./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-93.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_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 aa9541035042af536c80604d6203a960b33f3ed48e387697af605d47b849393b --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 13:30:27,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 13:30:28,057 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 13:30:28,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 13:30:28,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 13:30:28,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 13:30:28,082 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 13:30:28,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 13:30:28,083 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 13:30:28,083 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 13:30:28,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 13:30:28,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 13:30:28,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 13:30:28,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 13:30:28,085 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 13:30:28,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 13:30:28,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 13:30:28,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 13:30:28,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 13:30:28,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 13:30:28,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 13:30:28,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 13:30:28,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 13:30:28,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 13:30:28,087 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 13:30:28,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 13:30:28,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 13:30:28,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 13:30:28,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 13:30:28,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 13:30:28,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 13:30:28,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 13:30:28,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 13:30:28,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 13:30:28,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 13:30:28,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 13:30:28,090 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 13:30:28,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 13:30:28,091 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 13:30:28,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 13:30:28,091 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 13:30:28,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 13:30:28,092 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa9541035042af536c80604d6203a960b33f3ed48e387697af605d47b849393b [2024-10-14 13:30:28,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 13:30:28,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 13:30:28,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 13:30:28,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 13:30:28,311 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 13:30:28,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-93.i [2024-10-14 13:30:29,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 13:30:29,844 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 13:30:29,845 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-93.i [2024-10-14 13:30:29,865 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5df8f99de/80152a2ef521412db9fcf148dfdd7fee/FLAGbce6ec878 [2024-10-14 13:30:29,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5df8f99de/80152a2ef521412db9fcf148dfdd7fee [2024-10-14 13:30:29,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 13:30:29,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 13:30:29,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 13:30:29,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 13:30:29,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 13:30:29,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:30:29" (1/1) ... [2024-10-14 13:30:29,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ca40a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:29, skipping insertion in model container [2024-10-14 13:30:29,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:30:29" (1/1) ... [2024-10-14 13:30:29,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 13:30:30,037 WARN L248 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-a_file-93.i[916,929] [2024-10-14 13:30:30,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 13:30:30,090 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 13:30:30,101 WARN L248 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-a_file-93.i[916,929] [2024-10-14 13:30:30,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 13:30:30,149 INFO L204 MainTranslator]: Completed translation [2024-10-14 13:30:30,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30 WrapperNode [2024-10-14 13:30:30,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 13:30:30,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 13:30:30,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 13:30:30,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 13:30:30,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,213 INFO L138 Inliner]: procedures = 29, calls = 166, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2024-10-14 13:30:30,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 13:30:30,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 13:30:30,215 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 13:30:30,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 13:30:30,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,230 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,253 INFO L175 MemorySlicer]: Split 138 memory accesses to 4 slices as follows [2, 23, 76, 37]. 55 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 5, 3]. The 16 writes are split as follows [0, 5, 5, 6]. [2024-10-14 13:30:30,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,284 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 13:30:30,285 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 13:30:30,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 13:30:30,285 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 13:30:30,286 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (1/1) ... [2024-10-14 13:30:30,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 13:30:30,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 13:30:30,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 13:30:30,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 13:30:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 13:30:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 13:30:30,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 13:30:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 13:30:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 13:30:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-10-14 13:30:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-10-14 13:30:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-10-14 13:30:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-10-14 13:30:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-10-14 13:30:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-10-14 13:30:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-10-14 13:30:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-10-14 13:30:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 13:30:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 13:30:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 13:30:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 13:30:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-10-14 13:30:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-10-14 13:30:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-10-14 13:30:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-10-14 13:30:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 13:30:30,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 13:30:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 13:30:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 13:30:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 13:30:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 13:30:30,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 13:30:30,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 13:30:30,496 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 13:30:30,498 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 13:30:30,953 INFO L? ?]: Removed 146 outVars from TransFormulas that were not future-live. [2024-10-14 13:30:30,954 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 13:30:30,988 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 13:30:30,988 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 13:30:30,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:30:30 BoogieIcfgContainer [2024-10-14 13:30:30,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 13:30:30,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 13:30:30,991 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 13:30:30,994 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 13:30:30,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 01:30:29" (1/3) ... [2024-10-14 13:30:30,995 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3feb3f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:30:30, skipping insertion in model container [2024-10-14 13:30:30,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:30" (2/3) ... [2024-10-14 13:30:30,995 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3feb3f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:30:30, skipping insertion in model container [2024-10-14 13:30:30,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:30:30" (3/3) ... [2024-10-14 13:30:30,996 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-93.i [2024-10-14 13:30:31,013 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 13:30:31,013 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 13:30:31,074 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 13:30:31,080 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;@30aa478f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 13:30:31,080 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 13:30:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 95 states have (on average 1.4947368421052631) internal successors, (142), 96 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) [2024-10-14 13:30:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-14 13:30:31,098 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 13:30:31,099 INFO L215 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] [2024-10-14 13:30:31,100 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 13:30:31,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 13:30:31,105 INFO L85 PathProgramCache]: Analyzing trace with hash 700095612, now seen corresponding path program 1 times [2024-10-14 13:30:31,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 13:30:31,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581827278] [2024-10-14 13:30:31,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 13:30:31,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 13:30:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 13:30:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 13:30:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 13:30:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 13:30:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-14 13:30:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 13:30:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 13:30:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 13:30:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 13:30:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 13:30:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 13:30:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 13:30:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 13:30:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 13:30:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:30:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-10-14 13:30:31,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 13:30:31,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581827278] [2024-10-14 13:30:31,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581827278] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 13:30:31,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 13:30:31,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 13:30:31,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834824052] [2024-10-14 13:30:31,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 13:30:31,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 13:30:31,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 13:30:31,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 13:30:31,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 13:30:31,577 INFO L87 Difference]: Start difference. First operand has 112 states, 95 states have (on average 1.4947368421052631) internal successors, (142), 96 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 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 13:30:31,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 13:30:31,618 INFO L93 Difference]: Finished difference Result 221 states and 352 transitions. [2024-10-14 13:30:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 13:30:31,623 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (14), 1 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 121 [2024-10-14 13:30:31,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 13:30:31,631 INFO L225 Difference]: With dead ends: 221 [2024-10-14 13:30:31,632 INFO L226 Difference]: Without dead ends: 110 [2024-10-14 13:30:31,636 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 13:30:31,641 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 13:30:31,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 13:30:31,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-10-14 13:30:31,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-10-14 13:30:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 94 states have (on average 1.4574468085106382) internal successors, (137), 94 states have internal predecessors, (137), 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) [2024-10-14 13:30:31,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 165 transitions. [2024-10-14 13:30:31,689 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 165 transitions. Word has length 121 [2024-10-14 13:30:31,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 13:30:31,689 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 165 transitions. [2024-10-14 13:30:31,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 13:30:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 165 transitions. [2024-10-14 13:30:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-14 13:30:31,692 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 13:30:31,693 INFO L215 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] [2024-10-14 13:30:31,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 13:30:31,693 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 13:30:31,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 13:30:31,693 INFO L85 PathProgramCache]: Analyzing trace with hash 769493384, now seen corresponding path program 1 times [2024-10-14 13:30:31,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 13:30:31,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019472311] [2024-10-14 13:30:31,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 13:30:31,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 13:30:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 13:30:31,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 13:30:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 13:30:31,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 13:30:31,984 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 13:30:31,986 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 