./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd --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 fdfa367d5acc1e28d753248ee606b85b63b852039707b0bdcc3c0a793b19387f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:48:29,203 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:48:29,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 14:48:29,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:48:29,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:48:29,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:48:29,318 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:48:29,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:48:29,318 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:48:29,318 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:48:29,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:48:29,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:48:29,319 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:48:29,319 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:48:29,319 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:48:29,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:48:29,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:48:29,320 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:48:29,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:48:29,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:48:29,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:48:29,321 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:48:29,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:48:29,322 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:48:29,322 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:48:29,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:48:29,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:48:29,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:48:29,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:48:29,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:48:29,323 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_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd 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 -> fdfa367d5acc1e28d753248ee606b85b63b852039707b0bdcc3c0a793b19387f [2024-11-13 14:48:29,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:48:29,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:48:29,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:48:29,665 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:48:29,665 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:48:29,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i Unable to find full path for "g++" [2024-11-13 14:48:31,501 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:48:31,802 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:48:31,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i [2024-11-13 14:48:31,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data/b7270baff/39908827180c4d97bd33f7326a181a7a/FLAG1d624902d [2024-11-13 14:48:31,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data/b7270baff/39908827180c4d97bd33f7326a181a7a [2024-11-13 14:48:31,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:48:31,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:48:31,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:48:31,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:48:31,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:48:31,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:48:31" (1/1) ... [2024-11-13 14:48:31,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a90e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:31, skipping insertion in model container [2024-11-13 14:48:31,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:48:31" (1/1) ... [2024-11-13 14:48:31,880 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:48:32,054 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_a2779809-1725-41c0-b682-79f5d526fc86/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i[916,929] [2024-11-13 14:48:32,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:48:32,165 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:48:32,177 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_a2779809-1725-41c0-b682-79f5d526fc86/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i[916,929] [2024-11-13 14:48:32,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:48:32,281 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:48:32,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32 WrapperNode [2024-11-13 14:48:32,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:48:32,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:48:32,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:48:32,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:48:32,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,375 INFO L138 Inliner]: procedures = 30, calls = 208, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 593 [2024-11-13 14:48:32,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:48:32,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:48:32,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:48:32,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:48:32,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,400 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,406 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-13 14:48:32,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,444 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:48:32,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:48:32,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:48:32,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:48:32,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (1/1) ... [2024-11-13 14:48:32,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:48:32,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:48:32,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:48:32,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:48:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:48:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-13 14:48:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:48:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 14:48:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:48:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:48:32,671 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:48:32,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:48:33,503 INFO L? ?]: Removed 152 outVars from TransFormulas that were not future-live. [2024-11-13 14:48:33,503 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:48:33,520 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:48:33,521 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:48:33,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:48:33 BoogieIcfgContainer [2024-11-13 14:48:33,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:48:33,525 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:48:33,525 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:48:33,530 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:48:33,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:48:31" (1/3) ... [2024-11-13 14:48:33,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a85344a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:48:33, skipping insertion in model container [2024-11-13 14:48:33,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:32" (2/3) ... [2024-11-13 14:48:33,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a85344a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:48:33, skipping insertion in model container [2024-11-13 14:48:33,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:48:33" (3/3) ... [2024-11-13 14:48:33,533 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-50.i [2024-11-13 14:48:33,549 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:48:33,550 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-s_file-50.i that has 2 procedures, 130 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:48:33,619 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:48:33,632 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;@253535a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:48:33,633 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:48:33,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 101 states have (on average 1.386138613861386) internal successors, (140), 102 states have internal predecessors, (140), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:48:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 14:48:33,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:48:33,657 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:48:33,657 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:48:33,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:48:33,663 INFO L85 PathProgramCache]: Analyzing trace with hash -972690476, now seen corresponding path program 1 times [2024-11-13 14:48:33,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:48:33,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167314513] [2024-11-13 14:48:33,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:48:33,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:48:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 14:48:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 14:48:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:48:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 14:48:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 14:48:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 14:48:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:48:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:48:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 14:48:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 14:48:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 14:48:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 14:48:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 14:48:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 14:48:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-13 14:48:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-13 14:48:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-13 14:48:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-13 14:48:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-13 14:48:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:48:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:48:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 14:48:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 