./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.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 be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 16:35:20,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 16:35:20,747 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 16:35:20,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 16:35:20,751 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 16:35:20,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 16:35:20,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 16:35:20,776 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 16:35:20,776 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 16:35:20,776 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 16:35:20,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 16:35:20,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 16:35:20,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 16:35:20,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 16:35:20,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 16:35:20,778 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 16:35:20,779 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 16:35:20,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 16:35:20,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 16:35:20,780 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 [2025-03-08 16:35:20,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 16:35:20,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 16:35:20,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 16:35:20,983 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 16:35:20,983 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 16:35:20,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i [2025-03-08 16:35:22,135 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70ba923e6/1f49ad6fa7544b96bec4d6da237fd742/FLAGff5c1dc4a [2025-03-08 16:35:22,358 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 16:35:22,361 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i [2025-03-08 16:35:22,370 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70ba923e6/1f49ad6fa7544b96bec4d6da237fd742/FLAGff5c1dc4a [2025-03-08 16:35:22,700 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70ba923e6/1f49ad6fa7544b96bec4d6da237fd742 [2025-03-08 16:35:22,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 16:35:22,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 16:35:22,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 16:35:22,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 16:35:22,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 16:35:22,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:22,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@669f572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22, skipping insertion in model container [2025-03-08 16:35:22,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:22,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 16:35:22,821 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2025-03-08 16:35:22,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 16:35:22,877 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 16:35:22,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2025-03-08 16:35:22,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 16:35:22,926 INFO L204 MainTranslator]: Completed translation [2025-03-08 16:35:22,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22 WrapperNode [2025-03-08 16:35:22,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 16:35:22,929 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 16:35:22,929 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 16:35:22,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 16:35:22,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:22,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:22,972 INFO L138 Inliner]: procedures = 29, calls = 119, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 381 [2025-03-08 16:35:22,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 16:35:22,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 16:35:22,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 16:35:22,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 16:35:22,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:22,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:22,985 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,006 INFO L175 MemorySlicer]: Split 91 memory accesses to 10 slices as follows [2, 9, 8, 22, 14, 10, 8, 6, 6, 6]. 24 percent of accesses are in the largest equivalence class. The 11 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 13 writes are split as follows [0, 2, 1, 1, 1, 4, 1, 1, 1, 1]. [2025-03-08 16:35:23,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,017 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 16:35:23,023 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 16:35:23,023 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 16:35:23,023 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 16:35:23,024 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (1/1) ... [2025-03-08 16:35:23,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 16:35:23,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 16:35:23,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 16:35:23,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2025-03-08 16:35:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2025-03-08 16:35:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 16:35:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 16:35:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 16:35:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 16:35:23,181 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 16:35:23,182 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 16:35:23,433 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L98: havoc property_#t~mem54#1;havoc property_#t~ite62#1;havoc property_#t~mem57#1;havoc property_#t~mem55#1;havoc property_#t~mem56#1;havoc property_#t~mem61#1;havoc property_#t~mem58#1;havoc property_#t~ite60#1;havoc property_#t~mem59#1;havoc property_#t~mem65#1;havoc property_#t~mem63#1;havoc property_#t~mem64#1;havoc property_#t~mem66#1;havoc property_#t~ite82#1;havoc property_#t~mem67#1;havoc property_#t~ite79#1;havoc property_#t~mem68#1;havoc property_#t~mem69#1;havoc property_#t~ite76#1;havoc property_#t~mem70#1;havoc property_#t~ite73#1;havoc property_#t~mem72#1;havoc property_#t~mem71#1;havoc property_#t~mem75#1;havoc property_#t~mem74#1;havoc property_#t~mem78#1;havoc property_#t~mem77#1;havoc property_#t~mem81#1;havoc property_#t~mem80#1;havoc property_#t~short83#1;havoc property_#t~ite87#1;havoc property_#t~ite86#1;havoc property_#t~mem85#1;havoc property_#t~mem84#1;havoc property_#t~short88#1;havoc property_#t~mem89#1;havoc property_#t~ite94#1;havoc property_#t~mem91#1;havoc property_#t~mem90#1;havoc property_#t~ite93#1;havoc property_#t~mem92#1;havoc property_#t~short95#1; [2025-03-08 