13:30:31,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 13:30:31,990 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 13:30:32,047 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 13:30:32,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 01:30:32 BoogieIcfgContainer [2024-10-14 13:30:32,050 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 13:30:32,050 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 13:30:32,050 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 13:30:32,050 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 13:30:32,051 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:30:30" (3/4) ... [2024-10-14 13:30:32,053 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 13:30:32,054 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 13:30:32,054 INFO L158 Benchmark]: Toolchain (without parser) took 2173.41ms. Allocated memory is still 182.5MB. Free memory was 152.9MB in the beginning and 87.2MB in the end (delta: 65.8MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-10-14 13:30:32,055 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 130.0MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 13:30:32,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.32ms. Allocated memory is still 182.5MB. Free memory was 152.9MB in the beginning and 137.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 13:30:32,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.47ms. Allocated memory is still 182.5MB. Free memory was 137.3MB in the beginning and 133.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 13:30:32,055 INFO L158 Benchmark]: Boogie Preprocessor took 69.67ms. Allocated memory is still 182.5MB. Free memory was 133.3MB in the beginning and 128.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-14 13:30:32,056 INFO L158 Benchmark]: RCFGBuilder took 704.35ms. Allocated memory is still 182.5MB. Free memory was 128.0MB in the beginning and 90.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-10-14 13:30:32,057 INFO L158 Benchmark]: TraceAbstraction took 1058.81ms. Allocated memory is still 182.5MB. Free memory was 90.2MB in the beginning and 88.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 13:30:32,059 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 182.5MB. Free memory was 88.2MB in the beginning and 87.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 13:30:32,062 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 130.0MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.32ms. Allocated memory is still 182.5MB. Free memory was 152.9MB in the beginning and 137.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.47ms. Allocated memory is still 182.5MB. Free memory was 137.3MB in the beginning and 133.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.67ms. Allocated memory is still 182.5MB. Free memory was 133.3MB in the beginning and 128.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 704.35ms. Allocated memory is still 182.5MB. Free memory was 128.0MB in the beginning and 90.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1058.81ms. Allocated memory is still 182.5MB. Free memory was 90.2MB in the beginning and 88.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 182.5MB. Free memory was 88.2MB in the beginning and 87.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryFLOATComparisonOperation at line 86, overapproximation of someUnaryDOUBLEoperation at line 26, overapproximation of someBinaryArithmeticDOUBLEoperation at line 44, overapproximation of someBinaryDOUBLEComparisonOperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 1} }; [L25-L27] double double_Array_0[5] = { 9.6, 31.75, 9.186, 128.5, -0.9 }; [L25-L27] double double_Array_0[5] = { 9.6, 31.75, 9.186, 128.5, -0.9 }; [L25-L27] double double_Array_0[5] = { 9.6, 31.75, 9.186, 128.5, -0.9 }; [L25-L27] double double_Array_0[5] = { 9.6, 31.75, 9.186, 128.5, -0.9 }; [L25-L27] double double_Array_0[5] = { 9.6, 31.75, 9.186, 128.5, -0.9 }; [L25-L27] double double_Array_0[5] = { 9.6, 31.75, 9.186, 128.5, -0.9 }; [L28-L30] float float_Array_0[3] = { 499.2, 1.5, 255.3 }; [L28-L30] float float_Array_0[3] = { 499.2, 1.5, 255.3 }; [L28-L30] float float_Array_0[3] = { 499.2, 1.5, 255.3 }; [L28-L30] float float_Array_0[3] = { 499.2, 1.5, 255.3 }; [L31] float last_1_float_Array_0_1_ = 1.5; [L90] isInitial = 1 [L91] FCALL initially() [L92] COND TRUE 1 [L93] CALL updateLastVariables() [L83] EXPR float_Array_0[1] [L83] last_1_float_Array_0_1_ = float_Array_0[1] [L93] RET updateLastVariables() [L94] CALL updateVariables() [L58] BOOL_unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L59] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L59] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L59] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L60] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L60] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L60] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L61] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L62] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L62] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L62] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L63] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L63] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L63] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L64] BOOL_unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L65] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L65] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L65] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L66] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L67] double_Array_0[0] = __VERIFIER_nondet_double() [L68] EXPR double_Array_0[0] [L68] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L68] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L68] EXPR double_Array_0[0] [L68] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L68] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L68] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L68] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L68] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L69] double_Array_0[1] = __VERIFIER_nondet_double() [L70] EXPR double_Array_0[1] [L70] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L70] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L70] EXPR double_Array_0[1] [L70] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L70] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L70] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L70] CALL assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L70] RET assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L71] double_Array_0[2] = __VERIFIER_nondet_double() [L72] EXPR double_Array_0[2] [L72] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L72] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F [L72] EXPR double_Array_0[2] [L72] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L72] EXPR (double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L72] EXPR (double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L72] CALL assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L72] RET assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L73] double_Array_0[3] = __VERIFIER_nondet_double() [L74] EXPR double_Array_0[3] [L74] EXPR double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L74] EXPR double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F [L74] EXPR double_Array_0[3] [L74] EXPR double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L74] EXPR (double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L74] EXPR (double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L74] CALL assume_abort_if_not((double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L74] RET assume_abort_if_not((double_Array_0[3] >= -922337.2036854776000e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854776000e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L75] EXPR double_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L75] CALL assume_abort_if_not(double_Array_0[3] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L75] RET