14:48:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-13 14:48:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-13 14:48:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-13 14:48:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 14:48:34,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:48:34,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167314513] [2024-11-13 14:48:34,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167314513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:48:34,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:48:34,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:48:34,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668908819] [2024-11-13 14:48:34,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:48:34,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:48:34,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:48:34,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:48:34,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:48:34,456 INFO L87 Difference]: Start difference. First operand has 130 states, 101 states have (on average 1.386138613861386) internal successors, (140), 102 states have internal predecessors, (140), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:34,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:48:34,492 INFO L93 Difference]: Finished difference Result 253 states and 404 transitions. [2024-11-13 14:48:34,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:48:34,495 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 195 [2024-11-13 14:48:34,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:48:34,502 INFO L225 Difference]: With dead ends: 253 [2024-11-13 14:48:34,502 INFO L226 Difference]: Without dead ends: 126 [2024-11-13 14:48:34,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:48:34,509 INFO L432 NwaCegarLoop]: 185 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, 185 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 [2024-11-13 14:48:34,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:48:34,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-13 14:48:34,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-13 14:48:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:48:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 185 transitions. [2024-11-13 14:48:34,554 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 185 transitions. Word has length 195 [2024-11-13 14:48:34,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:48:34,555 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 185 transitions. [2024-11-13 14:48:34,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2024-11-13 14:48:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 14:48:34,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:48:34,559 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:48:34,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:48:34,559 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:48:34,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:48:34,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1136422104, now seen corresponding path program 1 times [2024-11-13 14:48:34,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:48:34,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989568105] [2024-11-13 14:48:34,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:48:34,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:48:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 14:48:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 14:48:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:48:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 14:48:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 14:48:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 14:48:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:48:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:48:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 14:48:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 14:48:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 14:48:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 14:48:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 14:48:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 14:48:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-13 14:48:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-13 14:48:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-13 14:48:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-13 14:48:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-13 14:48:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:48:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:48:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 14:48:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-13 14:48:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-13 14:48:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-13 14:48:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-13 14:48:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 14:48:38,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:48:38,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989568105] [2024-11-13 14:48:38,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989568105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:48:38,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:48:38,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 14:48:38,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55220264] [2024-11-13 14:48:38,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:48:38,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:48:38,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:48:38,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:48:38,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:48:38,453 INFO L87 Difference]: Start difference. First operand 126 states and 185 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:39,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:48:39,337 INFO L93 Difference]: Finished difference Result 322 states and 472 transitions. [2024-11-13 14:48:39,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:48:39,338 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 195 [2024-11-13 14:48:39,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:48:39,342 INFO L225 Difference]: With dead ends: 322 [2024-11-13 14:48:39,344 INFO L226 Difference]: Without dead ends: 199 [2024-11-13 14:48:39,345 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 14:48:39,346 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 95 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 14:48:39,348 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 857 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 14:48:39,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-13 14:48:39,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 196. [2024-11-13 14:48:39,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 159 states have (on average 1.3773584905660377) internal successors, (219), 160 states have internal predecessors, (219), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 14:48:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 287 transitions. [2024-11-13 14:48:39,392 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 287 transitions. Word has length 195 [2024-11-13 14:48:39,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:48:39,393 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 287 transitions. [2024-11-13 14:48:39,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 287 transitions. [2024-11-13 14:48:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-13 14:48:39,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:48:39,402 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:48:39,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:48:39,403 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:48:39,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:48:39,403 INFO L85 PathProgramCache]: Analyzing trace with hash -271631839, now seen corresponding path program 1 times [2024-11-13 14:48:39,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:48:39,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054622798] [2024-11-13 14:48:39,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:48:39,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:48:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:48:39,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:48:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:48:39,976 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:48:39,977 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:48:39,978 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:48:39,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:48:39,983 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 14:48:40,098 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:48:40,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:48:40 BoogieIcfgContainer [2024-11-13 14:48:40,103 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:48:40,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:48:40,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:48:40,105 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:48:40,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:48:33" (3/4) ... [2024-11-13 14:48:40,108 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:48:40,109 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:48:40,110 INFO L158 Benchmark]: Toolchain (without parser) took 8264.87ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 94.3MB in the beginning and 101.9MB in the end (delta: -7.6MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-11-13 14:48:40,111 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:48:40,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.10ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 74.9MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:48:40,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.31ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 71.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:48:40,113 INFO L158 Benchmark]: Boogie Preprocessor took 84.73ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 67.