16:35:23,465 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2025-03-08 16:35:23,465 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 16:35:23,471 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 16:35:23,471 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 16:35:23,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 04:35:23 BoogieIcfgContainer [2025-03-08 16:35:23,472 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 16:35:23,473 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 16:35:23,473 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 16:35:23,476 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 16:35:23,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 04:35:22" (1/3) ... [2025-03-08 16:35:23,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5c5130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 04:35:23, skipping insertion in model container [2025-03-08 16:35:23,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:22" (2/3) ... [2025-03-08 16:35:23,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5c5130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 04:35:23, skipping insertion in model container [2025-03-08 16:35:23,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 04:35:23" (3/3) ... [2025-03-08 16:35:23,478 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-0.i [2025-03-08 16:35:23,487 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 16:35:23,488 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-0.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 16:35:23,530 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 16:35:23,539 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;@c1c1db5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 16:35:23,541 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 16:35:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2025-03-08 16:35:23,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2025-03-08 16:35:23,550 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 16:35:23,551 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 16:35:23,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 16:35:23,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 16:35:23,555 INFO L85 PathProgramCache]: Analyzing trace with hash 405337358, now seen corresponding path program 1 times [2025-03-08 16:35:23,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 16:35:23,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37226034] [2025-03-08 16:35:23,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:35:23,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 16:35:23,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 16:35:23,654 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 16:35:23,655 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:35:23,655 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 16:35:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2025-03-08 16:35:23,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 16:35:23,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37226034] [2025-03-08 16:35:23,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37226034] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 16:35:23,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148910812] [2025-03-08 16:35:23,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:35:23,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 16:35:23,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 16:35:23,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 16:35:23,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 16:35:23,872 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 16:35:23,924 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 16:35:23,925 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:35:23,925 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 16:35:23,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 16:35:23,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 16:35:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2025-03-08 16:35:23,941 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 16:35:23,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148910812] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 16:35:23,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 16:35:23,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 16:35:23,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027180461] [2025-03-08 16:35:23,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 16:35:23,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 16:35:23,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 16:35:23,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 16:35:23,984 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 16:35:23,986 INFO L87 Difference]: Start difference. First operand has 84 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-08 16:35:24,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 16:35:24,003 INFO L93 Difference]: Finished difference Result 159 states and 242 transitions. [2025-03-08 16:35:24,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 16:35:24,005 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 78 [2025-03-08 16:35:24,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 16:35:24,008 INFO L225 Difference]: With dead ends: 159 [2025-03-08 16:35:24,008 INFO L226 Difference]: Without dead ends: 78 [2025-03-08 16:35:24,010 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 16:35:24,012 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 16:35:24,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 16:35:24,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2025-03-08 16:35:24,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2025-03-08 16:35:24,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.3529411764705883) internal successors, (92), 68 states have internal predecessors, (92), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2025-03-08 16:35:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 108 transitions. [2025-03-08 16:35:24,036 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 108 transitions. Word has length 78 [2025-03-08 16:35:24,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 16:35:24,036 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 108 transitions. [2025-03-08 16:35:24,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-08 16:35:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2025-03-08 16:35:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2025-03-08 16:35:24,040 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 16:35:24,040 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 16:35:24,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 16:35:24,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 16:35:24,242 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 16:35:24,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 16:35:24,242 INFO L85 PathProgramCache]: Analyzing trace with hash 650052084, now seen