assume_abort_if_not(double_Array_0[3] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L76] double_Array_0[4] = __VERIFIER_nondet_double() [L77] EXPR double_Array_0[4] [L77] EXPR double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L77] EXPR double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F [L77] EXPR double_Array_0[4] [L77] EXPR double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L77] EXPR (double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L77] EXPR (double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L77] CALL assume_abort_if_not((double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L77] RET assume_abort_if_not((double_Array_0[4] >= -922337.2036854776000e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854776000e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L78] EXPR double_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L78] CALL assume_abort_if_not(double_Array_0[4] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L78] RET assume_abort_if_not(double_Array_0[4] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L79] float_Array_0[0] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L80] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L80] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L80] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L80] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L80] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L94] RET updateVariables() [L95] CALL step() [L35] EXPR double_Array_0[4] [L35] EXPR double_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L35] COND FALSE !(((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) [L42] float_Array_0[2] = 64.51f VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L44] EXPR float_Array_0[2] [L44] EXPR float_Array_0[0] [L44] EXPR double_Array_0[3] [L44] EXPR float_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L44] EXPR (((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2])) [L44] EXPR float_Array_0[0] [L44] EXPR (((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L44] COND TRUE float_Array_0[2] > (((((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2])))) [L45] float_Array_0[1] = 1.00000000000004E13f VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L49] EXPR double_Array_0[4] [L49] EXPR float_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L49] COND TRUE ! (double_Array_0[4] <= float_Array_0[1]) [L50] EXPR BOOL_unsigned_char_Array_0[0][0] [L50] EXPR BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L50] EXPR BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0] [L50] EXPR BOOL_unsigned_char_Array_0[1][0] [L50] EXPR BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L50] BOOL_unsigned_char_Array_0[0][1] = (BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0]) [L95] RET step() [L96] CALL, EXPR property() [L86] EXPR double_Array_0[4] [L86] EXPR double_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L86] EXPR (((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f)) [L86] EXPR float_Array_0[2] [L86] EXPR (((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L86] EXPR ((((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f))) && ((float_Array_0[2] > (((((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2]))))) ? (float_Array_0[1] == ((float) 1.00000000000004E13f)) : (float_Array_0[1] == ((float) float_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L86] EXPR ((((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f))) && ((float_Array_0[2] > (((((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2]))))) ? (float_Array_0[1] == ((float) 1.00000000000004E13f)) : (float_Array_0[1] == ((float) float_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L86] EXPR (((((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f))) && ((float_Array_0[2] > (((((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2]))))) ? (float_Array_0[1] == ((float) 1.00000000000004E13f)) : (float_Array_0[1] == ((float) float_Array_0[0])))) && ((! (double_Array_0[4] <= float_Array_0[1])) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0]))) : (((double_Array_0[1] / double_Array_0[4]) < ((((((((double_Array_0[0]) > (double_Array_0[2])) ? (double_Array_0[0]) : (double_Array_0[2])))) < (double_Array_0[3])) ? (((((double_Array_0[0]) > (double_Array_0[2])) ? (double_Array_0[0]) : (double_Array_0[2])))) : (double_Array_0[3])))) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1])) : 1)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L86] EXPR (((((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f))) && ((float_Array_0[2] > (((((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2]))))) ? (float_Array_0[1] == ((float) 1.00000000000004E13f)) : (float_Array_0[1] == ((float) float_Array_0[0])))) && ((! (double_Array_0[4] <= float_Array_0[1])) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0]))) : (((double_Array_0[1] / double_Array_0[4]) < ((((((((double_Array_0[0]) > (double_Array_0[2])) ? (double_Array_0[0]) : (double_Array_0[2])))) < (double_Array_0[3])) ? (((((double_Array_0[0]) > (double_Array_0[2])) ? (double_Array_0[0]) : (double_Array_0[2])))) : (double_Array_0[3])))) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1])) : 1)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L86-L87] return (((((- last_1_float_Array_0_1_) / double_Array_0[4]) != (last_1_float_Array_0_1_ / double_Array_0[3])) ? ((last_1_float_Array_0_1_ != (((((double_Array_0[2]) > (double_Array_0[1])) ? (double_Array_0[2]) : (double_Array_0[1]))) - double_Array_0[0])) ? (float_Array_0[2] == ((float) float_Array_0[0])) : (float_Array_0[2] == ((float) float_Array_0[0]))) : (float_Array_0[2] == ((float) 64.51f))) && ((float_Array_0[2] > (((((float_Array_0[0] * 128.4)) > ((double_Array_0[3] * float_Array_0[2]))) ? ((float_Array_0[0] * 128.4)) : ((double_Array_0[3] * float_Array_0[2]))))) ? (float_Array_0[1] == ((float) 1.00000000000004E13f)) : (float_Array_0[1] == ((float) float_Array_0[0])))) && ((! (double_Array_0[4] <= float_Array_0[1])) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][0] && BOOL_unsigned_char_Array_0[1][0]))) : (((double_Array_0[1] / double_Array_0[4]) < ((((((((double_Array_0[0]) > (double_Array_0[2])) ? (double_Array_0[0]) : (double_Array_0[2])))) < (double_Array_0[3])) ? (((((double_Array_0[0]) > (double_Array_0[2])) ? (double_Array_0[0]) : (double_Array_0[2])))) : (double_Array_0[3])))) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1])) : 1)) ; [L96] RET, EXPR property() [L96] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_float_Array_0_1_=3/2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 161 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 364/364 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-14 13:30:32,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_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 aa9541035042af536c80604d6203a960b33f3ed48e387697af605d47b849393b --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 13:30:33,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 13:30:34,017 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 13:30:34,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 13:30:34,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 13:30:34,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 13:30:34,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 13:30:34,046 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 13:30:34,047 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 13:30:34,048 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 13:30:34,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 13:30:34,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 13:30:34,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 13:30:34,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 13:30:34,051 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 13:30:34,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 13:30:34,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 13:30:34,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 13:30:34,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 13:30:34,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 13:30:34,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 13:30:34,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 