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:48:40,113 INFO L158 Benchmark]: RCFGBuilder took 1059.33ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 83.7MB in the end (delta: -16.4MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-13 14:48:40,114 INFO L158 Benchmark]: TraceAbstraction took 6578.69ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 83.1MB in the beginning and 102.0MB in the end (delta: -18.8MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. [2024-11-13 14:48:40,114 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 192.9MB. Free memory was 102.0MB in the beginning and 101.9MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:48:40,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.10ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 74.9MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.31ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 71.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.73ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 67.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1059.33ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 83.7MB in the end (delta: -16.4MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6578.69ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 83.1MB in the beginning and 102.0MB in the end (delta: -18.8MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 192.9MB. Free memory was 102.0MB in the beginning and 101.9MB in the end (delta: 23.4kB). 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 83, overapproximation of someBinaryArithmeticDOUBLEoperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryDOUBLEComparisonOperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 144. Possible FailurePath: [L42] unsigned char isInitial = 0; [L43-L62] struct WrapperStruct00 WrapperStruct00 = { 1, 8.875, 63.5, 16.6, 127.8, 1, 0, 0, -2, 64, 2, 4, 26204, 5, -5, 100, 0, 128 }; [L63] signed long int last_1_WrapperStruct00_var_1_18 = -5; VAL [WrapperStruct00={4:0}, isInitial=0, last_1_WrapperStruct00_var_1_18=-5] [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] CALL updateLastVariables() [L141] EXPR WrapperStruct00.var_1_18 [L141] last_1_WrapperStruct00_var_1_18 = WrapperStruct00.var_1_18 [L151] RET updateLastVariables() [L152] CALL updateVariables() [L98] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L99] EXPR WrapperStruct00.var_1_2 [L99] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L99] EXPR WrapperStruct00.var_1_2 [L99] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L99] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L99] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L99] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L100] WrapperStruct00.var_1_3 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_3 [L101] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L101] EXPR WrapperStruct00.var_1_3 [L101] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L101] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L101] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L102] WrapperStruct00.var_1_4 = __VERIFIER_nondet_double() [L103] EXPR WrapperStruct00.var_1_4 [L103] EXPR WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F [L103] EXPR WrapperStruct00.var_1_4 [L103] EXPR WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L103] EXPR (WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L103] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L103] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L104] WrapperStruct00.var_1_5 = __VERIFIER_nondet_double() [L105] EXPR WrapperStruct00.var_1_5 [L105] EXPR WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F [L105] EXPR WrapperStruct00.var_1_5 [L105] EXPR WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L105] EXPR (WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L105] CALL assume_abort_if_not((WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L105] RET assume_abort_if_not((WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L106] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L107] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L108] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L108] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L109] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L110] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L110] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L111] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L112] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L113] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L113] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L114] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L114] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L115] WrapperStruct00.var_1_13 = __VERIFIER_nondet_short() [L116] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L116] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= -32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L116] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= -32767) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L117] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L117] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L118] WrapperStruct00.var_1_14 = __VERIFIER_nondet_short() [L119] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= -32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L119] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= -32767) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L120] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L120] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L121] WrapperStruct00.var_1_15 = __VERIFIER_nondet_short() [L122] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= -1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L122] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= -1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L123] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L123] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L124] WrapperStruct00.var_1_16 = __VERIFIER_nondet_short() [L125] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L125] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 16383) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L125] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 16383) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L126] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L126] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L126] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L127] WrapperStruct00.var_1_17 = __VERIFIER_nondet_short() [L128] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L128] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L128] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L129] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L129] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 16383) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L129] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 16383) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L130] WrapperStruct00.var_1_19 = __VERIFIER_nondet_long() [L131] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L131] CALL assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L131] RET assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L132] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L132] CALL assume_abort_if_not(WrapperStruct00.var_1_19 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L132] RET assume_abort_if_not(WrapperStruct00.var_1_19 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L133] WrapperStruct00.var_1_20 = __VERIFIER_nondet_long() [L134] EXPR WrapperStruct00.var_1_20 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L134] CALL assume_abort_if_not(WrapperStruct00.var_1_20 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L134] RET assume_abort_if_not(WrapperStruct00.var_1_20 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L135] EXPR WrapperStruct00.var_1_20 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L135] CALL assume_abort_if_not(WrapperStruct00.var_1_20 <= 536870911) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L135] RET assume_abort_if_not(WrapperStruct00.var_1_20 <= 536870911) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L136] WrapperStruct00.var_1_21 = __VERIFIER_nondet_long() [L137] EXPR WrapperStruct00.var_1_21 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L137] CALL assume_abort_if_not(WrapperStruct00.var_1_21 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L137] RET assume_abort_if_not(WrapperStruct00.var_1_21 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L138] EXPR WrapperStruct00.var_1_21 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L138] CALL assume_abort_if_not(WrapperStruct00.var_1_21 <= 2147483646) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L138] RET assume_abort_if_not(WrapperStruct00.var_1_21 <= 2147483646) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L152] RET updateVariables() [L153] CALL step() [L67] signed long int stepLocal_1 = last_1_WrapperStruct00_var_1_18; VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_1=-5] [L68] COND FALSE !(stepLocal_1 >= 0) [L71] EXPR WrapperStruct00.var_1_13 [L71] EXPR WrapperStruct00.var_1_15 [L71] EXPR WrapperStruct00.var_1_16 [L71] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L71] EXPR ((WrapperStruct00.var_1_13) > ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))) ? (WrapperStruct00.var_1_13) : ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17))) [L71] EXPR WrapperStruct00.var_1_13 [L71] EXPR ((WrapperStruct00.var_1_13) > ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))) ? (WrapperStruct00.var_1_13) : ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L71] WrapperStruct00.var_1_12 = ((((WrapperStruct00.var_1_13) > ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))) ? (WrapperStruct00.var_1_13) : ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17))))) [L73] EXPR WrapperStruct00.var_1_15 [L73] EXPR WrapperStruct00.var_1_19 [L73] signed long int stepLocal_3 = WrapperStruct00.var_1_15 - WrapperStruct00.var_1_19; [L74] EXPR WrapperStruct00.var_1_12 [L74] signed short int stepLocal_2 = WrapperStruct00.var_1_12; [L75] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_2=32757, stepLocal_3=32757] [L75] COND FALSE !(WrapperStruct00.var_1_12 > stepLocal_3) [L80] EXPR WrapperStruct00.var_1_14 [L80] WrapperStruct00.var_1_18 = WrapperStruct00.var_1_14 [L82] EXPR WrapperStruct00.var_1_12 [L82] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_2=32757] [L82] EXPR ((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18) [L82] EXPR WrapperStruct00.var_1_12 [L82] EXPR ((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_2=32757] [L82] signed long int stepLocal_0 = (((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18)); [L83] EXPR WrapperStruct00.var_1_2 [L83] EXPR WrapperStruct00.var_1_3 [L83] EXPR WrapperStruct00.var_1_4 [L83] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_0=32757, stepLocal_2=32757] [L83] EXPR (((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)) [L83] EXPR WrapperStruct00.var_1_2 [L83] EXPR WrapperStruct00.var_1_3 [L83] EXPR (((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_0=32757, stepLocal_2=32757] [L83] COND TRUE (((((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)))) != 31.9 [L84] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5, stepLocal_0=32757, stepLocal_2=32757] [L84] COND FALSE !(stepLocal_0 < WrapperStruct00.var_1_18) [L91] EXPR WrapperStruct00.var_1_10 [L91] WrapperStruct00.var_1_1 = WrapperStruct00.var_1_10 [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR WrapperStruct00.var_1_2 [L144] EXPR WrapperStruct00.var_1_3 [L144] EXPR WrapperStruct00.var_1_4 [L144] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L144] EXPR (((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)) [L144] EXPR WrapperStruct00.var_1_2 [L144] EXPR WrapperStruct00.var_1_3 [L144] EXPR (((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L144] EXPR ((((((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)))) != 31.9) ? ((((((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18))) < WrapperStruct00.var_1_18) ? (WrapperStruct00.var_1_9 ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_11)) [L144] EXPR WrapperStruct00.var_1_1 [L144] EXPR WrapperStruct00.var_1_11 [L144] EXPR ((((((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)))) != 31.9) ? ((((((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18))) < WrapperStruct00.var_1_18) ? (WrapperStruct00.var_1_9 ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_11)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L144] EXPR (((((((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)))) != 31.9) ? ((((((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18))) < WrapperStruct00.var_1_18) ? (WrapperStruct00.var_1_9 ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_11))) && ((last_1_WrapperStruct00_var_1_18 >= 0) ? (WrapperStruct00.var_1_12 == ((signed short int) ((((WrapperStruct00.var_1_13) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed short int) ((((WrapperStruct00.var_1_13) > ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))) ? (WrapperStruct00.var_1_13) : ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L144] EXPR ((((((((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)))) != 31.9) ? ((((((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18))) < WrapperStruct00.var_1_18) ? (WrapperStruct00.var_1_9 ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_11))) && ((last_1_WrapperStruct00_var_1_18 >= 0) ? (WrapperStruct00.var_1_12 == ((signed short int) ((((WrapperStruct00.var_1_13) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed short int) ((((WrapperStruct00.var_1_13) > ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))) ? (WrapperStruct00.var_1_13) : ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17))))))))) && ((WrapperStruct00.var_1_12 > (WrapperStruct00.var_1_15 - WrapperStruct00.var_1_19)) ? ((WrapperStruct00.var_1_13 < WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_18 == ((signed long int) ((WrapperStruct00.var_1_17 + (WrapperStruct00.var_1_16 + WrapperStruct00.var_1_20)) - WrapperStruct00.var_1_21))) : 1) : (WrapperStruct00.var_1_18 == ((signed long int) WrapperStruct00.var_1_14))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L144-L145] return ((((((((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) < ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) ? ((WrapperStruct00.var_1_2 + WrapperStruct00.var_1_3)) : ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5)))) != 31.9) ? ((((((WrapperStruct00.var_1_12) > (WrapperStruct00.var_1_18)) ? (WrapperStruct00.var_1_12) : (WrapperStruct00.var_1_18))) < WrapperStruct00.var_1_18) ? (WrapperStruct00.var_1_9 ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_10))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_11))) && ((last_1_WrapperStruct00_var_1_18 >= 0) ? (WrapperStruct00.var_1_12 == ((signed short int) ((((WrapperStruct00.var_1_13) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed short int) ((((WrapperStruct00.var_1_13) > ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17)))) ? (WrapperStruct00.var_1_13) : ((WrapperStruct00.var_1_15 - (WrapperStruct00.var_1_16 - WrapperStruct00.var_1_17))))))))) && ((WrapperStruct00.var_1_12 > (WrapperStruct00.var_1_15 - WrapperStruct00.var_1_19)) ? ((WrapperStruct00.var_1_13 < WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_18 == ((signed long int) ((WrapperStruct00.var_1_17 + (WrapperStruct00.var_1_16 + WrapperStruct00.var_1_20)) - WrapperStruct00.var_1_21))) : 1) : (WrapperStruct00.var_1_18 == ((signed long int) WrapperStruct00.var_1_14))) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_18=-5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 130 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 3, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 96 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 95 mSDsluCounter, 1042 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 642 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 375 IncrementalHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 400 mSDtfsCounter, 375 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=2, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 586 NumberOfCodeBlocks, 586 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 388 ConstructedInterpolants, 0 QuantifiedInterpolants, 435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2600/2600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:48:40,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd --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 fdfa367d5acc1e28d753248ee606b85b63b852039707b0bdcc3c0a793b19387f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:48:42,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:48:42,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 14:48:42,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:48:42,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:48:42,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:48:42,877 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:48:42,878 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:48:42,878 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:48:42,878 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:48:42,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:48:42,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:48:42,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:48:42,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:48:42,879 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:48:42,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:48:42,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:48:42,881 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:48:42,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:48:42,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:48:42,882 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:48:42,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:48:42,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:48:42,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:48:42,883 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:48:42,884 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:48:42,884 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_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd 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 -> fdfa367d5acc1e28d753248ee606b85b63b852039707b0bdcc3c0a793b19387f [2024-11-13 14:48:43,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:48:43,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:48:43,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:48:43,209 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:48:43,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:48:43,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i Unable to find full path for "g++" [2024-11-13 14:48:45,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:48:45,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:48:45,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i [2024-11-13 14:48:45,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data/055d94ce9/347b0857c33d4d3ca563e9527eaf339b/FLAG9f57c0e41 [2024-11-13 14:48:45,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/data/055d94ce9/347b0857c33d4d3ca563e9527eaf339b [2024-11-13 14:48:45,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:48:45,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:48:45,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:48:45,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:48:45,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:48:45,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:48:45" (1/1) ... [2024-11-13 14:48:45,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc291e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:45, skipping insertion in model container [2024-11-13 14:48:45,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:48:45" (1/1) ... [2024-11-13 14:48:45,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:48:45,913 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_a2779809-1725-41c0-b682-79f5d526fc86/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i[916,929] [2024-11-13 14:48:46,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:48:46,048 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:48:46,061 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_a2779809-1725-41c0-b682-79f5d526fc86/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-50.i[916,929] [2024-11-13 14:48:46,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:48:46,201 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:48:46,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46 WrapperNode [2024-11-13 14:48:46,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:48:46,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:48:46,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:48:46,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:48:46,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,299 INFO L138 Inliner]: procedures = 37, calls = 208, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 584 [2024-11-13 14:48:46,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:48:46,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:48:46,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:48:46,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:48:46,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,322 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,362 INFO L175 MemorySlicer]: Split 171 memory accesses to 2 slices as follows [2, 169]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 42 writes are split as follows [0, 42]. [2024-11-13 14:48:46,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,410 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:48:46,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:48:46,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:48:46,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:48:46,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (1/1) ... [2024-11-13 14:48:46,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:48:46,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:48:46,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:48:46,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:48:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:48:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-13 14:48:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-13 14:48:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-11-13 14:48:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-11-13 14:48:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-13 14:48:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-13 14:48:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-13 14:48:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-13 14:48:46,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 14:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-13 14:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-13 14:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-13 14:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-13 14:48:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-13 14:48:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:48:46,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:48:46,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:48:46,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:48:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-13 14:48:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-13 14:48:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-13 14:48:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-13 14:48:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-13 14:48:46,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-13 14:48:46,723 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:48:46,725 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:48:53,918 INFO L? ?]: Removed 162 outVars from TransFormulas that were not future-live. [2024-11-13 14:48:53,919 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:48:53,935 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:48:53,936 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:48:53,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:48:53 BoogieIcfgContainer [2024-11-13 14:48:53,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:48:53,939 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:48:53,939 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:48:53,943 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:48:53,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:48:45" (1/3) ... [2024-11-13 14:48:53,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e17edff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:48:53, skipping insertion in model container [2024-11-13 14:48:53,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:48:46" (2/3) ... [2024-11-13 14:48:53,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e17edff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:48:53, skipping insertion in model container [2024-11-13 14:48:53,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:48:53" (3/3) ... [2024-11-13 14:48:53,945 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-50.i [2024-11-13 14:48:53,960 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:48:53,965 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-s_file-50.i that has 2 procedures, 130 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:48:54,027 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:48:54,038 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;@3d9cf56a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:48:54,038 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:48:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 101 states have (on average 1.386138613861386) internal successors, (140), 102 states have internal predecessors, (140), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:48:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 14:48:54,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:48:54,061 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:48:54,062 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:48:54,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:48:54,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1193815482, now seen corresponding path program 1 times [2024-11-13 14:48:54,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:48:54,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1491631666] [2024-11-13 14:48:54,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:48:54,083 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 [2024-11-13 14:48:54,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:48:54,087 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:48:54,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:48:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:54,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 14:48:54,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:48:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2024-11-13 14:48:55,025 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:48:55,026 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:48:55,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1491631666] [2024-11-13 14:48:55,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1491631666] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:48:55,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:48:55,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:48:55,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369607237] [2024-11-13 14:48:55,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:48:55,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:48:55,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:48:55,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:48:55,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:48:55,053 INFO L87 Difference]: Start difference. First operand has 130 states, 101 states have (on average 1.386138613861386) internal successors, (140), 102 states have internal predecessors, (140), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:55,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:48:55,092 INFO L93 Difference]: Finished difference Result 253 states and 404 transitions. [2024-11-13 14:48:55,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:48:55,096 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 195 [2024-11-13 14:48:55,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:48:55,105 INFO L225 Difference]: With dead ends: 253 [2024-11-13 14:48:55,106 INFO L226 Difference]: Without dead ends: 126 [2024-11-13 14:48:55,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:48:55,115 INFO L432 NwaCegarLoop]: 185 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, 185 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 [2024-11-13 14:48:55,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:48:55,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-13 14:48:55,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-13 14:48:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:48:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 185 transitions. [2024-11-13 14:48:55,173 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 185 transitions. Word has length 195 [2024-11-13 14:48:55,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:48:55,174 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 185 transitions. [2024-11-13 14:48:55,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2024-11-13 14:48:55,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 14:48:55,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:48:55,184 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:48:55,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:48:55,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:48:55,384 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:48:55,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:48:55,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1030083854, now seen corresponding path program 1 times [2024-11-13 14:48:55,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:48:55,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364777373] [2024-11-13 14:48:55,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:48:55,387 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 [2024-11-13 14:48:55,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:48:55,389 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:48:55,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:48:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:56,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 14:48:56,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:48:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-13 14:48:56,334 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:48:56,335 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:48:56,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1364777373] [2024-11-13 14:48:56,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1364777373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:48:56,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:48:56,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:48:56,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712349016] [2024-11-13 14:48:56,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:48:56,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:48:56,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:48:56,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:48:56,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:48:56,341 INFO L87 Difference]: Start difference. First operand 126 states and 185 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:56,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:48:56,443 INFO L93 Difference]: Finished difference Result 251 states and 370 transitions. [2024-11-13 14:48:56,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:48:56,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 195 [2024-11-13 14:48:56,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:48:56,445 INFO L225 Difference]: With dead ends: 251 [2024-11-13 14:48:56,445 INFO L226 Difference]: Without dead ends: 128 [2024-11-13 14:48:56,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:48:56,447 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 0 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 538 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 [2024-11-13 14:48:56,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 538 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:48:56,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-13 14:48:56,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2024-11-13 14:48:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 100 states have (on average 1.35) internal successors, (135), 100 states have internal predecessors, (135), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:48:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 187 transitions. [2024-11-13 14:48:56,461 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 187 transitions. Word has length 195 [2024-11-13 14:48:56,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:48:56,462 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 187 transitions. [2024-11-13 14:48:56,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:48:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 187 transitions. [2024-11-13 14:48:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 14:48:56,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:48:56,466 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:48:56,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-13 14:48:56,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:48:56,667 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:48:56,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:48:56,668 INFO L85 PathProgramCache]: Analyzing trace with hash -727543284, now seen corresponding path program 1 times [2024-11-13 14:48:56,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:48:56,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109323445] [2024-11-13 14:48:56,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:48:56,669 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 [2024-11-13 14:48:56,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:48:56,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:48:56,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:48:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:48:57,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:48:57,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:48:57,835 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:48:57,836 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 [2024-11-13 14:48:57,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2024-11-13 14:48:57,923 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:48:57,923 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:48:57,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109323445] [2024-11-13 14:48:57,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109323445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:48:57,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:48:57,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:48:57,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517676964] [2024-11-13 14:48:57,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:48:57,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:48:57,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:48:57,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:48:57,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:48:57,926 INFO L87 Difference]: Start difference. First operand 128 states and 187 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:49:00,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:02,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:04,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:06,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:06,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:49:06,250 INFO L93 Difference]: Finished difference Result 254 states and 372 transitions. [2024-11-13 14:49:06,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:49:06,252 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 195 [2024-11-13 14:49:06,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:49:06,254 INFO L225 Difference]: With dead ends: 254 [2024-11-13 14:49:06,254 INFO L226 Difference]: Without dead ends: 129 [2024-11-13 14:49:06,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-13 14:49:06,255 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 164 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:49:06,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 514 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2024-11-13 14:49:06,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-13 14:49:06,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2024-11-13 14:49:06,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 100 states have (on average 1.34) internal successors, (134), 100 states have internal predecessors, (134), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:49:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 186 transitions. [2024-11-13 14:49:06,268 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 186 transitions. Word has length 195 [2024-11-13 14:49:06,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:49:06,268 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 186 transitions. [2024-11-13 14:49:06,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:49:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2024-11-13 14:49:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-13 14:49:06,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:49:06,272 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:49:06,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:06,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:06,472 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:49:06,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:49:06,473 INFO L85 PathProgramCache]: Analyzing trace with hash -281281434, now seen corresponding path program 1 times [2024-11-13 14:49:06,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:49:06,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [381864289] [2024-11-13 14:49:06,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:49:06,474 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 [2024-11-13 14:49:06,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:49:06,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:49:06,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:49:07,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:49:07,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:49:07,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:07,585 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 [2024-11-13 14:49:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2024-11-13 14:49:07,659 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:49:07,659 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:49:07,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [381864289] [2024-11-13 14:49:07,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [381864289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:49:07,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:49:07,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:49:07,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351558931] [2024-11-13 14:49:07,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:49:07,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:49:07,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:49:07,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:49:07,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:49:07,661 INFO L87 Difference]: Start difference. First operand 128 states and 186 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:49:10,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:12,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:13,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:16,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:18,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:18,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:49:18,634 INFO L93 Difference]: Finished difference Result 254 states and 370 transitions. [2024-11-13 14:49:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:49:18,636 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 197 [2024-11-13 14:49:18,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:49:18,637 INFO L225 Difference]: With dead ends: 254 [2024-11-13 14:49:18,637 INFO L226 Difference]: Without dead ends: 129 [2024-11-13 14:49:18,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-13 14:49:18,638 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 156 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2024-11-13 14:49:18,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 508 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2024-11-13 14:49:18,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-13 14:49:18,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2024-11-13 14:49:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 100 states have (on average 1.33) internal successors, (133), 100 states have internal predecessors, (133), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 14:49:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 185 transitions. [2024-11-13 14:49:18,650 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 185 transitions. Word has length 197 [2024-11-13 14:49:18,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:49:18,650 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 185 transitions. [2024-11-13 14:49:18,650 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 14:49:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 185 transitions. [2024-11-13 14:49:18,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-13 14:49:18,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:49:18,653 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:49:18,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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)] Ended with exit code 0 [2024-11-13 14:49:18,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:18,854 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:49:18,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:49:18,855 INFO L85 PathProgramCache]: Analyzing trace with hash 153674060, now seen corresponding path program 1 times [2024-11-13 14:49:18,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:49:18,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604474286] [2024-11-13 14:49:18,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:49:18,856 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 [2024-11-13 14:49:18,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:49:18,858 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:49:18,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:49:20,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 14:49:20,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:49:20,088 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 8 treesize of output 1 [2024-11-13 14:49:20,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:20,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-13 14:49:21,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2024-11-13 14:49:21,137 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:21,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 49 [2024-11-13 14:49:21,389 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:21,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 59 treesize of output 61 [2024-11-13 14:49:21,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:21,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 99 treesize of output 45 [2024-11-13 14:49:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 619 proven. 48 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2024-11-13 14:49:21,760 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:49:22,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 14:49:22,290 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:49:22,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604474286] [2024-11-13 14:49:22,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1604474286] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 14:49:22,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:49:22,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 13 [2024-11-13 14:49:22,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017516098] [2024-11-13 14:49:22,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:49:22,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:49:22,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:49:22,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:49:22,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:49:22,294 INFO L87 Difference]: Start difference. First operand 128 states and 185 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 14:49:23,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:25,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:27,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:30,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:32,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:33,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:49:34,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:49:34,547 INFO L93 Difference]: Finished difference Result 328 states and 472 transitions. [2024-11-13 14:49:34,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:49:34,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 199 [2024-11-13 14:49:34,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:49:34,551 INFO L225 Difference]: With dead ends: 328 [2024-11-13 14:49:34,551 INFO L226 Difference]: Without dead ends: 203 [2024-11-13 14:49:34,552 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-13 14:49:34,552 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 93 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:49:34,553 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 719 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2024-11-13 14:49:34,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-13 14:49:34,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 200. [2024-11-13 14:49:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 163 states have (on average 1.343558282208589) internal successors, (219), 164 states have internal predecessors, (219), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 14:49:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 287 transitions. [2024-11-13 14:49:34,591 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 287 transitions. Word has length 199 [2024-11-13 14:49:34,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:49:34,591 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 287 transitions. [2024-11-13 14:49:34,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 14:49:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 287 transitions. [2024-11-13 14:49:34,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-13 14:49:34,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:49:34,596 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:49:34,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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)] Forceful destruction successful, exit code 0 [2024-11-13 14:49:34,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:34,797 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:49:34,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:49:34,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1066643589, now seen corresponding path program 1 times [2024-11-13 14:49:34,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:49:34,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [103638144] [2024-11-13 14:49:34,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:49:34,798 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 [2024-11-13 14:49:34,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:49:34,799 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:49:34,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:49:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:49:35,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 14:49:35,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:49:36,000 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 8 treesize of output 1 [2024-11-13 14:49:36,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 79 [2024-11-13 14:49:38,371 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:38,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 270 treesize of output 135 [2024-11-13 14:49:43,614 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:43,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 275 treesize of output 158 [2024-11-13 14:49:53,081 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:53,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 182 treesize of output 124 [2024-11-13 14:49:54,460 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:54,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 182 treesize of output 124 [2024-11-13 14:49:55,674 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:55,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 177 treesize of output 134 [2024-11-13 14:49:57,388 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:57,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 187 treesize of output 147 [2024-11-13 14:49:59,400 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:49:59,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 197 treesize of output 160 [2024-11-13 14:50:01,478 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:01,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 212 treesize of output 163 [2024-11-13 14:50:03,204 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:03,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 207 treesize of output 173 [2024-11-13 14:50:05,315 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:05,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 222 treesize of output 176 [2024-11-13 14:50:06,934 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:06,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 222 treesize of output 176 [2024-11-13 14:50:08,583 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:08,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 222 treesize of output 176 [2024-11-13 14:50:10,253 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:10,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 222 treesize of output 176 [2024-11-13 14:50:12,412 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:12,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 218 treesize of output 187 [2024-11-13 14:50:13,249 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:13,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 235 treesize of output 201 [2024-11-13 14:50:14,742 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:14,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 250 treesize of output 222 [2024-11-13 14:50:15,688 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:50:15,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 348 treesize of output 122 [2024-11-13 14:50:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 1048 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-11-13 14:50:20,761 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:50:20,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:50:20,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [103638144] [2024-11-13 14:50:20,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [103638144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:50:20,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:50:20,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-11-13 14:50:20,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890847964] [2024-11-13 14:50:20,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:50:20,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-13 14:50:20,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:50:20,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-13 14:50:20,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=302, Unknown=3, NotChecked=0, Total=420 [2024-11-13 14:50:20,763 INFO L87 Difference]: Start difference. First operand 200 states and 287 transitions. Second operand has 21 states, 21 states have (on average 4.476190476190476) internal successors, (94), 20 states have internal predecessors, (94), 8 states have call successors, (26), 8 states have call predecessors, (26), 8 states have return successors, (26), 8 states have call predecessors, (26), 8 states have call successors, (26) [2024-11-13 14:50:22,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:50:25,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 14:50:26,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:50:28,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:50:36,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:50:40,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:50:53,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:50:57,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:01,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:05,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:09,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:13,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:17,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:21,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:25,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:29,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:34,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:38,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:42,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:46,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:50,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:54,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:51:58,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:02,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:06,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:10,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:14,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:18,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:23,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:43,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:45,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:47,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:50,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:52,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:56,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:52:57,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:00,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:05,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:08,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:10,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:18,606 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 132 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 14:53:20,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:31,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:33,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:36,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:38,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:42,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:44,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:47,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:50,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 14:53:52,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:53:52,237 INFO L93 Difference]: Finished difference Result 861 states and 1213 transitions. [2024-11-13 14:53:52,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-13 14:53:52,239 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.476190476190476) internal successors, (94), 20 states have internal predecessors, (94), 8 states have call successors, (26), 8 states have call predecessors, (26), 8 states have return successors, (26), 8 states have call predecessors, (26), 8 states have call successors, (26) Word has length 200 [2024-11-13 14:53:52,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:53:52,244 INFO L225 Difference]: With dead ends: 861 [2024-11-13 14:53:52,244 INFO L226 Difference]: Without dead ends: 664 [2024-11-13 14:53:52,245 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 37.0s TimeCoverageRelationStatistics Valid=141, Invalid=406, Unknown=5, NotChecked=0, Total=552 [2024-11-13 14:53:52,246 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 674 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 2439 mSolverCounterSat, 46 mSolverCounterUnsat, 43 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 193.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 928 SdHoareTripleChecker+Invalid, 2528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 2439 IncrementalHoareTripleChecker+Invalid, 43 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 195.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:53:52,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [674 Valid, 928 Invalid, 2528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 2439 Invalid, 43 Unknown, 0 Unchecked, 195.1s Time] [2024-11-13 14:53:52,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2024-11-13 14:53:52,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 418. [2024-11-13 14:53:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 313 states have (on average 1.2747603833865815) internal successors, (399), 316 states have internal predecessors, (399), 93 states have call successors, (93), 11 states have call predecessors, (93), 11 states have return successors, (93), 90 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-13 14:53:52,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 585 transitions. [2024-11-13 14:53:52,319 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 585 transitions. Word has length 200 [2024-11-13 14:53:52,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:53:52,319 INFO L471 AbstractCegarLoop]: Abstraction has 418 states and 585 transitions. [2024-11-13 14:53:52,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.476190476190476) internal successors, (94), 20 states have internal predecessors, (94), 8 states have call successors, (26), 8 states have call predecessors, (26), 8 states have return successors, (26), 8 states have call predecessors, (26), 8 states have call successors, (26) [2024-11-13 14:53:52,320 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 585 transitions. [2024-11-13 14:53:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-13 14:53:52,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:53:52,324 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:53:52,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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)] Forceful destruction successful, exit code 0 [2024-11-13 14:53:52,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:53:52,525 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:53:52,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:53:52,525 INFO L85 PathProgramCache]: Analyzing trace with hash 673616579, now seen corresponding path program 1 times [2024-11-13 14:53:52,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:53:52,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [28749910] [2024-11-13 14:53:52,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:53:52,526 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 [2024-11-13 14:53:52,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:53:52,527 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:53:52,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2779809-1725-41c0-b682-79f5d526fc86/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:53:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:53:53,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-11-13 14:53:53,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:53:53,972 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 8 treesize of output 1 [2024-11-13 14:53:54,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 59 [2024-11-13 14:53:55,855 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:53:55,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 255 treesize of output 117 [2024-11-13 14:53:59,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 355 treesize of output 193 [2024-11-13 14:54:06,655 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:06,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 479 treesize of output 247 [2024-11-13 14:54:09,551 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:09,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 464 treesize of output 256 [2024-11-13 14:54:12,285 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:12,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 464 treesize of output 256 [2024-11-13 14:54:14,399 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:14,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 464 treesize of output 256 [2024-11-13 14:54:17,070 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:17,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 459 treesize of output 266 [2024-11-13 14:54:20,346 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:20,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 389 treesize of output 235 [2024-11-13 14:54:23,704 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:23,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 404 treesize of output 238 [2024-11-13 14:54:26,235 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:26,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 404 treesize of output 238 [2024-11-13 14:54:28,789 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:28,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 404 treesize of output 238 [2024-11-13 14:54:31,297 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:31,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 404 treesize of output 238 [2024-11-13 14:54:33,792 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:33,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 404 treesize of output 238 [2024-11-13 14:54:37,360 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:37,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 400 treesize of output 249 [2024-11-13 14:54:38,985 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:38,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 417 treesize of output 263 [2024-11-13 14:54:41,739 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:41,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 432 treesize of output 284 [2024-11-13 14:54:44,839 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 14:54:44,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 727 treesize of output 243 [2024-11-13 14:55:29,716 WARN L286 SmtUtils]: Spent 12.46s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 14:55:29,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 788 proven. 132 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 14:55:29,883 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:57:04,846 WARN L286 SmtUtils]: Spent 7.39s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:02:08,513 WARN L286 SmtUtils]: Spent 5.94s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:02:47,054 WARN L286 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)