corresponding path program 1 times [2025-03-08 16:35:24,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 16:35:24,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58725985] [2025-03-08 16:35:24,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:35:24,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 16:35:24,268 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 16:35:24,333 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 16:35:24,335 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:35:24,336 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 16:35:24,336 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 16:35:24,344 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 16:35:24,370 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 16:35:24,370 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:35:24,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 16:35:24,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 16:35:24,417 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 16:35:24,418 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 16:35:24,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 16:35:24,421 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 16:35:24,509 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 16:35:24,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 04:35:24 BoogieIcfgContainer [2025-03-08 16:35:24,513 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 16:35:24,514 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 16:35:24,514 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 16:35:24,514 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 16:35:24,515 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 04:35:23" (3/4) ... [2025-03-08 16:35:24,516 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 16:35:24,516 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 16:35:24,517 INFO L158 Benchmark]: Toolchain (without parser) took 1814.11ms. Allocated memory is still 167.8MB. Free memory was 134.5MB in the beginning and 89.4MB in the end (delta: 45.1MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2025-03-08 16:35:24,517 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 16:35:24,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.07ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 121.1MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 16:35:24,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.45ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 118.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 16:35:24,518 INFO L158 Benchmark]: Boogie Preprocessor took 46.63ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 115.1MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 16:35:24,518 INFO L158 Benchmark]: IcfgBuilder took 448.49ms. Allocated memory is still 167.8MB. Free memory was 115.1MB in the beginning and 86.1MB in the end (delta: 28.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 16:35:24,518 INFO L158 Benchmark]: TraceAbstraction took 1040.59ms. Allocated memory is still 167.8MB. Free memory was 85.7MB in the beginning and 89.4MB in the end (delta: -3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 16:35:24,518 INFO L158 Benchmark]: Witness Printer took 2.56ms. Allocated memory is still 167.8MB. Free memory was 89.4MB in the beginning and 89.4MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 16:35:24,520 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.07ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 121.1MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.45ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 118.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.63ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 115.1MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 448.49ms. Allocated memory is still 167.8MB. Free memory was 115.1MB in the beginning and 86.1MB in the end (delta: 28.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1040.59ms. Allocated memory is still 167.8MB. Free memory was 85.7MB in the beginning and 89.4MB in the end (delta: -3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.56ms. Allocated memory is still 167.8MB. Free memory was 89.4MB in the beginning and 89.4MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 25.8; [L22] double var_1_1 = 25.8; [L23] double* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 1; [L24] unsigned char var_1_2 = 1; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] double var_1_3 = 128.2; [L26] double var_1_3 = 128.2; [L27] double* var_1_3_Pointer = &(var_1_3); [L28] double var_1_4 = 15.4; [L28] double var_1_4 = 15.4; [L29] double* var_1_4_Pointer = &(var_1_4); [L30] double var_1_5 = 5.25; [L30] double var_1_5 = 5.25; [L31] double* var_1_5_Pointer = &(var_1_5); [L32] unsigned char var_1_9 = 1; [L32] unsigned char var_1_9 = 1; [L33] unsigned char* var_1_9_Pointer = &(var_1_9); [L34] unsigned char var_1_10 = 100; [L34] unsigned char var_1_10 = 100; [L35] unsigned char* var_1_10_Pointer = &(var_1_10); [L36] unsigned char var_1_12 = 1; [L36] unsigned char var_1_12 = 1; [L37] unsigned char* var_1_12_Pointer = &(var_1_12); [L38] unsigned short int var_1_13 = 5; [L38] unsigned short int var_1_13 = 5; [L39] unsigned short int* var_1_13_Pointer = &(var_1_13); [L40] double last_1_var_1_5 = 5.25; [L41] unsigned char last_1_var_1_10 = 100; [L42] unsigned short int last_1_var_1_13 = 5; VAL [isInitial=0, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] CALL updateLastVariables() [L93] EXPR \read(var_1_5) [L93] last_1_var_1_5 = var_1_5 [L94] EXPR \read(var_1_10) [L94] last_1_var_1_10 = var_1_10 [L95] EXPR \read(var_1_13) [L95] last_1_var_1_13 = var_1_13 [L105] RET updateLastVariables() [L106] CALL updateVariables() [L78] var_1_2 = __VERIFIER_nondet_uchar() [L79] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L79] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L79] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L80] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L80] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L80] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L81] var_1_3 = __VERIFIER_nondet_double() [L82] EXPR \read(var_1_3) [L82] EXPR var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L82] EXPR var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F [L82] EXPR \read(var_1_3) [L82] EXPR var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L82] EXPR (var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L82] EXPR (var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L82] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L82] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L83] var_1_4 = __VERIFIER_nondet_double() [L84] EXPR \read(var_1_4) [L84] EXPR var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] EXPR var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F [L84] EXPR \read(var_1_4) [L84] EXPR var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] EXPR (var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] EXPR (var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L85] var_1_9 = __VERIFIER_nondet_uchar() [L86] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L86] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L86] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L88] var_1_12 = __VERIFIER_nondet_uchar() [L89] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L89] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L89] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L106] RET updateVariables() [L107] CALL step() [L46] EXPR \read(*var_1_9_Pointer) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L46] COND FALSE !((*(var_1_9_Pointer))) [L51] COND FALSE !((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L56] EXPR \read(*var_1_2_Pointer) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L56] COND TRUE ! (*(var_1_2_Pointer)) [L57] EXPR \read(*var_1_3_Pointer) [L57] EXPR \read(*var_1_4_Pointer) [L57] (*(var_1_1_Pointer)) = ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))) [L61] EXPR \read(*var_1_3_Pointer) [L61] EXPR \read(*var_1_4_Pointer) [L61] EXPR \read(*var_1_1_Pointer) [L61] EXPR \read(*var_1_1_Pointer) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L61] COND FALSE !(((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) [L74] EXPR \read(*var_1_3_Pointer) [L74] (*(var_1_5_Pointer)) = (*(var_1_3_Pointer)) [L107] RET step() [L108] CALL, EXPR property() [L98] EXPR \read(*var_1_2_Pointer) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR (! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer))))))) [L98] EXPR \read(*var_1_1_Pointer) [L98] EXPR \read(*var_1_3_Pointer) [L98] EXPR \read(*var_1_4_Pointer) [L98] EXPR (! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer))))))) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR ((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR ((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR (((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR (((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR ((((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1)) && ((*(var_1_9_Pointer)) ? ((((*(var_1_4_Pointer)) * ((*(var_1_3_Pointer)) - 5.3)) <= last_1_var_1_5) ? ((*(var_1_13_Pointer)) == ((unsigned short int) last_1_var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] EXPR ((((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1)) && ((*(var_1_9_Pointer)) ? ((((*(var_1_4_Pointer)) * ((*(var_1_3_Pointer)) - 5.3)) <= last_1_var_1_5) ? ((*(var_1_13_Pointer)) == ((unsigned short int) last_1_var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98-L99] return ((((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1)) && ((*(var_1_9_Pointer)) ? ((((*(var_1_4_Pointer)) * ((*(var_1_3_Pointer)) - 5.3)) <= last_1_var_1_5) ? ((*(var_1_13_Pointer)) == ((unsigned short int) last_1_var_1_10)) : 1) : 1) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 130 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 108 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 108 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 234 NumberOfCodeBlocks, 234 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 368 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 210/224 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 16:35:24,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.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 be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 16:35:26,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 16:35:26,359 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 16:35:26,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 16:35:26,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 16:35:26,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 16:35:26,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 16:35:26,391 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 16:35:26,391 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 16:35:26,391 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 16:35:26,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 16:35:26,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 16:35:26,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 16:35:26,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 16:35:26,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 16:35:26,393 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 16:35:26,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 16:35:26,393 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 16:35:26,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 16:35:26,396 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 16:35:26,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 16:35:26,396 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 [2025-03-08 16:35:26,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 16:35:26,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 16:35:26,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 16:35:26,634 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 16:35:26,634 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 16:35:26,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i [2025-03-08 16:35:27,793 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9de03dbf/cb021559c7254bb7b199f920e3fb5721/FLAG8cacb5c4f [2025-03-08 16:35:28,000 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 16:35:28,001 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i [2025-03-08 16:35:28,008 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9de03dbf/cb021559c7254bb7b199f920e3fb5721/FLAG8cacb5c4f [2025-03-08 16:35:28,361 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9de03dbf/cb021559c7254bb7b199f920e3fb5721 [2025-03-08 16:35:28,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 16:35:28,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 16:35:28,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 16:35:28,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 16:35:28,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 16:35:28,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73265922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28, skipping insertion in model container [2025-03-08 16:35:28,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,379 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 16:35:28,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2025-03-08 16:35:28,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 16:35:28,509 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 16:35:28,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2025-03-08 16:35:28,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 16:35:28,544 INFO L204 MainTranslator]: Completed translation [2025-03-08 16:35:28,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28 WrapperNode [2025-03-08 16:35:28,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 16:35:28,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 16:35:28,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 16:35:28,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 16:35:28,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,558 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,582 INFO L138 Inliner]: procedures = 33, calls = 119, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 381 [2025-03-08 16:35:28,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 16:35:28,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 16:35:28,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 16:35:28,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 16:35:28,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,601 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,628 INFO L175 MemorySlicer]: Split 91 memory accesses to 10 slices as follows [2, 9, 8, 22, 14, 10, 8, 6, 6, 6]. 24 percent of accesses are in the largest equivalence class. The 11 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 13 writes are split as follows [0, 2, 1, 1, 1, 4, 1, 1, 1, 1]. [2025-03-08 16:35:28,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,656 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 16:35:28,666 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 16:35:28,666 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 16:35:28,666 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 16:35:28,670 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (1/1) ... [2025-03-08 16:35:28,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 16:35:28,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 16:35:28,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 16:35:28,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2025-03-08 16:35:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 16:35:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2025-03-08 16:35:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 16:35:28,720 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 16:35:28,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2025-03-08 16:35:28,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2025-03-08 16:35:28,888 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 16:35:28,889 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 16:35:48,466 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L98: havoc property_#t~mem54#1;havoc property_#t~ite62#1;havoc property_#t~mem57#1;havoc property_#t~mem55#1;havoc property_#t~mem56#1;havoc property_#t~mem61#1;havoc property_#t~mem58#1;havoc property_#t~ite60#1;havoc property_#t~mem59#1;havoc property_#t~mem65#1;havoc property_#t~mem63#1;havoc property_#t~mem64#1;havoc property_#t~mem66#1;havoc property_#t~ite82#1;havoc property_#t~mem67#1;havoc property_#t~ite79#1;havoc property_#t~mem68#1;havoc property_#t~mem69#1;havoc property_#t~ite76#1;havoc property_#t~mem70#1;havoc property_#t~ite73#1;havoc property_#t~mem72#1;havoc property_#t~mem71#1;havoc property_#t~mem75#1;havoc property_#t~mem74#1;havoc property_#t~mem78#1;havoc property_#t~mem77#1;havoc property_#t~mem81#1;havoc property_#t~mem80#1;havoc property_#t~short83#1;havoc property_#t~ite87#1;havoc property_#t~ite86#1;havoc property_#t~mem85#1;havoc property_#t~mem84#1;havoc property_#t~short88#1;havoc property_#t~mem89#1;havoc property_#t~ite94#1;havoc property_#t~mem91#1;havoc property_#t~mem90#1;havoc property_#t~ite93#1;havoc property_#t~mem92#1;havoc property_#t~short95#1; [2025-03-08 16:35:48,501 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2025-03-08 16:35:48,502 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 16:35:48,510 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 16:35:48,510 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 16:35:48,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 04:35:48 BoogieIcfgContainer [2025-03-08 16:35:48,510 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 16:35:48,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 16:35:48,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 16:35:48,518 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 16:35:48,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 04:35:28" (1/3) ... [2025-03-08 16:35:48,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24de91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 04:35:48, skipping insertion in model container [2025-03-08 16:35:48,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 04:35:28" (2/3) ... [2025-03-08 16:35:48,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24de91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 04:35:48, skipping insertion in model container [2025-03-08 16:35:48,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 04:35:48" (3/3) ... [2025-03-08 16:35:48,520 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-0.i [2025-03-08 16:35:48,530 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 16:35:48,531 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-0.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 16:35:48,564 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 16:35:48,571 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;@65ce5e8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 16:35:48,571 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 16:35:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2025-03-08 16:35:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2025-03-08 16:35:48,579 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 16:35:48,580 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 16:35:48,580 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 16:35:48,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 16:35:48,583 INFO L85 PathProgramCache]: Analyzing trace with hash 405337358, now seen corresponding path program 1 times [2025-03-08 16:35:48,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 16:35:48,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340036812] [2025-03-08 16:35:48,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:35:48,591 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:35:48,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 16:35:48,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 16:35:48,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 16:35:48,727 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 16:35:49,026 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 16:35:49,027 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:35:49,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 16:35:49,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 16:35:49,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 16:35:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2025-03-08 16:35:49,065 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 16:35:49,066 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 16:35:49,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340036812] [2025-03-08 16:35:49,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [340036812] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 16:35:49,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 16:35:49,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 16:35:49,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355182055] [2025-03-08 16:35:49,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 16:35:49,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 16:35:49,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 16:35:49,082 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 16:35:49,082 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 16:35:49,084 INFO L87 Difference]: Start difference. First operand has 84 states, 73 states have (on average 1.452054794520548) internal successors, (106), 74 states have internal predecessors, (106), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2025-03-08 16:35:49,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 16:35:49,098 INFO L93 Difference]: Finished difference Result 159 states and 242 transitions. [2025-03-08 16:35:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 16:35:49,100 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 78 [2025-03-08 16:35:49,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 16:35:49,104 INFO L225 Difference]: With dead ends: 159 [2025-03-08 16:35:49,104 INFO L226 Difference]: Without dead ends: 78 [2025-03-08 16:35:49,106 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 16:35:49,107 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 16:35:49,108 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 16:35:49,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2025-03-08 16:35:49,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2025-03-08 16:35:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.3529411764705883) internal successors, (92), 68 states have internal predecessors, (92), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2025-03-08 16:35:49,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 108 transitions. [2025-03-08 16:35:49,136 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 108 transitions. Word has length 78 [2025-03-08 16:35:49,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 16:35:49,137 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 108 transitions. [2025-03-08 16:35:49,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2025-03-08 16:35:49,137 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2025-03-08 16:35:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2025-03-08 16:35:49,140 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 16:35:49,141 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 16:35:49,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 16:35:49,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:35:49,342 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 16:35:49,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 16:35:49,343 INFO L85 PathProgramCache]: Analyzing trace with hash 650052084, now seen corresponding path program 1 times [2025-03-08 16:35:49,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 16:35:49,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378965215] [2025-03-08 16:35:49,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:35:49,344 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:35:49,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 16:35:49,345 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 16:35:49,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 16:35:49,479 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 16:35:49,766 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 16:35:49,766 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:35:49,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 16:35:49,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-08 16:35:49,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 16:35:50,117 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-03-08 16:35:50,118 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 [2025-03-08 16:35:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2025-03-08 16:35:50,224 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 16:35:50,224 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 16:35:50,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [378965215] [2025-03-08 16:35:50,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [378965215] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 16:35:50,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 16:35:50,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 16:35:50,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40142107] [2025-03-08 16:35:50,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 16:35:50,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 16:35:50,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 16:35:50,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 16:35:50,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-08 16:35:50,229 INFO L87 Difference]: Start difference. First operand 78 states and 108 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-08 16:35:54,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:35:56,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:35:59,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:07,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:11,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:14,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:18,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:20,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:20,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 16:36:20,539 INFO L93 Difference]: Finished difference Result 154 states and 214 transitions. [2025-03-08 16:36:20,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-08 16:36:20,574 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 78 [2025-03-08 16:36:20,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 16:36:20,575 INFO L225 Difference]: With dead ends: 154 [2025-03-08 16:36:20,575 INFO L226 Difference]: Without dead ends: 79 [2025-03-08 16:36:20,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-03-08 16:36:20,576 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 94 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.2s IncrementalHoareTripleChecker+Time [2025-03-08 16:36:20,576 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 300 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 4 Unknown, 0 Unchecked, 30.2s Time] [2025-03-08 16:36:20,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2025-03-08 16:36:20,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 78. [2025-03-08 16:36:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.338235294117647) internal successors, (91), 68 states have internal predecessors, (91), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2025-03-08 16:36:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2025-03-08 16:36:20,584 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 78 [2025-03-08 16:36:20,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 16:36:20,585 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2025-03-08 16:36:20,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-08 16:36:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2025-03-08 16:36:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2025-03-08 16:36:20,587 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 16:36:20,587 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 16:36:20,601 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 (3)] Ended with exit code 0 [2025-03-08 16:36:20,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:36:20,788 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 16:36:20,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 16:36:20,788 INFO L85 PathProgramCache]: Analyzing trace with hash 925091922, now seen corresponding path program 1 times [2025-03-08 16:36:20,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 16:36:20,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1006332094] [2025-03-08 16:36:20,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:36:20,789 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:36:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 16:36:20,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 16:36:20,792 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 (4)] Waiting until timeout for monitored process [2025-03-08 16:36:20,878 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 80 statements into 1 equivalence classes. [2025-03-08 16:36:21,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 80 of 80 statements. [2025-03-08 16:36:21,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:36:21,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 16:36:21,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-08 16:36:21,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 16:36:21,586 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-03-08 16:36:21,587 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 [2025-03-08 16:36:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2025-03-08 16:36:21,673 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 16:36:21,673 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 16:36:21,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1006332094] [2025-03-08 16:36:21,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1006332094] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 16:36:21,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 16:36:21,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 16:36:21,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905103330] [2025-03-08 16:36:21,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 16:36:21,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 16:36:21,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 16:36:21,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 16:36:21,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-08 16:36:21,674 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-08 16:36:26,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:30,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:31,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:34,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:36,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:39,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:43,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:47,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:51,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:54,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 16:36:58,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 16:37:00,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 16:37:00,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 16:37:00,706 INFO L93 Difference]: Finished difference Result 154 states and 212 transitions. [2025-03-08 16:37:00,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-08 16:37:00,746 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 80 [2025-03-08 16:37:00,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 16:37:00,747 INFO L225 Difference]: With dead ends: 154 [2025-03-08 16:37:00,747 INFO L226 Difference]: Without dead ends: 79 [2025-03-08 16:37:00,747 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-03-08 16:37:00,748 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 85 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time [2025-03-08 16:37:00,748 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 295 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 6 Unknown, 0 Unchecked, 38.9s Time] [2025-03-08 16:37:00,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2025-03-08 16:37:00,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 78. [2025-03-08 16:37:00,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.3235294117647058) internal successors, (90), 68 states have internal predecessors, (90), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2025-03-08 16:37:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 106 transitions. [2025-03-08 16:37:00,753 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 106 transitions. Word has length 80 [2025-03-08 16:37:00,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 16:37:00,753 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 106 transitions. [2025-03-08 16:37:00,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-08 16:37:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2025-03-08 16:37:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2025-03-08 16:37:00,754 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 16:37:00,754 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 16:37:00,770 INFO L540 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 (4)] Forceful destruction successful, exit code 0 [2025-03-08 16:37:00,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:37:00,955 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 16:37:00,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 16:37:00,956 INFO L85 PathProgramCache]: Analyzing trace with hash -2105115020, now seen corresponding path program 1 times [2025-03-08 16:37:00,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 16:37:00,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1762134189] [2025-03-08 16:37:00,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 16:37:00,956 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 16:37:00,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 16:37:00,959 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 16:37:00,962 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 (5)] Waiting until timeout for monitored process [2025-03-08 16:37:01,059 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 82 statements into 1 equivalence classes. [2025-03-08 16:37:03,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 82 of 82 statements. [2025-03-08 16:37:03,953 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 16:37:03,953 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 16:37:03,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-03-08 16:37:03,984 INFO L279 TraceCheckSpWp]: Computing forward predicates...