13:30:34,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 13:30:34,056 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 13:30:34,056 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 13:30:34,056 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 13:30:34,056 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 13:30:34,056 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 13:30:34,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 13:30:34,057 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 13:30:34,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 13:30:34,057 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 13:30:34,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 13:30:34,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 13:30:34,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 13:30:34,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 13:30:34,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 13:30:34,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 13:30:34,060 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 13:30:34,060 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 13:30:34,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 13:30:34,061 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 13:30:34,061 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 13:30:34,061 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 13:30:34,061 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 13:30:34,061 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa9541035042af536c80604d6203a960b33f3ed48e387697af605d47b849393b [2024-10-14 13:30:34,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 13:30:34,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 13:30:34,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 13:30:34,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 13:30:34,371 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 13:30:34,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-93.i [2024-10-14 13:30:35,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 13:30:35,905 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 13:30:35,906 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-93.i [2024-10-14 13:30:35,917 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd5ec170/8c0bc33f48d5406b8eadf9fed9abf49b/FLAGf9d16ff10 [2024-10-14 13:30:36,286 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd5ec170/8c0bc33f48d5406b8eadf9fed9abf49b [2024-10-14 13:30:36,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 13:30:36,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 13:30:36,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 13:30:36,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 13:30:36,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 13:30:36,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ec8c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36, skipping insertion in model container [2024-10-14 13:30:36,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,318 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 13:30:36,472 WARN L248 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-a_file-93.i[916,929] [2024-10-14 13:30:36,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 13:30:36,557 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 13:30:36,569 WARN L248 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-a_file-93.i[916,929] [2024-10-14 13:30:36,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 13:30:36,628 INFO L204 MainTranslator]: Completed translation [2024-10-14 13:30:36,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36 WrapperNode [2024-10-14 13:30:36,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 13:30:36,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 13:30:36,630 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 13:30:36,630 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 13:30:36,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,689 INFO L138 Inliner]: procedures = 33, calls = 166, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2024-10-14 13:30:36,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 13:30:36,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 13:30:36,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 13:30:36,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 13:30:36,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,712 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,740 INFO L175 MemorySlicer]: Split 138 memory accesses to 4 slices as follows [2, 23, 76, 37]. 55 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 5, 3]. The 16 writes are split as follows [0, 5, 5, 6]. [2024-10-14 13:30:36,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,781 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 13:30:36,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 13:30:36,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 13:30:36,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 13:30:36,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (1/1) ... [2024-10-14 13:30:36,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 13:30:36,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 13:30:36,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 13:30:36,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 13:30:36,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 13:30:36,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-10-14 13:30:36,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-10-14 13:30:36,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-10-14 13:30:36,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-10-14 13:30:36,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 13:30:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-10-14 13:30:36,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-10-14 13:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-10-14 13:30:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-10-14 13:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-10-14 13:30:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-10-14 13:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-10-14 13:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-10-14 13:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-10-14 13:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-10-14 13:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-10-14 13:30:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-10-14 13:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 13:30:36,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 13:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 13:30:36,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 13:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-10-14 13:30:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-10-14 13:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-10-14 13:30:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-10-14 13:30:37,036 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 13:30:37,037 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 13:31:30,726 INFO L? ?]: Removed 162 outVars from TransFormulas that were not future-live. [2024-10-14 13:31:30,726 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 13:31:30,779 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 13:31:30,780 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 13:31:30,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:31:30 BoogieIcfgContainer [2024-10-14 13:31:30,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 13:31:30,783 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 13:31:30,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 13:31:30,785 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 13:31:30,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 01:30:36" (1/3) ... [2024-10-14 13:31:30,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be5b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:31:30, skipping insertion in model container [2024-10-14 13:31:30,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:30:36" (2/3) ... [2024-10-14 13:31:30,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be5b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:31:30, skipping insertion in model container [2024-10-14 13:31:30,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:31:30" (3/3) ... [2024-10-14 13:31:30,790 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-93.i [2024-10-14 13:31:30,803 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 13:31:30,804 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 13:31:30,858 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 13:31:30,866 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;@5332bd05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 13:31:30,866 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 13:31:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 95 states have (on average 1.4947368421052631) internal successors, (142), 96 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) [2024-10-14 13:31:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-14 13:31:30,885 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 13:31:30,885 INFO L215 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] [2024-10-14 13:31:30,886 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 13:31:30,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 13:31:30,891 INFO L85 PathProgramCache]: Analyzing trace with hash 700095612, now seen corresponding path program 1 times [2024-10-14 13:31:30,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 13:31:30,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084573598] [2024-10-14 13:31:30,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 13:31:30,905 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 [2024-10-14 13:31:30,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 13:31:30,909 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) [2024-10-14 13:31:30,912 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 [2024-10-14 13:31:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:31:34,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 13:31:34,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 13:31:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-10-14 13:31:34,051 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 13:31:34,052 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 13:31:34,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084573598] [2024-10-14 13:31:34,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084573598] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 13:31:34,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 13:31:34,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 13:31:34,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427479930] [2024-10-14 13:31:34,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 13:31:34,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 13:31:34,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 13:31:34,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 13:31:34,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 13:31:34,084 INFO L87 Difference]: Start difference. First operand has 112 states, 95 states have (on average 1.4947368421052631) internal successors, (142), 96 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 29.0) internal successors, (58), 2 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) [2024-10-14 13:31:34,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 13:31:34,237 INFO L93 Difference]: Finished difference Result 221 states and 352 transitions. [2024-10-14 13:31:34,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 13:31:34,242 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 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) Word has length 121 [2024-10-14 13:31:34,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 13:31:34,250 INFO L225 Difference]: With dead ends: 221 [2024-10-14 13:31:34,251 INFO L226 Difference]: Without dead ends: 110 [2024-10-14 13:31:34,255 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 13:31:34,259 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 13:31:34,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 13:31:34,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-10-14 13:31:34,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-10-14 13:31:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 94 states have (on average 1.4574468085106382) internal successors, (137), 94 states have internal predecessors, (137), 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) [2024-10-14 13:31:34,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 165 transitions. [2024-10-14 13:31:34,304 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 165 transitions. Word has length 121 [2024-10-14 13:31:34,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 13:31:34,306 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 165 transitions. [2024-10-14 13:31:34,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 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) [2024-10-14 13:31:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 165 transitions. [2024-10-14 13:31:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-10-14 13:31:34,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 13:31:34,309 INFO L215 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] [2024-10-14 13:31:34,378 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 [2024-10-14 13:31:34,509 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 [2024-10-14 13:31:34,510 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 13:31:34,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 13:31:34,510 INFO L85 PathProgramCache]: Analyzing trace with hash 769493384, now seen corresponding path program 1 times [2024-10-14 13:31:34,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 13:31:34,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [582658254] [2024-10-14 13:31:34,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 13:31:34,511 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 [2024-10-14 13:31:34,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 13:31:34,513 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) [2024-10-14 13:31:34,513 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 [2024-10-14 13:31:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 13:31:37,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 13:31:37,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 13:31:40,943 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-14 13:31:40,944 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 155 treesize of output 65 [2024-10-14 13:31:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-10-14 13:31:41,743 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 13:31:41,743 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 13:31:41,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [582658254] [2024-10-14 13:31:41,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [582658254] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 13:31:41,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 13:31:41,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 13:31:41,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120868977] [2024-10-14 13:31:41,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 13:31:41,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 13:31:41,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 13:31:41,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 13:31:41,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 13:31:41,747 INFO L87 Difference]: Start difference. First operand 110 states and 165 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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) [2024-10-14 13:31:52,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.68s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 13:31:56,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 13:32:00,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 13:32:04,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 13:32:09,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.98s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 13:32:13,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []