./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC --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 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:06:28,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:06:28,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:06:28,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:06:28,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:06:28,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:06:28,148 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:06:28,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:06:28,148 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:06:28,149 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:06:28,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:06:28,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:06:28,149 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:06:28,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:06:28,149 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:06:28,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:06:28,150 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:06:28,151 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:06:28,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:06:28,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:06:28,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:06:28,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:06:28,153 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:06:28,153 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:06:28,153 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:06:28,153 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:06:28,153 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC 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 -> 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 [2024-11-24 00:06:28,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:06:28,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:06:28,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:06:28,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:06:28,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:06:28,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-24 00:06:31,526 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/9406996f1/f7debf82e84d41b181767381fd7d6957/FLAG5d391fae9 [2024-11-24 00:06:31,849 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:06:31,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-24 00:06:31,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/9406996f1/f7debf82e84d41b181767381fd7d6957/FLAG5d391fae9 [2024-11-24 00:06:31,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/9406996f1/f7debf82e84d41b181767381fd7d6957 [2024-11-24 00:06:31,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:06:31,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:06:31,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:06:31,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:06:31,883 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:06:31,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:06:31" (1/1) ... [2024-11-24 00:06:31,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16cb066b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:31, skipping insertion in model container [2024-11-24 00:06:31,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:06:31" (1/1) ... [2024-11-24 00:06:31,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:06:32,093 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-24 00:06:32,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:06:32,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:06:32,250 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-24 00:06:32,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:06:32,323 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:06:32,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32 WrapperNode [2024-11-24 00:06:32,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:06:32,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:06:32,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:06:32,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:06:32,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,397 INFO L138 Inliner]: procedures = 29, calls = 193, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 572 [2024-11-24 00:06:32,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:06:32,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:06:32,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:06:32,402 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:06:32,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,431 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,473 INFO L175 MemorySlicer]: Split 150 memory accesses to 8 slices as follows [2, 45, 45, 11, 7, 6, 28, 6]. 30 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 7, 4, 2, 1, 1, 2, 1]. The 20 writes are split as follows [0, 8, 5, 2, 1, 1, 2, 1]. [2024-11-24 00:06:32,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,516 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:06:32,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:06:32,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:06:32,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:06:32,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (1/1) ... [2024-11-24 00:06:32,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:06:32,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:06:32,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:06:32,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:06:32,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:06:32,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-24 00:06:32,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-24 00:06:32,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:06:32,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:06:32,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:06:32,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 00:06:32,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 00:06:32,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 00:06:32,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 00:06:32,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-24 00:06:32,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-24 00:06:32,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-24 00:06:32,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-24 00:06:32,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-24 00:06:32,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-24 00:06:32,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-24 00:06:32,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-24 00:06:32,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-24 00:06:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-24 00:06:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-24 00:06:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-24 00:06:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-24 00:06:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:06:32,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 00:06:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 00:06:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 00:06:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 00:06:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 00:06:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 00:06:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:06:32,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:06:32,859 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:06:32,861 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:06:33,762 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-24 00:06:33,762 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:06:33,782 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:06:33,783 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:06:33,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:06:33 BoogieIcfgContainer [2024-11-24 00:06:33,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:06:33,788 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:06:33,788 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:06:33,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:06:33,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:06:31" (1/3) ... [2024-11-24 00:06:33,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0a8109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:06:33, skipping insertion in model container [2024-11-24 00:06:33,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:32" (2/3) ... [2024-11-24 00:06:33,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0a8109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:06:33, skipping insertion in model container [2024-11-24 00:06:33,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:06:33" (3/3) ... [2024-11-24 00:06:33,799 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-45.i [2024-11-24 00:06:33,818 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:06:33,820 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-45.i that has 2 procedures, 140 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:06:33,905 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:06:33,922 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;@101b9ad8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:06:33,923 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:06:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:06:33,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:06:33,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:33,949 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:33,950 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:33,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:33,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1163415500, now seen corresponding path program 1 times [2024-11-24 00:06:33,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:33,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836577349] [2024-11-24 00:06:33,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-24 00:06:34,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:34,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836577349] [2024-11-24 00:06:34,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836577349] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:06:34,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460826140] [2024-11-24 00:06:34,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:34,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:06:34,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:06:34,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:06:34,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:06:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:34,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:06:34,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:06:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-24 00:06:35,005 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:06:35,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460826140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:35,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:06:35,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:06:35,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066793776] [2024-11-24 00:06:35,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:35,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:06:35,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:35,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:06:35,031 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:06:35,033 INFO L87 Difference]: Start difference. First operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:06:35,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:35,070 INFO L93 Difference]: Finished difference Result 273 states and 431 transitions. [2024-11-24 00:06:35,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:06:35,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-24 00:06:35,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:35,079 INFO L225 Difference]: With dead ends: 273 [2024-11-24 00:06:35,079 INFO L226 Difference]: Without dead ends: 136 [2024-11-24 00:06:35,082 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:06:35,085 INFO L435 NwaCegarLoop]: 199 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, 199 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 [2024-11-24 00:06:35,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:06:35,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-24 00:06:35,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-24 00:06:35,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:06:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 199 transitions. [2024-11-24 00:06:35,147 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 199 transitions. Word has length 189 [2024-11-24 00:06:35,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:35,147 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 199 transitions. [2024-11-24 00:06:35,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:06:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 199 transitions. [2024-11-24 00:06:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:06:35,154 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:35,154 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:35,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 00:06:35,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 00:06:35,355 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:35,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:35,356 INFO L85 PathProgramCache]: Analyzing trace with hash -375757366, now seen corresponding path program 1 times [2024-11-24 00:06:35,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:35,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131878419] [2024-11-24 00:06:35,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:35,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:06:35,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:35,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131878419] [2024-11-24 00:06:35,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131878419] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:35,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:35,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:06:35,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798542499] [2024-11-24 00:06:35,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:35,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:06:35,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:35,856 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:06:35,856 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:06:35,856 INFO L87 Difference]: Start difference. First operand 136 states and 199 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:06:35,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:35,928 INFO L93 Difference]: Finished difference Result 271 states and 398 transitions. [2024-11-24 00:06:35,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:06:35,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-24 00:06:35,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:35,930 INFO L225 Difference]: With dead ends: 271 [2024-11-24 00:06:35,930 INFO L226 Difference]: Without dead ends: 138 [2024-11-24 00:06:35,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:06:35,932 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:35,935 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 580 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:06:35,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-24 00:06:35,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-24 00:06:35,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3603603603603605) internal successors, (151), 111 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:06:35,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 201 transitions. [2024-11-24 00:06:35,962 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 201 transitions. Word has length 189 [2024-11-24 00:06:35,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:35,963 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 201 transitions. [2024-11-24 00:06:35,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:06:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2024-11-24 00:06:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:06:35,969 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:35,969 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:35,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:06:35,970 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:35,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:35,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1243217548, now seen corresponding path program 1 times [2024-11-24 00:06:35,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:35,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008918507] [2024-11-24 00:06:35,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:35,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:06:37,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:37,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008918507] [2024-11-24 00:06:37,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008918507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:37,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:37,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:06:37,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137692355] [2024-11-24 00:06:37,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:37,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:06:37,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:37,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:06:37,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:06:37,960 INFO L87 Difference]: Start difference. First operand 138 states and 201 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:38,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:38,193 INFO L93 Difference]: Finished difference Result 408 states and 597 transitions. [2024-11-24 00:06:38,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:06:38,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 189 [2024-11-24 00:06:38,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:38,200 INFO L225 Difference]: With dead ends: 408 [2024-11-24 00:06:38,203 INFO L226 Difference]: Without dead ends: 273 [2024-11-24 00:06:38,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:06:38,205 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 122 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:38,205 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 496 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:06:38,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-11-24 00:06:38,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 260. [2024-11-24 00:06:38,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 207 states have (on average 1.3526570048309179) internal successors, (280), 207 states have internal predecessors, (280), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 00:06:38,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 380 transitions. [2024-11-24 00:06:38,239 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 380 transitions. Word has length 189 [2024-11-24 00:06:38,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:38,239 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 380 transitions. [2024-11-24 00:06:38,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:38,240 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2024-11-24 00:06:38,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-24 00:06:38,242 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:38,242 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:38,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:06:38,243 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:38,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:38,247 INFO L85 PathProgramCache]: Analyzing trace with hash 41559953, now seen corresponding path program 1 times [2024-11-24 00:06:38,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:38,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553210364] [2024-11-24 00:06:38,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:38,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:06:39,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:39,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553210364] [2024-11-24 00:06:39,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553210364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:39,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:39,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:06:39,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104313898] [2024-11-24 00:06:39,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:39,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:06:39,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:39,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:06:39,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:06:39,455 INFO L87 Difference]: Start difference. First operand 260 states and 380 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:39,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:39,793 INFO L93 Difference]: Finished difference Result 774 states and 1134 transitions. [2024-11-24 00:06:39,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:06:39,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-24 00:06:39,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:39,799 INFO L225 Difference]: With dead ends: 774 [2024-11-24 00:06:39,799 INFO L226 Difference]: Without dead ends: 517 [2024-11-24 00:06:39,801 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:06:39,802 INFO L435 NwaCegarLoop]: 187 mSDtfsCounter, 119 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:39,802 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 686 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:06:39,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-11-24 00:06:39,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 515. [2024-11-24 00:06:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 410 states have (on average 1.351219512195122) internal successors, (554), 410 states have internal predecessors, (554), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-24 00:06:39,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 754 transitions. [2024-11-24 00:06:39,881 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 754 transitions. Word has length 191 [2024-11-24 00:06:39,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:39,882 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 754 transitions. [2024-11-24 00:06:39,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:39,886 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 754 transitions. [2024-11-24 00:06:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-24 00:06:39,888 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:39,888 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:39,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:06:39,889 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:39,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:39,892 INFO L85 PathProgramCache]: Analyzing trace with hash 299725391, now seen corresponding path program 1 times [2024-11-24 00:06:39,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:39,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035793473] [2024-11-24 00:06:39,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:39,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:40,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:06:40,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:40,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035793473] [2024-11-24 00:06:40,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035793473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:40,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:40,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:06:40,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542489065] [2024-11-24 00:06:40,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:40,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:06:40,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:40,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:06:40,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:06:40,689 INFO L87 Difference]: Start difference. First operand 515 states and 754 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:40,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:40,850 INFO L93 Difference]: Finished difference Result 1029 states and 1506 transitions. [2024-11-24 00:06:40,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:06:40,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-24 00:06:40,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:40,857 INFO L225 Difference]: With dead ends: 1029 [2024-11-24 00:06:40,859 INFO L226 Difference]: Without dead ends: 517 [2024-11-24 00:06:40,861 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:06:40,862 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 127 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:40,863 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 555 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:06:40,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-11-24 00:06:40,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 515. [2024-11-24 00:06:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 410 states have (on average 1.3463414634146342) internal successors, (552), 410 states have internal predecessors, (552), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-24 00:06:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 752 transitions. [2024-11-24 00:06:40,940 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 752 transitions. Word has length 191 [2024-11-24 00:06:40,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:40,941 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 752 transitions. [2024-11-24 00:06:40,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 752 transitions. [2024-11-24 00:06:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-24 00:06:40,946 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:40,946 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:40,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:06:40,947 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:40,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:40,949 INFO L85 PathProgramCache]: Analyzing trace with hash 722427217, now seen corresponding path program 1 times [2024-11-24 00:06:40,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:40,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436233822] [2024-11-24 00:06:40,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:40,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:06:41,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:41,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436233822] [2024-11-24 00:06:41,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436233822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:41,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:41,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:06:41,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796397622] [2024-11-24 00:06:41,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:41,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:06:41,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:41,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:06:41,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:06:41,739 INFO L87 Difference]: Start difference. First operand 515 states and 752 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:41,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:41,820 INFO L93 Difference]: Finished difference Result 873 states and 1277 transitions. [2024-11-24 00:06:41,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:06:41,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-24 00:06:41,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:41,826 INFO L225 Difference]: With dead ends: 873 [2024-11-24 00:06:41,826 INFO L226 Difference]: Without dead ends: 361 [2024-11-24 00:06:41,827 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:06:41,828 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:41,828 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 567 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:06:41,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-11-24 00:06:41,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 271. [2024-11-24 00:06:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 218 states have (on average 1.348623853211009) internal successors, (294), 218 states have internal predecessors, (294), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 00:06:41,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 394 transitions. [2024-11-24 00:06:41,865 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 394 transitions. Word has length 191 [2024-11-24 00:06:41,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:41,866 INFO L471 AbstractCegarLoop]: Abstraction has 271 states and 394 transitions. [2024-11-24 00:06:41,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 394 transitions. [2024-11-24 00:06:41,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-24 00:06:41,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:41,869 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:41,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:06:41,869 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:41,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:41,870 INFO L85 PathProgramCache]: Analyzing trace with hash -67232148, now seen corresponding path program 1 times [2024-11-24 00:06:41,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:41,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925590611] [2024-11-24 00:06:41,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:41,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:06:42,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:42,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925590611] [2024-11-24 00:06:42,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925590611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:42,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:42,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:06:42,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818168438] [2024-11-24 00:06:42,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:42,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:06:42,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:42,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:06:42,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:06:42,547 INFO L87 Difference]: Start difference. First operand 271 states and 394 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:42,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:42,826 INFO L93 Difference]: Finished difference Result 811 states and 1180 transitions. [2024-11-24 00:06:42,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:06:42,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2024-11-24 00:06:42,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:42,834 INFO L225 Difference]: With dead ends: 811 [2024-11-24 00:06:42,834 INFO L226 Difference]: Without dead ends: 543 [2024-11-24 00:06:42,835 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:06:42,838 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 188 mSDsluCounter, 588 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:42,839 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 804 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:06:42,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2024-11-24 00:06:42,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 277. [2024-11-24 00:06:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 224 states have (on average 1.3392857142857142) internal successors, (300), 224 states have internal predecessors, (300), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-24 00:06:42,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 400 transitions. [2024-11-24 00:06:42,882 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 400 transitions. Word has length 192 [2024-11-24 00:06:42,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:42,883 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 400 transitions. [2024-11-24 00:06:42,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:06:42,884 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 400 transitions. [2024-11-24 00:06:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-24 00:06:42,886 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:42,886 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:42,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:06:42,887 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:42,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:42,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1655580050, now seen corresponding path program 1 times [2024-11-24 00:06:42,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:42,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613361291] [2024-11-24 00:06:42,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:42,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:06:43,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [180082138] [2024-11-24 00:06:43,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:43,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:06:43,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:06:43,092 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:06:43,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:06:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:06:43,734 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:06:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:06:44,714 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:06:44,714 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:06:44,716 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:06:44,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:06:44,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:06:44,924 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:45,048 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:06:45,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:06:45 BoogieIcfgContainer [2024-11-24 00:06:45,051 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:06:45,052 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:06:45,052 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:06:45,052 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:06:45,053 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:06:33" (3/4) ... [2024-11-24 00:06:45,059 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:06:45,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:06:45,061 INFO L158 Benchmark]: Toolchain (without parser) took 13183.93ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 91.0MB in the beginning and 175.1MB in the end (delta: -84.2MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-24 00:06:45,062 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:06:45,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.60ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 75.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:06:45,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.38ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 70.8MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:06:45,062 INFO L158 Benchmark]: Boogie Preprocessor took 142.93ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 65.3MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:06:45,063 INFO L158 Benchmark]: RCFGBuilder took 1239.73ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 77.4MB in the end (delta: -12.1MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-24 00:06:45,063 INFO L158 Benchmark]: TraceAbstraction took 11263.26ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 76.7MB in the beginning and 175.2MB in the end (delta: -98.4MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. [2024-11-24 00:06:45,063 INFO L158 Benchmark]: Witness Printer took 7.64ms. Allocated memory is still 243.3MB. Free memory was 175.2MB in the beginning and 175.1MB in the end (delta: 20.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:06:45,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.60ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 75.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.38ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 70.8MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 142.93ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 65.3MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1239.73ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 77.4MB in the end (delta: -12.1MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * TraceAbstraction took 11263.26ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 76.7MB in the beginning and 175.2MB in the end (delta: -98.4MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. * Witness Printer took 7.64ms. Allocated memory is still 243.3MB. Free memory was 175.2MB in the beginning and 175.1MB in the end (delta: 20.9kB). 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 51, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[7] = { 1, 0, 0, 1, 1, 0, 0 }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L25-L27] double double_Array_0[2][2] = { {255.6, 0.0}, {5.9, 999999.2} }; [L28-L30] float float_Array_0[2] = { 25.5, 0.0 }; [L28-L30] float float_Array_0[2] = { 25.5, 0.0 }; [L28-L30] float float_Array_0[2] = { 25.5, 0.0 }; [L31-L33] signed char signed_char_Array_0[1] = { -10 }; [L31-L33] signed char signed_char_Array_0[1] = { -10 }; [L34-L36] signed long int signed_long_int_Array_0[1] = { -2 }; [L34-L36] signed long int signed_long_int_Array_0[1] = { -2 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 5, 64 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 5, 64 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 5, 64 }; [L40-L42] unsigned short int unsigned_short_int_Array_0[1] = { 5 }; [L40-L42] unsigned short int unsigned_short_int_Array_0[1] = { 5 }; [L43] unsigned char last_1_unsigned_char_Array_0_1_ = 64; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L115] isInitial = 1 [L116] FCALL initially() [L118] CALL updateLastVariables() [L108] EXPR unsigned_char_Array_0[1] [L108] last_1_unsigned_char_Array_0_1_ = unsigned_char_Array_0[1] [L118] RET updateLastVariables() [L119] CALL updateVariables() [L67] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L68] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L68] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L68] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L69] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L70] BOOL_unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L72] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L73] BOOL_unsigned_char_Array_0[3] = __VERIFIER_nondet_uchar() [L74] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L75] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L76] BOOL_unsigned_char_Array_0[4] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L78] EXPR BOOL_unsigned_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L79] BOOL_unsigned_char_Array_0[5] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[5] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[5] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] EXPR BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[5] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[5] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L82] BOOL_unsigned_char_Array_0[6] = __VERIFIER_nondet_uchar() [L83] EXPR BOOL_unsigned_char_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L83] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[6] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L83] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[6] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] EXPR BOOL_unsigned_char_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[6] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L84] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[6] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L85] double_Array_0[0][0] = __VERIFIER_nondet_double() [L86] EXPR double_Array_0[0][0] [L86] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F [L86] EXPR double_Array_0[0][0] [L86] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] CALL assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L86] RET assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854765600e+12F && double_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L87] double_Array_0[1][0] = __VERIFIER_nondet_double() [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] CALL assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L88] RET assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 4611686.018427382800e+12F && double_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L89] double_Array_0[0][1] = __VERIFIER_nondet_double() [L90] EXPR double_Array_0[0][1] [L90] EXPR double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] EXPR double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F [L90] EXPR double_Array_0[0][1] [L90] EXPR double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] EXPR (double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] EXPR (double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] CALL assume_abort_if_not((double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L90] RET assume_abort_if_not((double_Array_0[0][1] >= 4611686.018427382800e+12F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L91] float_Array_0[1] = __VERIFIER_nondet_float() [L92] EXPR float_Array_0[1] [L92] EXPR float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] EXPR float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F [L92] EXPR float_Array_0[1] [L92] EXPR float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] EXPR (float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] EXPR (float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] CALL assume_abort_if_not((float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L92] RET assume_abort_if_not((float_Array_0[1] >= 4611686.018427382800e+12F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L93] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L94] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L94] CALL assume_abort_if_not(signed_char_Array_0[0] >= -128) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L94] RET assume_abort_if_not(signed_char_Array_0[0] >= -128) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] CALL assume_abort_if_not(signed_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L95] RET assume_abort_if_not(signed_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] CALL assume_abort_if_not(signed_char_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L96] RET assume_abort_if_not(signed_char_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L97] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L98] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L98] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L98] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L99] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L100] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L101] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L101] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L101] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L102] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L103] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L104] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L104] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L104] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L105] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L119] RET updateVariables() [L120] CALL step() [L47] EXPR unsigned_short_int_Array_0[0] [L47] EXPR signed_long_int_Array_0[0] [L47] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L47] COND FALSE !(((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L50] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]) [L50] EXPR unsigned_char_Array_0[1] [L50] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L50] COND TRUE (unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]))) [L51] EXPR double_Array_0[0][1] [L51] EXPR double_Array_0[1][0] [L51] EXPR double_Array_0[0][0] [L51] double_Array_0[1][1] = ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]) [L55] EXPR unsigned_char_Array_0[1] [L55] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L55] COND TRUE unsigned_char_Array_0[1] == unsigned_char_Array_0[1] [L56] BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L56] COND TRUE BOOL_unsigned_char_Array_0[2] [L57] EXPR BOOL_unsigned_char_Array_0[1] [L57] EXPR BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L57] EXPR BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5] [L57] EXPR BOOL_unsigned_char_Array_0[5] [L57] EXPR BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L57] BOOL_unsigned_char_Array_0[0] = (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]) [L62] BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L62] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L120] RET step() [L121] CALL, EXPR property() [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]) [L111] EXPR unsigned_char_Array_0[1] [L111] EXPR (((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR ((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0]))) [L111] EXPR double_Array_0[1][1] [L111] EXPR double_Array_0[0][1] [L111] EXPR double_Array_0[1][0] [L111] EXPR double_Array_0[0][0] [L111] EXPR ((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR ((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR ((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1)) && ((((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111] EXPR (((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1)) && ((((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L111-L112] return (((((unsigned_char_Array_0[1] / 32) < (((((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) < (unsigned_char_Array_0[1])) ? ((unsigned_char_Array_0[1] + unsigned_char_Array_0[1])) : (unsigned_char_Array_0[1])))) ? (double_Array_0[1][1] == ((double) ((double_Array_0[0][1] - double_Array_0[1][0]) - double_Array_0[0][0]))) : (double_Array_0[1][1] == ((double) (double_Array_0[0][0] - double_Array_0[1][0])))) && (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[0] == ((float) (((((double_Array_0[0][0]) < (double_Array_0[0][1])) ? (double_Array_0[0][0]) : (double_Array_0[0][1]))) - (float_Array_0[1] - 0.8f)))) : 1)) && ((unsigned_char_Array_0[1] == unsigned_char_Array_0[1]) ? (BOOL_unsigned_char_Array_0[2] ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[5]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (((double_Array_0[0][0] >= double_Array_0[1][1]) || BOOL_unsigned_char_Array_0[6]) && ((BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[3]) && BOOL_unsigned_char_Array_0[4]))))) : 1)) && ((((unsigned_short_int_Array_0[0] + signed_long_int_Array_0[0]) / signed_char_Array_0[0]) != last_1_unsigned_char_Array_0_1_) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : 1) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=64, signed_char_Array_0={7:0}, signed_long_int_Array_0={8:0}, unsigned_char_Array_0={9:0}, unsigned_short_int_Array_0={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.0s, OverallIterations: 8, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 556 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 556 mSDsluCounter, 3887 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2538 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 416 IncrementalHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 1349 mSDtfsCounter, 416 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 231 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=515occurred in iteration=4, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 373 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1905 NumberOfCodeBlocks, 1905 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1513 ConstructedInterpolants, 0 QuantifiedInterpolants, 3200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 618 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 9552/9600 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 [2024-11-24 00:06:45,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC --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 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:06:47,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:06:48,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:06:48,103 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:06:48,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:06:48,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:06:48,149 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:06:48,150 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:06:48,150 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:06:48,150 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:06:48,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:06:48,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:06:48,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:06:48,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:06:48,151 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:06:48,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:06:48,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:06:48,152 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:06:48,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:06:48,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:06:48,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:06:48,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:06:48,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:06:48,153 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:06:48,153 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:06:48,153 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:06:48,153 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:06:48,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:06:48,154 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:06:48,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:06:48,154 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:06:48,154 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:06:48,154 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:06:48,154 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:06:48,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:06:48,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:06:48,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:06:48,155 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:06:48,155 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:06:48,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:06:48,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:06:48,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:06:48,156 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:06:48,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:06:48,157 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:06:48,157 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:06:48,157 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:06:48,157 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:06:48,157 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:06:48,157 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:06:48,157 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC 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 -> 01b344b80610fab95e1652fe577b57a873b3d99d4d44bb78edbb7fd6575ad057 [2024-11-24 00:06:48,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:06:48,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:06:48,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:06:48,573 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:06:48,573 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:06:48,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-24 00:06:51,611 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/6b4d5eef1/7ad71d4b7e0b4f39b8d1a88a0a7eb070/FLAGa875fd716 [2024-11-24 00:06:51,911 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:06:51,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i [2024-11-24 00:06:51,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/6b4d5eef1/7ad71d4b7e0b4f39b8d1a88a0a7eb070/FLAGa875fd716 [2024-11-24 00:06:51,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/data/6b4d5eef1/7ad71d4b7e0b4f39b8d1a88a0a7eb070 [2024-11-24 00:06:51,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:06:51,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:06:51,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:06:51,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:06:51,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:06:51,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:06:51" (1/1) ... [2024-11-24 00:06:51,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd1754a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:51, skipping insertion in model container [2024-11-24 00:06:51,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:06:51" (1/1) ... [2024-11-24 00:06:51,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:06:52,183 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-24 00:06:52,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:06:52,334 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:06:52,348 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-45.i[916,929] [2024-11-24 00:06:52,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:06:52,434 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:06:52,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52 WrapperNode [2024-11-24 00:06:52,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:06:52,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:06:52,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:06:52,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:06:52,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,508 INFO L138 Inliner]: procedures = 39, calls = 193, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 570 [2024-11-24 00:06:52,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:06:52,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:06:52,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:06:52,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:06:52,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,528 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,553 INFO L175 MemorySlicer]: Split 150 memory accesses to 8 slices as follows [2, 45, 45, 11, 7, 6, 28, 6]. 30 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 7, 4, 2, 1, 1, 2, 1]. The 20 writes are split as follows [0, 8, 5, 2, 1, 1, 2, 1]. [2024-11-24 00:06:52,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,588 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:06:52,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:06:52,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:06:52,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:06:52,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (1/1) ... [2024-11-24 00:06:52,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:06:52,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:06:52,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:06:52,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:06:52,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-24 00:06:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-24 00:06:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-24 00:06:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-24 00:06:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-24 00:06:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-24 00:06:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-24 00:06:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-24 00:06:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-24 00:06:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-24 00:06:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-24 00:06:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-24 00:06:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-24 00:06:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-24 00:06:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-24 00:06:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-24 00:06:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-24 00:06:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-24 00:06:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-24 00:06:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-24 00:06:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-24 00:06:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-24 00:06:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-24 00:06:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-24 00:06:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-24 00:06:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-24 00:06:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-24 00:06:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-24 00:06:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-24 00:06:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-24 00:06:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-24 00:06:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-24 00:06:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-24 00:06:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-24 00:06:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-24 00:06:52,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:06:52,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:06:52,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-24 00:06:52,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-24 00:06:52,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-24 00:06:53,048 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:06:53,051 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:07:01,890 INFO L? ?]: Removed 134 outVars from TransFormulas that were not future-live. [2024-11-24 00:07:01,890 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:07:01,903 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:07:01,903 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:07:01,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:07:01 BoogieIcfgContainer [2024-11-24 00:07:01,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:07:01,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:07:01,907 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:07:01,912 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:07:01,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:06:51" (1/3) ... [2024-11-24 00:07:01,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@93e6aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:07:01, skipping insertion in model container [2024-11-24 00:07:01,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:06:52" (2/3) ... [2024-11-24 00:07:01,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@93e6aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:07:01, skipping insertion in model container [2024-11-24 00:07:01,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:07:01" (3/3) ... [2024-11-24 00:07:01,915 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-45.i [2024-11-24 00:07:01,930 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:07:01,931 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-45.i that has 2 procedures, 140 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:07:01,996 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:07:02,010 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;@782038f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:07:02,010 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:07:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:07:02,031 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:02,032 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:02,033 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:02,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:02,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1163415500, now seen corresponding path program 1 times [2024-11-24 00:07:02,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:02,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853608995] [2024-11-24 00:07:02,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:02,052 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:02,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:02,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:02,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 00:07:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:02,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:07:02,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-24 00:07:03,045 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:03,046 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:03,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853608995] [2024-11-24 00:07:03,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1853608995] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:03,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:03,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:07:03,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948505460] [2024-11-24 00:07:03,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:03,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:07:03,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:03,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:07:03,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:07:03,087 INFO L87 Difference]: Start difference. First operand has 140 states, 112 states have (on average 1.3928571428571428) internal successors, (156), 113 states have internal predecessors, (156), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:03,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:03,136 INFO L93 Difference]: Finished difference Result 273 states and 431 transitions. [2024-11-24 00:07:03,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:07:03,138 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-24 00:07:03,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:03,149 INFO L225 Difference]: With dead ends: 273 [2024-11-24 00:07:03,149 INFO L226 Difference]: Without dead ends: 136 [2024-11-24 00:07:03,156 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:07:03,161 INFO L435 NwaCegarLoop]: 199 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, 199 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 [2024-11-24 00:07:03,166 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:07:03,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-24 00:07:03,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-24 00:07:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 199 transitions. [2024-11-24 00:07:03,237 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 199 transitions. Word has length 189 [2024-11-24 00:07:03,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:03,239 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 199 transitions. [2024-11-24 00:07:03,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:03,239 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 199 transitions. [2024-11-24 00:07:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:07:03,246 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:03,247 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:03,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 00:07:03,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:03,448 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:03,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:03,451 INFO L85 PathProgramCache]: Analyzing trace with hash -375757366, now seen corresponding path program 1 times [2024-11-24 00:07:03,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:03,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [519722249] [2024-11-24 00:07:03,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:03,453 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:03,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:03,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:03,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 00:07:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:04,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:07:04,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 616 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-24 00:07:04,286 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:04,286 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:04,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [519722249] [2024-11-24 00:07:04,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [519722249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:04,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:04,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:07:04,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777710839] [2024-11-24 00:07:04,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:04,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:07:04,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:04,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:07:04,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:07:04,294 INFO L87 Difference]: Start difference. First operand 136 states and 199 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:04,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:04,444 INFO L93 Difference]: Finished difference Result 271 states and 398 transitions. [2024-11-24 00:07:04,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:07:04,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 189 [2024-11-24 00:07:04,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:04,447 INFO L225 Difference]: With dead ends: 271 [2024-11-24 00:07:04,447 INFO L226 Difference]: Without dead ends: 138 [2024-11-24 00:07:04,448 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:07:04,452 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:04,452 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 580 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:07:04,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-24 00:07:04,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-24 00:07:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3603603603603605) internal successors, (151), 111 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 201 transitions. [2024-11-24 00:07:04,471 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 201 transitions. Word has length 189 [2024-11-24 00:07:04,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:04,472 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 201 transitions. [2024-11-24 00:07:04,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2024-11-24 00:07:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:07:04,478 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:04,479 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:04,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:07:04,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:04,683 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:04,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:04,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1243217548, now seen corresponding path program 1 times [2024-11-24 00:07:04,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:04,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [832697128] [2024-11-24 00:07:04,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:04,684 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:04,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:04,688 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:04,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:07:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:05,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:07:05,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:05,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2024-11-24 00:07:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:07:05,720 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:05,720 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:05,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [832697128] [2024-11-24 00:07:05,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [832697128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:05,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:05,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:07:05,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850951805] [2024-11-24 00:07:05,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:05,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:07:05,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:05,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:07:05,723 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:07:05,726 INFO L87 Difference]: Start difference. First operand 138 states and 201 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:07,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:07,003 INFO L93 Difference]: Finished difference Result 273 states and 399 transitions. [2024-11-24 00:07:07,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:07:07,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 189 [2024-11-24 00:07:07,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:07,006 INFO L225 Difference]: With dead ends: 273 [2024-11-24 00:07:07,007 INFO L226 Difference]: Without dead ends: 138 [2024-11-24 00:07:07,008 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:07:07,009 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:07,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 00:07:07,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-24 00:07:07,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-24 00:07:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3513513513513513) internal successors, (150), 111 states have internal predecessors, (150), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 200 transitions. [2024-11-24 00:07:07,024 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 200 transitions. Word has length 189 [2024-11-24 00:07:07,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:07,025 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 200 transitions. [2024-11-24 00:07:07,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 200 transitions. [2024-11-24 00:07:07,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:07:07,028 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:07,029 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:07,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:07:07,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:07,230 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:07,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:07,230 INFO L85 PathProgramCache]: Analyzing trace with hash -445726194, now seen corresponding path program 1 times [2024-11-24 00:07:07,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:07,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [849249470] [2024-11-24 00:07:07,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:07,231 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:07,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:07,236 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:07,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:07:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:08,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 00:07:08,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:08,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2024-11-24 00:07:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:07:08,287 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:08,288 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:08,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [849249470] [2024-11-24 00:07:08,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [849249470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:08,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:08,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:07:08,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073909996] [2024-11-24 00:07:08,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:08,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:07:08,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:08,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:07:08,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:07:08,291 INFO L87 Difference]: Start difference. First operand 138 states and 200 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:08,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:08,333 INFO L93 Difference]: Finished difference Result 273 states and 397 transitions. [2024-11-24 00:07:08,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:07:08,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 189 [2024-11-24 00:07:08,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:08,338 INFO L225 Difference]: With dead ends: 273 [2024-11-24 00:07:08,338 INFO L226 Difference]: Without dead ends: 138 [2024-11-24 00:07:08,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:07:08,342 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:08,344 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:07:08,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-24 00:07:08,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-24 00:07:08,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3423423423423424) internal successors, (149), 111 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 199 transitions. [2024-11-24 00:07:08,372 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 199 transitions. Word has length 189 [2024-11-24 00:07:08,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:08,373 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 199 transitions. [2024-11-24 00:07:08,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 199 transitions. [2024-11-24 00:07:08,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-24 00:07:08,377 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:08,377 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:08,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:07:08,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:08,578 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:08,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:08,579 INFO L85 PathProgramCache]: Analyzing trace with hash -325397586, now seen corresponding path program 1 times [2024-11-24 00:07:08,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:08,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655004329] [2024-11-24 00:07:08,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:08,580 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:08,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:08,582 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:08,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (6)] Waiting until timeout for monitored process [2024-11-24 00:07:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:09,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:07:09,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:09,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-24 00:07:09,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-24 00:07:09,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:07:09,543 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:09,543 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:09,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655004329] [2024-11-24 00:07:09,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655004329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:09,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:09,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:09,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231284620] [2024-11-24 00:07:09,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:09,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:07:09,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:09,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:07:09,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:07:09,545 INFO L87 Difference]: Start difference. First operand 138 states and 199 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:10,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:10,207 INFO L93 Difference]: Finished difference Result 410 states and 593 transitions. [2024-11-24 00:07:10,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:07:10,209 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2024-11-24 00:07:10,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:10,219 INFO L225 Difference]: With dead ends: 410 [2024-11-24 00:07:10,219 INFO L226 Difference]: Without dead ends: 275 [2024-11-24 00:07:10,220 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:07:10,221 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 187 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:10,221 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 800 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:07:10,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-24 00:07:10,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 141. [2024-11-24 00:07:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3333333333333333) internal successors, (152), 114 states have internal predecessors, (152), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 202 transitions. [2024-11-24 00:07:10,255 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 202 transitions. Word has length 192 [2024-11-24 00:07:10,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:10,256 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 202 transitions. [2024-11-24 00:07:10,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 202 transitions. [2024-11-24 00:07:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-24 00:07:10,259 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:10,259 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:10,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (6)] Ended with exit code 0 [2024-11-24 00:07:10,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:10,460 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:10,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:10,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1913745488, now seen corresponding path program 1 times [2024-11-24 00:07:10,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:10,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1382375065] [2024-11-24 00:07:10,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:10,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:10,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:10,463 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:10,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (7)] Waiting until timeout for monitored process [2024-11-24 00:07:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:11,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:07:11,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:11,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2024-11-24 00:07:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:07:11,353 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:11,353 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:11,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1382375065] [2024-11-24 00:07:11,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1382375065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:11,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:11,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:07:11,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022101445] [2024-11-24 00:07:11,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:11,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:07:11,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:11,356 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:07:11,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:07:11,356 INFO L87 Difference]: Start difference. First operand 141 states and 202 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:11,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:11,390 INFO L93 Difference]: Finished difference Result 279 states and 401 transitions. [2024-11-24 00:07:11,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:07:11,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2024-11-24 00:07:11,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:11,393 INFO L225 Difference]: With dead ends: 279 [2024-11-24 00:07:11,394 INFO L226 Difference]: Without dead ends: 141 [2024-11-24 00:07:11,394 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:07:11,395 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:11,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 387 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:07:11,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-24 00:07:11,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2024-11-24 00:07:11,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 201 transitions. [2024-11-24 00:07:11,406 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 201 transitions. Word has length 192 [2024-11-24 00:07:11,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:11,407 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 201 transitions. [2024-11-24 00:07:11,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:07:11,407 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 201 transitions. [2024-11-24 00:07:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-24 00:07:11,409 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:11,409 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:11,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (7)] Ended with exit code 0 [2024-11-24 00:07:11,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:11,611 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:11,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:11,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1655580050, now seen corresponding path program 1 times [2024-11-24 00:07:11,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:11,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1933572039] [2024-11-24 00:07:11,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:11,612 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:11,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:11,615 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:11,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (8)] Waiting until timeout for monitored process [2024-11-24 00:07:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:12,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:07:12,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:13,038 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:07:13,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-24 00:07:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-11-24 00:07:13,113 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:13,113 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:13,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1933572039] [2024-11-24 00:07:13,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1933572039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:13,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:13,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:13,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487050253] [2024-11-24 00:07:13,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:13,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:07:13,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:13,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:07:13,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:07:13,116 INFO L87 Difference]: Start difference. First operand 141 states and 201 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:15,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:17,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:23,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:23,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:23,289 INFO L93 Difference]: Finished difference Result 280 states and 400 transitions. [2024-11-24 00:07:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:07:23,291 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 192 [2024-11-24 00:07:23,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:23,293 INFO L225 Difference]: With dead ends: 280 [2024-11-24 00:07:23,293 INFO L226 Difference]: Without dead ends: 142 [2024-11-24 00:07:23,294 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:07:23,295 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 152 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:23,295 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 618 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2024-11-24 00:07:23,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-24 00:07:23,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 141. [2024-11-24 00:07:23,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3157894736842106) internal successors, (150), 114 states have internal predecessors, (150), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:23,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 200 transitions. [2024-11-24 00:07:23,314 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 200 transitions. Word has length 192 [2024-11-24 00:07:23,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:23,316 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 200 transitions. [2024-11-24 00:07:23,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2024-11-24 00:07:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-24 00:07:23,319 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:23,319 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:23,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (8)] Forceful destruction successful, exit code 0 [2024-11-24 00:07:23,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:23,523 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:23,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:23,523 INFO L85 PathProgramCache]: Analyzing trace with hash 647723122, now seen corresponding path program 1 times [2024-11-24 00:07:23,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:23,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128631800] [2024-11-24 00:07:23,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:23,524 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:23,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:23,526 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:23,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (9)] Waiting until timeout for monitored process [2024-11-24 00:07:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:24,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 00:07:24,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-11-24 00:07:24,297 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:24,297 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:24,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128631800] [2024-11-24 00:07:24,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128631800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:24,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:24,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:07:24,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205457615] [2024-11-24 00:07:24,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:24,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:07:24,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:24,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:07:24,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:07:24,300 INFO L87 Difference]: Start difference. First operand 141 states and 200 transitions. Second operand has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-24 00:07:24,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:24,906 INFO L93 Difference]: Finished difference Result 283 states and 402 transitions. [2024-11-24 00:07:24,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:07:24,907 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 194 [2024-11-24 00:07:24,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:24,909 INFO L225 Difference]: With dead ends: 283 [2024-11-24 00:07:24,910 INFO L226 Difference]: Without dead ends: 143 [2024-11-24 00:07:24,911 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:07:24,911 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 1 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:24,912 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 773 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:07:24,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-24 00:07:24,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 141. [2024-11-24 00:07:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.3070175438596492) internal successors, (149), 114 states have internal predecessors, (149), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 199 transitions. [2024-11-24 00:07:24,926 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 199 transitions. Word has length 194 [2024-11-24 00:07:24,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:24,927 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 199 transitions. [2024-11-24 00:07:24,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-24 00:07:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 199 transitions. [2024-11-24 00:07:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-24 00:07:24,932 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:24,933 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:24,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (9)] Ended with exit code 0 [2024-11-24 00:07:25,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:25,134 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:25,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:25,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1354163148, now seen corresponding path program 1 times [2024-11-24 00:07:25,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:25,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162663440] [2024-11-24 00:07:25,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:25,135 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:25,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:25,137 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:25,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (10)] Waiting until timeout for monitored process [2024-11-24 00:07:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:25,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:07:25,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:26,599 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:07:26,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-24 00:07:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-11-24 00:07:26,685 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:26,685 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:26,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1162663440] [2024-11-24 00:07:26,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1162663440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:26,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:26,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:26,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852499451] [2024-11-24 00:07:26,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:26,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:07:26,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:26,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:07:26,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:07:26,689 INFO L87 Difference]: Start difference. First operand 141 states and 199 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:28,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:32,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:37,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:37,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:37,608 INFO L93 Difference]: Finished difference Result 280 states and 396 transitions. [2024-11-24 00:07:37,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:07:37,610 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 194 [2024-11-24 00:07:37,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:37,611 INFO L225 Difference]: With dead ends: 280 [2024-11-24 00:07:37,611 INFO L226 Difference]: Without dead ends: 142 [2024-11-24 00:07:37,612 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:07:37,613 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 142 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:37,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 610 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2024-11-24 00:07:37,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-24 00:07:37,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 141. [2024-11-24 00:07:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 114 states have (on average 1.2982456140350878) internal successors, (148), 114 states have internal predecessors, (148), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 198 transitions. [2024-11-24 00:07:37,635 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 198 transitions. Word has length 194 [2024-11-24 00:07:37,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:37,636 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 198 transitions. [2024-11-24 00:07:37,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 198 transitions. [2024-11-24 00:07:37,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-24 00:07:37,642 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:37,642 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:37,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (10)] Ended with exit code 0 [2024-11-24 00:07:37,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:37,843 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:37,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:37,844 INFO L85 PathProgramCache]: Analyzing trace with hash -374582610, now seen corresponding path program 1 times [2024-11-24 00:07:37,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:37,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953081059] [2024-11-24 00:07:37,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:37,844 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:37,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:37,846 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:37,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (11)] Waiting until timeout for monitored process [2024-11-24 00:07:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:38,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:07:38,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:39,301 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:07:39,302 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 175 treesize of output 67 [2024-11-24 00:07:39,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 616 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-24 00:07:39,378 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:39,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:39,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1953081059] [2024-11-24 00:07:39,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1953081059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:39,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:39,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:39,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075984926] [2024-11-24 00:07:39,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:39,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:07:39,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:39,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:07:39,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:07:39,381 INFO L87 Difference]: Start difference. First operand 141 states and 198 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:41,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:46,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:51,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:53,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:07:53,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:53,789 INFO L93 Difference]: Finished difference Result 279 states and 393 transitions. [2024-11-24 00:07:53,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:07:53,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 196 [2024-11-24 00:07:53,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:53,792 INFO L225 Difference]: With dead ends: 279 [2024-11-24 00:07:53,792 INFO L226 Difference]: Without dead ends: 141 [2024-11-24 00:07:53,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:07:53,794 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 134 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:53,794 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 606 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 1 Unknown, 0 Unchecked, 14.3s Time] [2024-11-24 00:07:53,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-24 00:07:53,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2024-11-24 00:07:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 112 states have (on average 1.2946428571428572) internal successors, (145), 112 states have internal predecessors, (145), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:07:53,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 195 transitions. [2024-11-24 00:07:53,813 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 195 transitions. Word has length 196 [2024-11-24 00:07:53,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:53,816 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 195 transitions. [2024-11-24 00:07:53,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:07:53,817 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 195 transitions. [2024-11-24 00:07:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-24 00:07:53,822 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:53,823 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:53,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (11)] Ended with exit code 0 [2024-11-24 00:07:54,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:54,023 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:54,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:54,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1498801654, now seen corresponding path program 1 times [2024-11-24 00:07:54,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:07:54,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957321204] [2024-11-24 00:07:54,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:54,025 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:07:54,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:07:54,027 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:07:54,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (12)] Waiting until timeout for monitored process [2024-11-24 00:07:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:54,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:07:54,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:07:55,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2024-11-24 00:07:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-11-24 00:07:55,757 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:07:55,757 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:07:55,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1957321204] [2024-11-24 00:07:55,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1957321204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:55,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:55,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:55,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018236574] [2024-11-24 00:07:55,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:55,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:07:55,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:07:55,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:07:55,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:07:55,759 INFO L87 Difference]: Start difference. First operand 139 states and 195 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:08:01,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:08:02,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:08:06,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:08:06,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:08:06,334 INFO L93 Difference]: Finished difference Result 276 states and 388 transitions. [2024-11-24 00:08:06,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:08:06,354 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 198 [2024-11-24 00:08:06,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:08:06,356 INFO L225 Difference]: With dead ends: 276 [2024-11-24 00:08:06,356 INFO L226 Difference]: Without dead ends: 140 [2024-11-24 00:08:06,356 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:08:06,357 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 124 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:08:06,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 606 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2024-11-24 00:08:06,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-24 00:08:06,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 139. [2024-11-24 00:08:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 112 states have (on average 1.2857142857142858) internal successors, (144), 112 states have internal predecessors, (144), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:08:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 194 transitions. [2024-11-24 00:08:06,366 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 194 transitions. Word has length 198 [2024-11-24 00:08:06,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:08:06,367 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 194 transitions. [2024-11-24 00:08:06,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:08:06,367 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 194 transitions. [2024-11-24 00:08:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-24 00:08:06,369 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:08:06,369 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:08:06,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (12)] Forceful destruction successful, exit code 0 [2024-11-24 00:08:06,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:08:06,570 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:08:06,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:08:06,570 INFO L85 PathProgramCache]: Analyzing trace with hash -356224528, now seen corresponding path program 1 times [2024-11-24 00:08:06,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:08:06,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181703817] [2024-11-24 00:08:06,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:08:06,571 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:08:06,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:08:06,573 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:08:06,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a010886-ef52-44ae-bd85-27c9be109361/bin/uautomizer-verify-LYvppIcaGC/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 (13)] Waiting until timeout for monitored process