./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cffec752d7227a7c562d34741b774370eecd95bc2cbcd3f61eafcd9579c5c4e --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 06:03:50,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 06:03:50,820 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 06:03:50,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 06:03:50,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 06:03:50,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 06:03:50,848 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 06:03:50,848 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 06:03:50,848 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 06:03:50,849 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 06:03:50,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 06:03:50,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 06:03:50,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 06:03:50,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 06:03:50,850 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 06:03:50,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 06:03:50,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 06:03:50,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 06:03:50,851 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/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 ! call(reach_error())) ) 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 -> 5cffec752d7227a7c562d34741b774370eecd95bc2cbcd3f61eafcd9579c5c4e [2025-03-17 06:03:51,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 06:03:51,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 06:03:51,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 06:03:51,268 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 06:03:51,269 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 06:03:51,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i [2025-03-17 06:03:53,010 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70aed1794/ac843b40b05c48f7b68dd1a4635cca23/FLAG3d59ca742 [2025-03-17 06:03:53,446 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 06:03:53,447 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i [2025-03-17 06:03:53,456 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70aed1794/ac843b40b05c48f7b68dd1a4635cca23/FLAG3d59ca742 [2025-03-17 06:03:53,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70aed1794/ac843b40b05c48f7b68dd1a4635cca23 [2025-03-17 06:03:53,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 06:03:53,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 06:03:53,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 06:03:53,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 06:03:53,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 06:03:53,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:03:53" (1/1) ... [2025-03-17 06:03:53,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11355ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:53, skipping insertion in model container [2025-03-17 06:03:53,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:03:53" (1/1) ... [2025-03-17 06:03:53,668 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 06:03:53,844 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i[916,929] [2025-03-17 06:03:53,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 06:03:53,957 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 06:03:53,975 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i[916,929] [2025-03-17 06:03:54,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 06:03:54,085 INFO L204 MainTranslator]: Completed translation [2025-03-17 06:03:54,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54 WrapperNode [2025-03-17 06:03:54,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 06:03:54,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 06:03:54,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 06:03:54,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 06:03:54,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,193 INFO L138 Inliner]: procedures = 30, calls = 164, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 553 [2025-03-17 06:03:54,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 06:03:54,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 06:03:54,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 06:03:54,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 06:03:54,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,234 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2025-03-17 06:03:54,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,283 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 06:03:54,303 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 06:03:54,303 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 06:03:54,303 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 06:03:54,304 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (1/1) ... [2025-03-17 06:03:54,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 06:03:54,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 06:03:54,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 06:03:54,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 06:03:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 06:03:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2025-03-17 06:03:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2025-03-17 06:03:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-17 06:03:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2025-03-17 06:03:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2025-03-17 06:03:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-17 06:03:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 06:03:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 06:03:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-17 06:03:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 06:03:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 06:03:54,572 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 06:03:54,577 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 06:03:55,141 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L106: havoc property_#t~mem104#1;havoc property_#t~mem105#1;havoc property_#t~ite118#1;havoc property_#t~mem106#1;havoc property_#t~mem107#1;havoc property_#t~ite110#1;havoc property_#t~mem108#1;havoc property_#t~mem109#1;havoc property_#t~mem111#1;havoc property_#t~ite116#1;havoc property_#t~mem113#1;havoc property_#t~mem112#1;havoc property_#t~mem115#1;havoc property_#t~mem114#1;havoc property_#t~mem117#1;havoc property_#t~mem126#1;havoc property_#t~mem119#1;havoc property_#t~mem120#1;havoc property_#t~mem121#1;havoc property_#t~ite125#1;havoc property_#t~mem122#1;havoc property_#t~mem123#1;havoc property_#t~mem124#1;havoc property_#t~ite130#1;havoc property_#t~mem127#1;havoc property_#t~mem129#1;havoc property_#t~mem128#1;havoc property_#t~short131#1;havoc property_#t~mem132#1;havoc property_#t~mem133#1;havoc property_#t~ite156#1;havoc property_#t~mem137#1;havoc property_#t~mem134#1;havoc property_#t~mem135#1;havoc property_#t~short136#1;havoc property_#t~mem138#1;havoc property_#t~mem139#1;havoc property_#t~mem140#1;havoc property_#t~mem141#1;havoc property_#t~ite144#1;havoc property_#t~mem142#1;havoc property_#t~mem143#1;havoc property_#t~mem145#1;havoc property_#t~ite152#1;havoc property_#t~mem146#1;havoc property_#t~mem147#1;havoc property_#t~ite150#1;havoc property_#t~mem148#1;havoc property_#t~mem149#1;havoc property_#t~mem151#1;havoc property_#t~ite155#1;havoc property_#t~mem154#1;havoc property_#t~mem153#1;havoc property_#t~short157#1; [2025-03-17 06:03:55,227 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2025-03-17 06:03:55,227 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 06:03:55,250 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 06:03:55,251 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 06:03:55,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:03:55 BoogieIcfgContainer [2025-03-17 06:03:55,252 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 06:03:55,254 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 06:03:55,254 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 06:03:55,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 06:03:55,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 06:03:53" (1/3) ... [2025-03-17 06:03:55,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6390c70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 06:03:55, skipping insertion in model container [2025-03-17 06:03:55,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:03:54" (2/3) ... [2025-03-17 06:03:55,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6390c70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 06:03:55, skipping insertion in model container [2025-03-17 06:03:55,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:03:55" (3/3) ... [2025-03-17 06:03:55,269 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-93.i [2025-03-17 06:03:55,289 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 06:03:55,295 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-s_file-93.i that has 2 procedures, 113 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 06:03:55,390 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 06:03:55,413 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;@41bddadb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 06:03:55,415 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 06:03:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 96 states have (on average 1.4791666666666667) internal successors, (142), 97 states have internal predecessors, (142), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 06:03:55,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 06:03:55,435 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 06:03:55,436 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 06:03:55,437 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 06:03:55,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 06:03:55,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1447712545, now seen corresponding path program 1 times [2025-03-17 06:03:55,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 06:03:55,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414760715] [2025-03-17 06:03:55,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 06:03:55,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 06:03:55,704 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:03:55,784 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:03:55,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:03:55,786 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 06:03:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2025-03-17 06:03:56,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 06:03:56,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414760715] [2025-03-17 06:03:56,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414760715] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 06:03:56,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712507273] [2025-03-17 06:03:56,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 06:03:56,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 06:03:56,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 06:03:56,070 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 06:03:56,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 06:03:56,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:03:56,413 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:03:56,414 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:03:56,414 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 06:03:56,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 06:03:56,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 06:03:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2025-03-17 06:03:56,486 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 06:03:56,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712507273] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 06:03:56,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 06:03:56,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 06:03:56,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194892508] [2025-03-17 06:03:56,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 06:03:56,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 06:03:56,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 06:03:56,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 06:03:56,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 06:03:56,529 INFO L87 Difference]: Start difference. First operand has 113 states, 96 states have (on average 1.4791666666666667) internal successors, (142), 97 states have internal predecessors, (142), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:03:56,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 06:03:56,576 INFO L93 Difference]: Finished difference Result 223 states and 352 transitions. [2025-03-17 06:03:56,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 06:03:56,581 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 122 [2025-03-17 06:03:56,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 06:03:56,590 INFO L225 Difference]: With dead ends: 223 [2025-03-17 06:03:56,592 INFO L226 Difference]: Without dead ends: 111 [2025-03-17 06:03:56,596 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 06:03:56,604 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 06:03:56,610 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 06:03:56,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2025-03-17 06:03:56,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2025-03-17 06:03:56,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 95 states have (on average 1.4526315789473685) internal successors, (138), 95 states have internal predecessors, (138), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 06:03:56,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 166 transitions. [2025-03-17 06:03:56,669 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 166 transitions. Word has length 122 [2025-03-17 06:03:56,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 06:03:56,673 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 166 transitions. [2025-03-17 06:03:56,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:03:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2025-03-17 06:03:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 06:03:56,680 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 06:03:56,680 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 06:03:56,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 06:03:56,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 06:03:56,882 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 06:03:56,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 06:03:56,885 INFO L85 PathProgramCache]: Analyzing trace with hash -826873829, now seen corresponding path program 1 times [2025-03-17 06:03:56,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 06:03:56,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769412526] [2025-03-17 06:03:56,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 06:03:56,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 06:03:56,951 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:03:57,016 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:03:57,023 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:03:57,024 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 06:03:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2025-03-17 06:03:57,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 06:03:57,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769412526] [2025-03-17 06:03:57,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769412526] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 06:03:57,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 06:03:57,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 06:03:57,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521106755] [2025-03-17 06:03:57,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 06:03:57,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 06:03:57,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 06:03:57,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 06:03:57,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 06:03:57,503 INFO L87 Difference]: Start difference. First operand 111 states and 166 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:03:57,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 06:03:57,572 INFO L93 Difference]: Finished difference Result 223 states and 334 transitions. [2025-03-17 06:03:57,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 06:03:57,573 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 122 [2025-03-17 06:03:57,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 06:03:57,574 INFO L225 Difference]: With dead ends: 223 [2025-03-17 06:03:57,579 INFO L226 Difference]: Without dead ends: 113 [2025-03-17 06:03:57,580 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 06:03:57,581 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 0 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 06:03:57,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 481 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 06:03:57,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2025-03-17 06:03:57,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2025-03-17 06:03:57,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 97 states have (on average 1.443298969072165) internal successors, (140), 97 states have internal predecessors, (140), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 06:03:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 168 transitions. [2025-03-17 06:03:57,600 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 168 transitions. Word has length 122 [2025-03-17 06:03:57,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 06:03:57,607 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 168 transitions. [2025-03-17 06:03:57,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:03:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2025-03-17 06:03:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 06:03:57,609 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 06:03:57,609 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 06:03:57,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 06:03:57,610 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 06:03:57,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 06:03:57,610 INFO L85 PathProgramCache]: Analyzing trace with hash -618175526, now seen corresponding path program 1 times [2025-03-17 06:03:57,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 06:03:57,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149026357] [2025-03-17 06:03:57,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 06:03:57,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 06:03:57,675 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:03:57,852 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:03:57,853 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:03:57,853 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 06:03:57,853 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 06:03:57,875 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:03:57,995 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:03:57,996 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:03:57,996 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 06:03:58,102 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 06:03:58,103 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 06:03:58,103 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 06:03:58,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 06:03:58,112 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-17 06:03:58,203 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 06:03:58,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 06:03:58 BoogieIcfgContainer [2025-03-17 06:03:58,212 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 06:03:58,216 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 06:03:58,218 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 06:03:58,218 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 06:03:58,218 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:03:55" (3/4) ... [2025-03-17 06:03:58,220 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 06:03:58,220 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 06:03:58,221 INFO L158 Benchmark]: Toolchain (without parser) took 4593.10ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 109.6MB in the beginning and 334.5MB in the end (delta: -224.9MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2025-03-17 06:03:58,221 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 226.5MB. Free memory is still 148.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 06:03:58,227 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.06ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 93.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 06:03:58,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.64ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 89.5MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 06:03:58,227 INFO L158 Benchmark]: Boogie Preprocessor took 104.15ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 86.6MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 06:03:58,228 INFO L158 Benchmark]: IcfgBuilder took 949.16ms. Allocated memory is still 142.6MB. Free memory was 86.6MB in the beginning and 54.0MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-17 06:03:58,228 INFO L158 Benchmark]: TraceAbstraction took 2961.27ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 53.1MB in the beginning and 334.5MB in the end (delta: -281.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2025-03-17 06:03:58,228 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 377.5MB. Free memory was 334.5MB in the beginning and 334.5MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 06:03:58,231 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 226.5MB. Free memory is still 148.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.06ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 93.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.64ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 89.5MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 104.15ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 86.6MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 949.16ms. Allocated memory is still 142.6MB. Free memory was 86.6MB in the beginning and 54.0MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2961.27ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 53.1MB in the beginning and 334.5MB in the end (delta: -281.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 377.5MB. Free memory was 334.5MB in the beginning and 334.5MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someUnaryDOUBLEoperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 83. Possible FailurePath: [L36] unsigned char isInitial = 0; [L37-L50] struct WrapperStruct00 WrapperStruct00 = { 255.3, -0.9, 128.5, 9.186, 31.75, 9.6, 499.2, 1.5, 0, 1, 0, 1 }; [L51] float last_1_WrapperStruct00_var_1_10 = 1.5; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] EXPR WrapperStruct00.var_1_10 [L103] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L113] RET updateLastVariables() [L114] CALL updateVariables() [L78] WrapperStruct00.var_1_3 = __VERIFIER_nondet_double() [L79] EXPR WrapperStruct00.var_1_3 [L79] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L79] EXPR WrapperStruct00.var_1_3 [L79] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L79] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L79] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L79] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L80] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L80] CALL assume_abort_if_not(WrapperStruct00.var_1_3 != 0.0F) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L80] RET assume_abort_if_not(WrapperStruct00.var_1_3 != 0.0F) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L81] WrapperStruct00.var_1_5 = __VERIFIER_nondet_double() [L82] EXPR WrapperStruct00.var_1_5 [L82] EXPR WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F [L82] EXPR WrapperStruct00.var_1_5 [L82] EXPR WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L82] EXPR (WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L82] CALL assume_abort_if_not((WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L82] RET assume_abort_if_not((WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L83] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L83] CALL assume_abort_if_not(WrapperStruct00.var_1_5 != 0.0F) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L83] RET assume_abort_if_not(WrapperStruct00.var_1_5 != 0.0F) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L84] WrapperStruct00.var_1_6 = __VERIFIER_nondet_double() [L85] EXPR WrapperStruct00.var_1_6 [L85] EXPR WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F [L85] EXPR WrapperStruct00.var_1_6 [L85] EXPR WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L85] EXPR (WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L85] CALL assume_abort_if_not((WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L85] RET assume_abort_if_not((WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L86] WrapperStruct00.var_1_7 = __VERIFIER_nondet_double() [L87] EXPR WrapperStruct00.var_1_7 [L87] EXPR WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F [L87] EXPR WrapperStruct00.var_1_7 [L87] EXPR WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L87] EXPR (WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L87] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L87] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L88] WrapperStruct00.var_1_8 = __VERIFIER_nondet_double() [L89] EXPR WrapperStruct00.var_1_8 [L89] EXPR WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F [L89] EXPR WrapperStruct00.var_1_8 [L89] EXPR WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L89] EXPR (WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L89] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L89] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L90] WrapperStruct00.var_1_9 = __VERIFIER_nondet_float() [L91] EXPR WrapperStruct00.var_1_9 [L91] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L91] EXPR WrapperStruct00.var_1_9 [L91] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L91] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L91] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L91] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L92] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L93] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L93] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L94] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L94] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L95] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L96] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L96] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L97] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L97] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L98] WrapperStruct00.var_1_14 = __VERIFIER_nondet_uchar() [L99] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L99] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L100] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L100] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L114] RET updateVariables() [L115] CALL step() [L55] EXPR WrapperStruct00.var_1_3 [L55] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L55] COND FALSE !(((- last_1_WrapperStruct00_var_1_10) / WrapperStruct00.var_1_3) != (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5)) [L62] WrapperStruct00.var_1_1 = 64.51f VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L64] EXPR WrapperStruct00.var_1_1 [L64] EXPR WrapperStruct00.var_1_9 [L64] EXPR WrapperStruct00.var_1_5 [L64] EXPR WrapperStruct00.var_1_1 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L64] EXPR (((WrapperStruct00.var_1_9 * 128.4)) > ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))) ? ((WrapperStruct00.var_1_9 * 128.4)) : ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1)) [L64] EXPR WrapperStruct00.var_1_9 [L64] EXPR (((WrapperStruct00.var_1_9 * 128.4)) > ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))) ? ((WrapperStruct00.var_1_9 * 128.4)) : ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L64] COND FALSE !(WrapperStruct00.var_1_1 > (((((WrapperStruct00.var_1_9 * 128.4)) > ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))) ? ((WrapperStruct00.var_1_9 * 128.4)) : ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))))) [L67] EXPR WrapperStruct00.var_1_9 [L67] WrapperStruct00.var_1_10 = WrapperStruct00.var_1_9 [L69] EXPR WrapperStruct00.var_1_3 [L69] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L69] COND TRUE ! (WrapperStruct00.var_1_3 <= WrapperStruct00.var_1_10) [L70] EXPR WrapperStruct00.var_1_12 [L70] EXPR WrapperStruct00.var_1_12 && WrapperStruct00.var_1_13 [L70] EXPR WrapperStruct00.var_1_13 [L70] EXPR WrapperStruct00.var_1_12 && WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L70] WrapperStruct00.var_1_11 = (WrapperStruct00.var_1_12 && WrapperStruct00.var_1_13) [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR WrapperStruct00.var_1_3 [L106] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L106] EXPR (((- last_1_WrapperStruct00_var_1_10) / WrapperStruct00.var_1_3) != (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5)) ? ((last_1_WrapperStruct00_var_1_10 != (((((WrapperStruct00.var_1_6) > (WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_7))) - WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9))) : (WrapperStruct00.var_1_1 == ((float) 64.51f)) [L106] EXPR WrapperStruct00.var_1_1 [L106] EXPR (((- last_1_WrapperStruct00_var_1_10) / WrapperStruct00.var_1_3) != (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5)) ? ((last_1_WrapperStruct00_var_1_10 != (((((WrapperStruct00.var_1_6) > (WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_7))) - WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9))) : (WrapperStruct00.var_1_1 == ((float) 64.51f)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L106] EXPR ((((- last_1_WrapperStruct00_var_1_10) / WrapperStruct00.var_1_3) != (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5)) ? ((last_1_WrapperStruct00_var_1_10 != (((((WrapperStruct00.var_1_6) > (WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_7))) - WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9))) : (WrapperStruct00.var_1_1 == ((float) 64.51f))) && ((WrapperStruct00.var_1_1 > (((((WrapperStruct00.var_1_9 * 128.4)) > ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))) ? ((WrapperStruct00.var_1_9 * 128.4)) : ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))))) ? (WrapperStruct00.var_1_10 == ((float) 1.00000000000004E13f)) : (WrapperStruct00.var_1_10 == ((float) WrapperStruct00.var_1_9))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L106] EXPR (((((- last_1_WrapperStruct00_var_1_10) / WrapperStruct00.var_1_3) != (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5)) ? ((last_1_WrapperStruct00_var_1_10 != (((((WrapperStruct00.var_1_6) > (WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_7))) - WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9))) : (WrapperStruct00.var_1_1 == ((float) 64.51f))) && ((WrapperStruct00.var_1_1 > (((((WrapperStruct00.var_1_9 * 128.4)) > ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))) ? ((WrapperStruct00.var_1_9 * 128.4)) : ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))))) ? (WrapperStruct00.var_1_10 == ((float) 1.00000000000004E13f)) : (WrapperStruct00.var_1_10 == ((float) WrapperStruct00.var_1_9)))) && ((! (WrapperStruct00.var_1_3 <= WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11 == ((unsigned char) (WrapperStruct00.var_1_12 && WrapperStruct00.var_1_13))) : (((WrapperStruct00.var_1_7 / WrapperStruct00.var_1_3) < ((((((((WrapperStruct00.var_1_8) > (WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_8) : (WrapperStruct00.var_1_6)))) < (WrapperStruct00.var_1_5)) ? (((((WrapperStruct00.var_1_8) > (WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_8) : (WrapperStruct00.var_1_6)))) : (WrapperStruct00.var_1_5)))) ? (WrapperStruct00.var_1_11 == ((unsigned char) WrapperStruct00.var_1_14)) : 1)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L106-L107] return (((((- last_1_WrapperStruct00_var_1_10) / WrapperStruct00.var_1_3) != (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5)) ? ((last_1_WrapperStruct00_var_1_10 != (((((WrapperStruct00.var_1_6) > (WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_7))) - WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_9))) : (WrapperStruct00.var_1_1 == ((float) 64.51f))) && ((WrapperStruct00.var_1_1 > (((((WrapperStruct00.var_1_9 * 128.4)) > ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))) ? ((WrapperStruct00.var_1_9 * 128.4)) : ((WrapperStruct00.var_1_5 * WrapperStruct00.var_1_1))))) ? (WrapperStruct00.var_1_10 == ((float) 1.00000000000004E13f)) : (WrapperStruct00.var_1_10 == ((float) WrapperStruct00.var_1_9)))) && ((! (WrapperStruct00.var_1_3 <= WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11 == ((unsigned char) (WrapperStruct00.var_1_12 && WrapperStruct00.var_1_13))) : (((WrapperStruct00.var_1_7 / WrapperStruct00.var_1_3) < ((((((((WrapperStruct00.var_1_8) > (WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_8) : (WrapperStruct00.var_1_6)))) < (WrapperStruct00.var_1_5)) ? (((((WrapperStruct00.var_1_8) > (WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_8) : (WrapperStruct00.var_1_6)))) : (WrapperStruct00.var_1_5)))) ? (WrapperStruct00.var_1_11 == ((unsigned char) WrapperStruct00.var_1_14)) : 1)) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=3/2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 113 locations, 184 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 647 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 317 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 330 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 127 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 488 NumberOfCodeBlocks, 488 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 365 SizeOfPredicates, 0 NumberOfNonLiveVariables, 442 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1066/1092 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 could not prove your program: unable to determine feasibility of some traces [2025-03-17 06:03:58,266 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cffec752d7227a7c562d34741b774370eecd95bc2cbcd3f61eafcd9579c5c4e --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 06:04:01,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 06:04:01,337 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 06:04:01,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 06:04:01,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 06:04:01,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 06:04:01,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 06:04:01,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 06:04:01,374 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 06:04:01,374 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 06:04:01,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 06:04:01,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 06:04:01,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 06:04:01,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 06:04:01,376 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 06:04:01,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 06:04:01,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 06:04:01,377 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 06:04:01,378 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 06:04:01,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 06:04:01,378 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 06:04:01,378 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 06:04:01,378 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 06:04:01,378 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 06:04:01,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 06:04:01,379 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 06:04:01,380 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 06:04:01,380 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/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 ! call(reach_error())) ) 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 -> 5cffec752d7227a7c562d34741b774370eecd95bc2cbcd3f61eafcd9579c5c4e [2025-03-17 06:04:01,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 06:04:01,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 06:04:01,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 06:04:01,646 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 06:04:01,646 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 06:04:01,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i [2025-03-17 06:04:02,933 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc0d48a2d/0334012d64224f418010f39906c0076b/FLAG5b79e302e [2025-03-17 06:04:03,123 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 06:04:03,125 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i [2025-03-17 06:04:03,135 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc0d48a2d/0334012d64224f418010f39906c0076b/FLAG5b79e302e [2025-03-17 06:04:03,155 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc0d48a2d/0334012d64224f418010f39906c0076b [2025-03-17 06:04:03,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 06:04:03,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 06:04:03,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 06:04:03,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 06:04:03,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 06:04:03,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1336fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03, skipping insertion in model container [2025-03-17 06:04:03,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,190 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 06:04:03,338 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i[916,929] [2025-03-17 06:04:03,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 06:04:03,413 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 06:04:03,420 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-93.i[916,929] [2025-03-17 06:04:03,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 06:04:03,497 INFO L204 MainTranslator]: Completed translation [2025-03-17 06:04:03,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03 WrapperNode [2025-03-17 06:04:03,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 06:04:03,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 06:04:03,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 06:04:03,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 06:04:03,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,566 INFO L138 Inliner]: procedures = 34, calls = 164, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 552 [2025-03-17 06:04:03,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 06:04:03,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 06:04:03,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 06:04:03,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 06:04:03,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,581 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,612 INFO L175 MemorySlicer]: Split 139 memory accesses to 2 slices as follows [2, 137]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 29 writes are split as follows [0, 29]. [2025-03-17 06:04:03,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 06:04:03,660 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 06:04:03,661 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 06:04:03,661 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 06:04:03,662 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (1/1) ... [2025-03-17 06:04:03,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 06:04:03,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 06:04:03,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 06:04:03,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2025-03-17 06:04:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2025-03-17 06:04:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2025-03-17 06:04:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2025-03-17 06:04:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 06:04:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-17 06:04:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-03-17 06:04:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-03-17 06:04:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-03-17 06:04:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-03-17 06:04:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2025-03-17 06:04:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2025-03-17 06:04:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 06:04:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 06:04:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2025-03-17 06:04:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2025-03-17 06:04:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 06:04:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 06:04:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2025-03-17 06:04:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2025-03-17 06:04:03,829 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 06:04:03,831 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 06:05:05,333 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L106: havoc property_#t~mem104#1;havoc property_#t~mem105#1;havoc property_#t~ite118#1;havoc property_#t~mem106#1;havoc property_#t~mem107#1;havoc property_#t~ite110#1;havoc property_#t~mem108#1;havoc property_#t~mem109#1;havoc property_#t~mem111#1;havoc property_#t~ite116#1;havoc property_#t~mem113#1;havoc property_#t~mem112#1;havoc property_#t~mem115#1;havoc property_#t~mem114#1;havoc property_#t~mem117#1;havoc property_#t~mem126#1;havoc property_#t~mem119#1;havoc property_#t~mem120#1;havoc property_#t~mem121#1;havoc property_#t~ite125#1;havoc property_#t~mem122#1;havoc property_#t~mem123#1;havoc property_#t~mem124#1;havoc property_#t~ite130#1;havoc property_#t~mem127#1;havoc property_#t~mem129#1;havoc property_#t~mem128#1;havoc property_#t~short131#1;havoc property_#t~mem132#1;havoc property_#t~mem133#1;havoc property_#t~ite156#1;havoc property_#t~mem137#1;havoc property_#t~mem134#1;havoc property_#t~mem135#1;havoc property_#t~short136#1;havoc property_#t~mem138#1;havoc property_#t~mem139#1;havoc property_#t~mem140#1;havoc property_#t~mem141#1;havoc property_#t~ite144#1;havoc property_#t~mem142#1;havoc property_#t~mem143#1;havoc property_#t~mem145#1;havoc property_#t~ite152#1;havoc property_#t~mem146#1;havoc property_#t~mem147#1;havoc property_#t~ite150#1;havoc property_#t~mem148#1;havoc property_#t~mem149#1;havoc property_#t~mem151#1;havoc property_#t~ite155#1;havoc property_#t~mem154#1;havoc property_#t~mem153#1;havoc property_#t~short157#1; [2025-03-17 06:05:05,390 INFO L? ?]: Removed 160 outVars from TransFormulas that were not future-live. [2025-03-17 06:05:05,390 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 06:05:05,408 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 06:05:05,408 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 06:05:05,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:05:05 BoogieIcfgContainer [2025-03-17 06:05:05,408 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 06:05:05,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 06:05:05,416 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 06:05:05,423 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 06:05:05,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 06:04:03" (1/3) ... [2025-03-17 06:05:05,424 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17d68e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 06:05:05, skipping insertion in model container [2025-03-17 06:05:05,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:04:03" (2/3) ... [2025-03-17 06:05:05,425 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17d68e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 06:05:05, skipping insertion in model container [2025-03-17 06:05:05,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:05:05" (3/3) ... [2025-03-17 06:05:05,430 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-93.i [2025-03-17 06:05:05,451 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 06:05:05,454 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-s_file-93.i that has 2 procedures, 113 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 06:05:05,534 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 06:05:05,550 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;@66ec6fc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 06:05:05,557 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 06:05:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 96 states have (on average 1.4791666666666667) internal successors, (142), 97 states have internal predecessors, (142), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 06:05:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 06:05:05,583 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 06:05:05,584 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 06:05:05,585 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 06:05:05,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 06:05:05,594 INFO L85 PathProgramCache]: Analyzing trace with hash -2116785765, now seen corresponding path program 1 times [2025-03-17 06:05:05,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 06:05:05,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1686626144] [2025-03-17 06:05:05,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 06:05:05,614 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 06:05:05,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 06:05:05,617 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 06:05:05,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-17 06:05:05,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:05:09,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:05:09,097 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:05:09,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 06:05:09,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 06:05:09,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 06:05:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2025-03-17 06:05:09,294 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 06:05:09,295 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 06:05:09,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1686626144] [2025-03-17 06:05:09,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1686626144] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 06:05:09,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 06:05:09,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 06:05:09,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806766139] [2025-03-17 06:05:09,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 06:05:09,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 06:05:09,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 06:05:09,336 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 06:05:09,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 06:05:09,343 INFO L87 Difference]: Start difference. First operand has 113 states, 96 states have (on average 1.4791666666666667) internal successors, (142), 97 states have internal predecessors, (142), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:05:09,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 06:05:09,386 INFO L93 Difference]: Finished difference Result 223 states and 352 transitions. [2025-03-17 06:05:09,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 06:05:09,392 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 122 [2025-03-17 06:05:09,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 06:05:09,397 INFO L225 Difference]: With dead ends: 223 [2025-03-17 06:05:09,400 INFO L226 Difference]: Without dead ends: 111 [2025-03-17 06:05:09,410 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 06:05:09,413 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 06:05:09,415 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 06:05:09,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2025-03-17 06:05:09,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2025-03-17 06:05:09,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 95 states have (on average 1.4526315789473685) internal successors, (138), 95 states have internal predecessors, (138), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 06:05:09,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 166 transitions. [2025-03-17 06:05:09,510 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 166 transitions. Word has length 122 [2025-03-17 06:05:09,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 06:05:09,512 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 166 transitions. [2025-03-17 06:05:09,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:05:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2025-03-17 06:05:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 06:05:09,522 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 06:05:09,522 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 06:05:09,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-17 06:05:09,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 06:05:09,724 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 06:05:09,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 06:05:09,728 INFO L85 PathProgramCache]: Analyzing trace with hash -96404843, now seen corresponding path program 1 times [2025-03-17 06:05:09,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 06:05:09,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1966075622] [2025-03-17 06:05:09,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 06:05:09,729 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 06:05:09,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 06:05:09,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 06:05:09,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-17 06:05:09,939 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 06:05:13,290 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 06:05:13,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 06:05:13,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 06:05:13,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-17 06:05:13,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 06:05:17,458 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-03-17 06:05:17,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2025-03-17 06:05:18,362 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2025-03-17 06:05:18,362 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 06:05:18,362 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 06:05:18,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1966075622] [2025-03-17 06:05:18,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1966075622] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 06:05:18,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 06:05:18,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 06:05:18,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086237714] [2025-03-17 06:05:18,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 06:05:18,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-17 06:05:18,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 06:05:18,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-17 06:05:18,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-17 06:05:18,370 INFO L87 Difference]: Start difference. First operand 111 states and 166 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-17 06:05:21,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 06:05:33,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.72s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 06:05:37,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 06:05:41,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []