. [2025-02-08 09:07:05,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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) [2025-02-08 09:07:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2025-02-08 09:07:05,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2025-02-08 09:07:05,767 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:05,767 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:05,776 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-08 09:07:05,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 09:07:05,969 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)] === [2025-02-08 09:07:05,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:05,969 INFO L85 PathProgramCache]: Analyzing trace with hash 304197464, now seen corresponding path program 2 times [2025-02-08 09:07:05,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:05,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891084148] [2025-02-08 09:07:05,969 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 09:07:05,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:05,994 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 24 statements into 2 equivalence classes. [2025-02-08 09:07:06,016 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 15 of 24 statements. [2025-02-08 09:07:06,017 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 09:07:06,017 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 09:07:06,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:06,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891084148] [2025-02-08 09:07:06,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891084148] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:06,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:06,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 09:07:06,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566027445] [2025-02-08 09:07:06,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:06,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 09:07:06,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:06,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 09:07:06,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 09:07:06,076 INFO L87 Difference]: Start difference. First operand 77 states and 96 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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) [2025-02-08 09:07:06,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:06,139 INFO L93 Difference]: Finished difference Result 105 states and 134 transitions. [2025-02-08 09:07:06,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 09:07:06,140 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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 24 [2025-02-08 09:07:06,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:06,142 INFO L225 Difference]: With dead ends: 105 [2025-02-08 09:07:06,142 INFO L226 Difference]: Without dead ends: 104 [2025-02-08 09:07:06,142 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-08 09:07:06,142 INFO L435 NwaCegarLoop]: 42 mSDtfsCounter, 11 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 116 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 [2025-02-08 09:07:06,143 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 116 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 09:07:06,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2025-02-08 09:07:06,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 89. [2025-02-08 09:07:06,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 81 states have (on average 1.3580246913580247) internal successors, (110), 84 states have internal predecessors, (110), 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) [2025-02-08 09:07:06,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2025-02-08 09:07:06,150 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 24 [2025-02-08 09:07:06,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:06,150 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2025-02-08 09:07:06,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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) [2025-02-08 09:07:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2025-02-08 09:07:06,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2025-02-08 09:07:06,151 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:06,151 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:06,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-08 09:07:06,151 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:06,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:06,151 INFO L85 PathProgramCache]: Analyzing trace with hash 840186774, now seen corresponding path program 1 times [2025-02-08 09:07:06,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:06,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580968954] [2025-02-08 09:07:06,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:06,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:06,162 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-02-08 09:07:06,170 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-02-08 09:07:06,170 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:06,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 09:07:06,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:06,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580968954] [2025-02-08 09:07:06,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580968954] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:06,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:06,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-08 09:07:06,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010596192] [2025-02-08 09:07:06,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:06,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-08 09:07:06,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:06,272 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-08 09:07:06,272 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-08 09:07:06,273 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 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) [2025-02-08 09:07:06,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:06,350 INFO L93 Difference]: Finished difference Result 104 states and 132 transitions. [2025-02-08 09:07:06,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 09:07:06,350 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 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 25 [2025-02-08 09:07:06,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:06,351 INFO L225 Difference]: With dead ends: 104 [2025-02-08 09:07:06,351 INFO L226 Difference]: Without dead ends: 103 [2025-02-08 09:07:06,352 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 [2025-02-08 09:07:06,352 INFO L435 NwaCegarLoop]: 43 mSDtfsCounter, 12 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:06,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 150 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-08 09:07:06,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2025-02-08 09:07:06,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 91. [2025-02-08 09:07:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 83 states have (on average 1.3493975903614457) internal successors, (112), 86 states have internal predecessors, (112), 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) [2025-02-08 09:07:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 116 transitions. [2025-02-08 09:07:06,358 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 116 transitions. Word has length 25 [2025-02-08 09:07:06,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:06,358 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 116 transitions. [2025-02-08 09:07:06,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 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) [2025-02-08 09:07:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2025-02-08 09:07:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-02-08 09:07:06,359 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:06,359 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:06,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-08 09:07:06,359 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:06,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:06,360 INFO L85 PathProgramCache]: Analyzing trace with hash -35378320, now seen corresponding path program 1 times [2025-02-08 09:07:06,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:06,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866339413] [2025-02-08 09:07:06,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:06,391 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-02-08 09:07:06,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-02-08 09:07:06,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:06,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 09:07:06,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:06,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866339413] [2025-02-08 09:07:06,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866339413] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 09:07:06,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 09:07:06,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-08 09:07:06,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059557355] [2025-02-08 09:07:06,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 09:07:06,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-08 09:07:06,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:06,886 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-08 09:07:06,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-08 09:07:06,887 INFO L87 Difference]: Start difference. First operand 91 states and 116 transitions. Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 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) [2025-02-08 09:07:06,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:06,983 INFO L93 Difference]: Finished difference Result 125 states and 158 transitions. [2025-02-08 09:07:06,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 09:07:06,984 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 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 27 [2025-02-08 09:07:06,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:06,986 INFO L225 Difference]: With dead ends: 125 [2025-02-08 09:07:06,986 INFO L226 Difference]: Without dead ends: 123 [2025-02-08 09:07:06,986 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-02-08 09:07:06,987 INFO L435 NwaCegarLoop]: 42 mSDtfsCounter, 38 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:06,987 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 123 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-08 09:07:06,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2025-02-08 09:07:07,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 101. [2025-02-08 09:07:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 93 states have (on average 1.3333333333333333) internal successors, (124), 96 states have internal predecessors, (124), 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) [2025-02-08 09:07:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 128 transitions. [2025-02-08 09:07:07,001 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 128 transitions. Word has length 27 [2025-02-08 09:07:07,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:07,003 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 128 transitions. [2025-02-08 09:07:07,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 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) [2025-02-08 09:07:07,003 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 128 transitions. [2025-02-08 09:07:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2025-02-08 09:07:07,004 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:07,004 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:07,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-08 09:07:07,004 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:07,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:07,004 INFO L85 PathProgramCache]: Analyzing trace with hash -806128877, now seen corresponding path program 1 times [2025-02-08 09:07:07,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:07,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588793340] [2025-02-08 09:07:07,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:07,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:07,033 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-02-08 09:07:07,085 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-02-08 09:07:07,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:07,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 09:07:07,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 09:07:07,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588793340] [2025-02-08 09:07:07,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588793340] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 09:07:07,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893857643] [2025-02-08 09:07:07,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:07,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 09:07:07,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 09:07:07,739 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 09:07:07,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-08 09:07:07,846 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-02-08 09:07:07,900 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-02-08 09:07:07,900 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:07,900 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 09:07:07,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 29 conjuncts are in the unsatisfiable core [2025-02-08 09:07:07,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 09:07:07,956 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2025-02-08 09:07:07,957 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 [2025-02-08 09:07:07,989 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 11 treesize of output 7 [2025-02-08 09:07:08,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 38 treesize of output 11 [2025-02-08 09:07:08,082 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2025-02-08 09:07:08,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2025-02-08 09:07:08,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2025-02-08 09:07:08,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 62 [2025-02-08 09:07:08,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2025-02-08 09:07:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-02-08 09:07:08,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-02-08 09:07:08,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2025-02-08 09:07:08,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2025-02-08 09:07:08,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 9 [2025-02-08 09:07:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 09:07:08,319 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 09:07:08,366 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_create_data_~nextData~0.base_5 Int) (create_data_~nextData~0.offset Int) (v_ArrVal_607 (Array Int Int)) (v_ArrVal_608 (Array Int Int)) (v_ArrVal_610 (Array Int Int))) (or (< 0 (+ 2147483449 (select (select (store (store (store |c_#memory_int#1| c_create_data_~data~0.base v_ArrVal_607) c_create_data_~nextData~0.base v_ArrVal_608) v_create_data_~nextData~0.base_5 v_ArrVal_610) c_create_data_~nextData~0.base) create_data_~nextData~0.offset))) (not (= v_ArrVal_608 (let ((.cse1 (+ create_data_~nextData~0.offset 12))) (store (let ((.cse0 (+ create_data_~nextData~0.offset 8))) (store (select (store (store |c_#memory_int#1| c_create_data_~nextData~0.base (store (select |c_#memory_int#1| c_create_data_~nextData~0.base) create_data_~nextData~0.offset (+ |c_create_data_#t~mem22| (- 200)))) c_create_data_~data~0.base v_ArrVal_607) c_create_data_~nextData~0.base) .cse0 (select v_ArrVal_608 .cse0))) .cse1 (select v_ArrVal_608 .cse1))))) (not (= (select |c_#valid| v_create_data_~nextData~0.base_5) 0)))) is different from false [2025-02-08 09:07:08,410 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_create_data_#t~mem22_9| Int) (v_create_data_~nextData~0.base_5 Int) (v_ArrVal_605 (Array Int Int)) (create_data_~nextData~0.offset Int) (v_create_data_~nextData~0.base_6 Int) (v_ArrVal_607 (Array Int Int)) (v_ArrVal_608 (Array Int Int)) (v_ArrVal_610 (Array Int Int))) (or (< 0 (+ 2147483449 (select (select (store (store (store |c_#memory_int#1| c_create_data_~data~0.base v_ArrVal_607) v_create_data_~nextData~0.base_6 v_ArrVal_608) v_create_data_~nextData~0.base_5 v_ArrVal_610) v_create_data_~nextData~0.base_6) create_data_~nextData~0.offset))) (< |v_create_data_#t~mem22_9| (select (select (store |c_#memory_int#1| v_create_data_~nextData~0.base_6 v_ArrVal_605) c_create_data_~data~0.base) c_create_data_~data~0.offset)) (not (= (select (store |c_#valid| v_create_data_~nextData~0.base_6 1) v_create_data_~nextData~0.base_5) 0)) (not (= v_ArrVal_608 (let ((.cse1 (+ create_data_~nextData~0.offset 12))) (store (let ((.cse0 (+ create_data_~nextData~0.offset 8))) (store (select (store (store |c_#memory_int#1| v_create_data_~nextData~0.base_6 (store v_ArrVal_605 create_data_~nextData~0.offset (+ |v_create_data_#t~mem22_9| (- 200)))) c_create_data_~data~0.base v_ArrVal_607) v_create_data_~nextData~0.base_6) .cse0 (select v_ArrVal_608 .cse0))) .cse1 (select v_ArrVal_608 .cse1))))) (not (= (select |c_#valid| v_create_data_~nextData~0.base_6) 0)))) is different from false [2025-02-08 09:07:08,454 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_create_data_#t~mem22_9| Int) (v_create_data_~nextData~0.base_5 Int) (v_ArrVal_605 (Array Int Int)) (create_data_~nextData~0.offset Int) (v_create_data_~nextData~0.base_6 Int) (v_ArrVal_607 (Array Int Int)) (v_ArrVal_608 (Array Int Int)) (v_ArrVal_603 Int) (v_ArrVal_602 Int) (v_ArrVal_610 (Array Int Int))) (or (< 0 (+ 2147483449 (select (select (store (store (store |c_#memory_int#1| c_create_data_~data~0.base v_ArrVal_607) v_create_data_~nextData~0.base_6 v_ArrVal_608) v_create_data_~nextData~0.base_5 v_ArrVal_610) v_create_data_~nextData~0.base_6) create_data_~nextData~0.offset))) (not (= (select (store |c_#valid| v_create_data_~nextData~0.base_6 1) v_create_data_~nextData~0.base_5) 0)) (not (= v_ArrVal_608 (let ((.cse1 (+ create_data_~nextData~0.offset 12))) (store (let ((.cse0 (+ create_data_~nextData~0.offset 8))) (store (select (store (store |c_#memory_int#1| v_create_data_~nextData~0.base_6 (store v_ArrVal_605 create_data_~nextData~0.offset (+ |v_create_data_#t~mem22_9| (- 200)))) c_create_data_~data~0.base v_ArrVal_607) v_create_data_~nextData~0.base_6) .cse0 (select v_ArrVal_608 .cse0))) .cse1 (select v_ArrVal_608 .cse1))))) (not (= (select |c_#valid| v_create_data_~nextData~0.base_6) 0)) (< |v_create_data_#t~mem22_9| (select (select (store (store |c_#memory_int#1| c_create_data_~data~0.base (store (store (select |c_#memory_int#1| c_create_data_~data~0.base) (+ c_create_data_~data~0.offset 8) v_ArrVal_603) (+ c_create_data_~data~0.offset 12) v_ArrVal_602)) v_create_data_~nextData~0.base_6 v_ArrVal_605) c_create_data_~data~0.base) c_create_data_~data~0.offset)))) is different from false [2025-02-08 09:07:08,599 INFO L173 IndexEqualityManager]: detected equality via solver [2025-02-08 09:07:08,606 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-08 09:07:08,607 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 105 [2025-02-08 09:07:08,619 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2025-02-08 09:07:08,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 41 [2025-02-08 09:07:08,626 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 30 treesize of output 22 [2025-02-08 09:07:08,667 INFO L349 Elim1Store]: treesize reduction 62, result has 47.5 percent of original size [2025-02-08 09:07:08,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 83 [2025-02-08 09:07:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 3 not checked. [2025-02-08 09:07:08,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893857643] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 09:07:08,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 09:07:08,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 14 [2025-02-08 09:07:08,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653575370] [2025-02-08 09:07:08,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 09:07:08,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-02-08 09:07:08,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 09:07:08,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-02-08 09:07:08,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=94, Unknown=5, NotChecked=66, Total=210 [2025-02-08 09:07:08,748 INFO L87 Difference]: Start difference. First operand 101 states and 128 transitions. Second operand has 15 states, 14 states have (on average 3.357142857142857) internal successors, (47), 15 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) [2025-02-08 09:07:09,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 09:07:09,100 INFO L93 Difference]: Finished difference Result 139 states and 174 transitions. [2025-02-08 09:07:09,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-02-08 09:07:09,101 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.357142857142857) internal successors, (47), 15 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 31 [2025-02-08 09:07:09,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 09:07:09,102 INFO L225 Difference]: With dead ends: 139 [2025-02-08 09:07:09,102 INFO L226 Difference]: Without dead ends: 138 [2025-02-08 09:07:09,102 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=168, Unknown=6, NotChecked=90, Total=342 [2025-02-08 09:07:09,102 INFO L435 NwaCegarLoop]: 45 mSDtfsCounter, 69 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 196 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-08 09:07:09,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 303 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 108 Invalid, 3 Unknown, 196 Unchecked, 0.3s Time] [2025-02-08 09:07:09,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2025-02-08 09:07:09,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 107. [2025-02-08 09:07:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 99 states have (on average 1.3333333333333333) internal successors, (132), 102 states have internal predecessors, (132), 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) [2025-02-08 09:07:09,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 136 transitions. [2025-02-08 09:07:09,112 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 136 transitions. Word has length 31 [2025-02-08 09:07:09,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 09:07:09,115 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 136 transitions. [2025-02-08 09:07:09,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.357142857142857) internal successors, (47), 15 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) [2025-02-08 09:07:09,116 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 136 transitions. [2025-02-08 09:07:09,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2025-02-08 09:07:09,116 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 09:07:09,116 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:09,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-08 09:07:09,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 09:07:09,317 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting create_dataErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-08 09:07:09,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 09:07:09,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1488193933, now seen corresponding path program 1 times [2025-02-08 09:07:09,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 09:07:09,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855698043] [2025-02-08 09:07:09,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 09:07:09,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 09:07:09,332 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-02-08 09:07:09,345 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-02-08 09:07:09,345 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:09,345 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 09:07:09,345 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 09:07:09,348 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-02-08 09:07:09,359 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-02-08 09:07:09,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 09:07:09,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 09:07:09,378 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 09:07:09,379 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-08 09:07:09,380 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location create_dataErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2025-02-08 09:07:09,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2025-02-08 09:07:09,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2025-02-08 09:07:09,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2025-02-08 09:07:09,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2025-02-08 09:07:09,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location create_dataErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2025-02-08 09:07:09,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-02-08 09:07:09,384 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 09:07:09,410 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 09:07:09,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 09:07:09 BoogieIcfgContainer [2025-02-08 09:07:09,412 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 09:07:09,413 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 09:07:09,416 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 09:07:09,417 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 09:07:09,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:03" (3/4) ... [2025-02-08 09:07:09,418 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-02-08 09:07:09,455 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 14. [2025-02-08 09:07:09,500 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 09:07:09,503 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 09:07:09,504 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 09:07:09,505 INFO L158 Benchmark]: Toolchain (without parser) took 6349.78ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 113.6MB in the beginning and 175.1MB in the end (delta: -61.5MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. [2025-02-08 09:07:09,505 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:09,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.60ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 95.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 09:07:09,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.48ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 09:07:09,506 INFO L158 Benchmark]: Boogie Preprocessor took 33.77ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 90.8MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:09,506 INFO L158 Benchmark]: IcfgBuilder took 379.45ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 69.1MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 09:07:09,506 INFO L158 Benchmark]: TraceAbstraction took 5507.86ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 69.1MB in the beginning and 180.5MB in the end (delta: -111.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2025-02-08 09:07:09,507 INFO L158 Benchmark]: Witness Printer took 90.67ms. Allocated memory is still 302.0MB. Free memory was 180.5MB in the beginning and 175.1MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 09:07:09,508 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.60ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 95.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.48ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.77ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 90.8MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 379.45ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 69.1MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5507.86ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 69.1MB in the beginning and 180.5MB in the end (delta: -111.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Witness Printer took 90.67ms. Allocated memory is still 302.0MB. Free memory was 180.5MB in the beginning and 175.1MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 564]: integer overflow possible integer overflow possible We found a FailurePath: [L598] struct node_t *list = ((void *)0); [L598] struct node_t *list = ((void *)0); [L599] int dataNotFinished = 0; VAL [list={3:0}] [L603] COND TRUE dataNotFinished || __VERIFIER_nondet_int() [L601] CALL append(&list) [L588] struct node_t *node = malloc(sizeof *node); [L589] EXPR \read(**pointerToList) [L589] node->next = *pointerToList [L590] EXPR \read(**pointerToList) [L590] COND TRUE *pointerToList == ((void *)0) [L591] 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={-3:0}, prevData={0:0}] [L558] COND TRUE counter < 3 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=1, data={-3:0}, prevData={0:0}] [L558] COND TRUE counter < 3 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=2, data={-3:0}, prevData={0:0}] [L558] COND TRUE counter < 3 [L559] EXPR data->array [L559] data->array[counter] = __VERIFIER_nondet_int() [L558] counter++ VAL [\old(prevData)={0:0}, counter=3, data={-3:0}, prevData={0:0}] [L558] COND FALSE !(counter < 3) [L561] data->number = 0 [L562] int userInput = __VERIFIER_nondet_int(); [L563] COND TRUE __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 && userInput < 200 && userInput > -200 [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 VAL [\old(prevData)={0:0}, data={-3:0}, 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={-3:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 VAL [\old(prevData)={0:0}, data={-3:0}, 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={-3:0}, 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] COND TRUE __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 && userInput < 200 && userInput > -200 [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 VAL [\old(prevData)={0:0}, data={-3:0}, 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={-3:0}, prevData={0:0}, userInput=0] [L563] EXPR __VERIFIER_nondet_int() && data->number < 200 && data->number > -200 VAL [\old(prevData)={0:0}, data={-3:0}, 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={-3:0}, 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={-3:0}, prevData={0:0}] - UnprovableResult [Line: 573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 573]: 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: 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. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 46 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 169 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 168 mSDsluCounter, 1715 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 196 IncrementalHoareTripleChecker+Unchecked, 1255 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 324 IncrementalHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 460 mSDtfsCounter, 324 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 158 GetRequests, 105 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred in iteration=10, InterpolantAutomatonStates: 52, 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, 10 MinimizatonAttempts, 93 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 275 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 278 ConstructedInterpolants, 26 QuantifiedInterpolants, 2159 SizeOfPredicates, 9 NumberOfNonLiveVariables, 730 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 77/91 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-02-08 09:07:09,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)