./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB --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 e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:30:59,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:30:59,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:30:59,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:30:59,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:30:59,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:30:59,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:30:59,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:30:59,259 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:30:59,259 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:30:59,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:30:59,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:30:59,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:30:59,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:30:59,261 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:30:59,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:30:59,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:30:59,261 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:30:59,261 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:30:59,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:30:59,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:30:59,263 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:30:59,263 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:30:59,263 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:30:59,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:30:59,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:30:59,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:30:59,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:30:59,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:30:59,265 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:30:59,265 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:30:59,265 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:30:59,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:30:59,265 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_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB 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 -> e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 [2024-11-28 04:30:59,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:30:59,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:30:59,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:30:59,613 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:30:59,613 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:30:59,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-28 04:31:02,470 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/fb116cf8b/e10ef22dbd5a49e08e504764364d6903/FLAG0367c7366 [2024-11-28 04:31:02,821 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:31:02,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-28 04:31:02,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/fb116cf8b/e10ef22dbd5a49e08e504764364d6903/FLAG0367c7366 [2024-11-28 04:31:02,863 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/fb116cf8b/e10ef22dbd5a49e08e504764364d6903 [2024-11-28 04:31:02,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:31:02,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:31:02,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:02,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:31:02,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:31:02,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:02" (1/1) ... [2024-11-28 04:31:02,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12227630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:02, skipping insertion in model container [2024-11-28 04:31:02,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:02" (1/1) ... [2024-11-28 04:31:02,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:31:03,074 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_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-28 04:31:03,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:31:03,165 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:31:03,176 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_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-28 04:31:03,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:31:03,231 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:31:03,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03 WrapperNode [2024-11-28 04:31:03,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:03,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:31:03,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:31:03,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:31:03,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,296 INFO L138 Inliner]: procedures = 30, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 505 [2024-11-28 04:31:03,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:31:03,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:31:03,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:31:03,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:31:03,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,329 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,335 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-28 04:31:03,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,349 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:31:03,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:31:03,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:31:03,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:31:03,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (1/1) ... [2024-11-28 04:31:03,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:03,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:31:03,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:31:03,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:31:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:31:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-28 04:31:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:31:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 04:31:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:31:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:31:03,616 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:31:03,619 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:31:04,405 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-11-28 04:31:04,405 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:31:04,423 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:31:04,425 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:31:04,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:04 BoogieIcfgContainer [2024-11-28 04:31:04,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:31:04,428 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:31:04,428 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:31:04,434 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:31:04,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:31:02" (1/3) ... [2024-11-28 04:31:04,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@809cc57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:04, skipping insertion in model container [2024-11-28 04:31:04,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:03" (2/3) ... [2024-11-28 04:31:04,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@809cc57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:04, skipping insertion in model container [2024-11-28 04:31:04,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:04" (3/3) ... [2024-11-28 04:31:04,438 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-28 04:31:04,459 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:31:04,461 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-73.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:31:04,535 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:31:04,549 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;@6527fc40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:31:04,549 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:31:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 04:31:04,569 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:04,570 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:04,570 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:04,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:04,578 INFO L85 PathProgramCache]: Analyzing trace with hash -282641606, now seen corresponding path program 1 times [2024-11-28 04:31:04,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:04,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262142557] [2024-11-28 04:31:04,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:04,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-28 04:31:05,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:05,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262142557] [2024-11-28 04:31:05,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262142557] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:31:05,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594651826] [2024-11-28 04:31:05,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:05,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:31:05,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:31:05,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:31:05,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:31:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:05,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:31:05,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-28 04:31:05,502 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:05,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594651826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:05,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:31:05,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:31:05,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630937568] [2024-11-28 04:31:05,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:05,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:31:05,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:05,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:31:05,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:31:05,542 INFO L87 Difference]: Start difference. First operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:05,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:05,586 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2024-11-28 04:31:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:31:05,588 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2024-11-28 04:31:05,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:05,599 INFO L225 Difference]: With dead ends: 213 [2024-11-28 04:31:05,599 INFO L226 Difference]: Without dead ends: 106 [2024-11-28 04:31:05,603 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:31:05,609 INFO L435 NwaCegarLoop]: 155 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, 155 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 [2024-11-28 04:31:05,610 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:31:05,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-28 04:31:05,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-11-28 04:31:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 89 states have (on average 1.404494382022472) internal successors, (125), 89 states have internal predecessors, (125), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:05,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-11-28 04:31:05,652 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 129 [2024-11-28 04:31:05,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:05,652 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-11-28 04:31:05,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-11-28 04:31:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 04:31:05,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:05,656 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:05,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:31:05,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:31:05,857 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:05,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:05,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1163314308, now seen corresponding path program 1 times [2024-11-28 04:31:05,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:05,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781613153] [2024-11-28 04:31:05,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:05,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-28 04:31:06,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:06,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781613153] [2024-11-28 04:31:06,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781613153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:31:06,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141414311] [2024-11-28 04:31:06,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:06,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:31:06,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:31:06,653 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:31:06,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:31:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:06,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:31:06,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:07,056 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:07,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141414311] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:07,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:31:07,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-11-28 04:31:07,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880884919] [2024-11-28 04:31:07,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:07,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:31:07,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:07,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:31:07,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:31:07,062 INFO L87 Difference]: Start difference. First operand 106 states and 155 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:07,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:07,126 INFO L93 Difference]: Finished difference Result 212 states and 311 transitions. [2024-11-28 04:31:07,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:31:07,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2024-11-28 04:31:07,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:07,129 INFO L225 Difference]: With dead ends: 212 [2024-11-28 04:31:07,129 INFO L226 Difference]: Without dead ends: 109 [2024-11-28 04:31:07,129 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:31:07,132 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 1 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:07,133 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:31:07,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-28 04:31:07,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2024-11-28 04:31:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.3956043956043955) internal successors, (127), 91 states have internal predecessors, (127), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:07,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-11-28 04:31:07,157 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 129 [2024-11-28 04:31:07,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:07,161 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-11-28 04:31:07,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:07,162 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-11-28 04:31:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 04:31:07,164 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:07,166 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:07,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:31:07,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:31:07,367 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:07,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:07,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1161467266, now seen corresponding path program 1 times [2024-11-28 04:31:07,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:07,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23407411] [2024-11-28 04:31:07,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:07,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-28 04:31:07,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:07,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23407411] [2024-11-28 04:31:07,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23407411] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:31:07,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59279842] [2024-11-28 04:31:07,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:07,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:31:07,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:31:07,804 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:31:07,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:31:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:08,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:31:08,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:08,154 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:08,155 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:08,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59279842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:08,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:31:08,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-11-28 04:31:08,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941872622] [2024-11-28 04:31:08,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:08,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:31:08,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:08,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:31:08,159 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:31:08,159 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:08,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:08,207 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2024-11-28 04:31:08,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:31:08,208 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2024-11-28 04:31:08,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:08,210 INFO L225 Difference]: With dead ends: 215 [2024-11-28 04:31:08,210 INFO L226 Difference]: Without dead ends: 110 [2024-11-28 04:31:08,210 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:31:08,212 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:08,214 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:31:08,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-28 04:31:08,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-28 04:31:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.3870967741935485) internal successors, (129), 93 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:08,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2024-11-28 04:31:08,229 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 129 [2024-11-28 04:31:08,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:08,229 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2024-11-28 04:31:08,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-11-28 04:31:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-28 04:31:08,235 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:08,235 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:08,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:31:08,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:31:08,435 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:08,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:08,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1991140457, now seen corresponding path program 1 times [2024-11-28 04:31:08,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:08,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253631322] [2024-11-28 04:31:08,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:08,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:09,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:09,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253631322] [2024-11-28 04:31:09,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253631322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:09,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:09,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:31:09,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876410771] [2024-11-28 04:31:09,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:09,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:31:09,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:09,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:31:09,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:31:09,153 INFO L87 Difference]: Start difference. First operand 110 states and 159 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:09,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:09,533 INFO L93 Difference]: Finished difference Result 219 states and 318 transitions. [2024-11-28 04:31:09,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:31:09,534 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-28 04:31:09,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:09,536 INFO L225 Difference]: With dead ends: 219 [2024-11-28 04:31:09,536 INFO L226 Difference]: Without dead ends: 112 [2024-11-28 04:31:09,536 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:31:09,541 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:09,541 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 493 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:31:09,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-28 04:31:09,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-28 04:31:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 95 states have (on average 1.3789473684210527) internal successors, (131), 95 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 161 transitions. [2024-11-28 04:31:09,556 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 161 transitions. Word has length 131 [2024-11-28 04:31:09,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:09,557 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 161 transitions. [2024-11-28 04:31:09,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 161 transitions. [2024-11-28 04:31:09,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-28 04:31:09,561 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:09,562 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:09,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:31:09,562 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:09,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:09,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1568438631, now seen corresponding path program 1 times [2024-11-28 04:31:09,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:09,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825746526] [2024-11-28 04:31:09,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:09,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:12,882 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:12,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:12,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825746526] [2024-11-28 04:31:12,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825746526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:12,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:12,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:31:12,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814827381] [2024-11-28 04:31:12,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:12,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:31:12,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:12,886 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:31:12,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:31:12,887 INFO L87 Difference]: Start difference. First operand 112 states and 161 transitions. Second operand has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 10 states have internal predecessors, (59), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:31:14,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:14,061 INFO L93 Difference]: Finished difference Result 274 states and 394 transitions. [2024-11-28 04:31:14,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:31:14,062 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 10 states have internal predecessors, (59), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 131 [2024-11-28 04:31:14,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:14,064 INFO L225 Difference]: With dead ends: 274 [2024-11-28 04:31:14,064 INFO L226 Difference]: Without dead ends: 165 [2024-11-28 04:31:14,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:31:14,065 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 363 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:14,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 369 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:31:14,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-28 04:31:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 126. [2024-11-28 04:31:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 109 states have (on average 1.4036697247706422) internal successors, (153), 109 states have internal predecessors, (153), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 183 transitions. [2024-11-28 04:31:14,084 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 183 transitions. Word has length 131 [2024-11-28 04:31:14,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:14,085 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 183 transitions. [2024-11-28 04:31:14,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.555555555555555) internal successors, (59), 10 states have internal predecessors, (59), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:31:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 183 transitions. [2024-11-28 04:31:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-28 04:31:14,087 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:14,087 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:14,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:31:14,088 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:14,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:14,088 INFO L85 PathProgramCache]: Analyzing trace with hash -557321381, now seen corresponding path program 1 times [2024-11-28 04:31:14,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:14,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074389748] [2024-11-28 04:31:14,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:14,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:16,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:16,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074389748] [2024-11-28 04:31:16,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074389748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:16,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:16,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:31:16,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946725473] [2024-11-28 04:31:16,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:16,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:31:16,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:16,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:31:16,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:31:16,369 INFO L87 Difference]: Start difference. First operand 126 states and 183 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:17,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:17,519 INFO L93 Difference]: Finished difference Result 319 states and 467 transitions. [2024-11-28 04:31:17,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:31:17,519 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-28 04:31:17,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:17,521 INFO L225 Difference]: With dead ends: 319 [2024-11-28 04:31:17,521 INFO L226 Difference]: Without dead ends: 196 [2024-11-28 04:31:17,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:31:17,522 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 87 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:17,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 525 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:31:17,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-11-28 04:31:17,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 187. [2024-11-28 04:31:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.3896103896103895) internal successors, (214), 154 states have internal predecessors, (214), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 04:31:17,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 274 transitions. [2024-11-28 04:31:17,558 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 274 transitions. Word has length 131 [2024-11-28 04:31:17,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:17,559 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 274 transitions. [2024-11-28 04:31:17,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2024-11-28 04:31:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:31:17,560 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:17,561 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:17,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:31:17,561 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:17,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:17,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1833875789, now seen corresponding path program 1 times [2024-11-28 04:31:17,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:17,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971007729] [2024-11-28 04:31:17,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:17,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:18,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:18,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971007729] [2024-11-28 04:31:18,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971007729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:18,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:18,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:31:18,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702246251] [2024-11-28 04:31:18,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:18,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:31:18,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:18,272 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:31:18,272 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:31:18,272 INFO L87 Difference]: Start difference. First operand 187 states and 274 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:18,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:18,967 INFO L93 Difference]: Finished difference Result 351 states and 510 transitions. [2024-11-28 04:31:18,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:31:18,968 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 132 [2024-11-28 04:31:18,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:18,970 INFO L225 Difference]: With dead ends: 351 [2024-11-28 04:31:18,970 INFO L226 Difference]: Without dead ends: 228 [2024-11-28 04:31:18,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:31:18,971 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 199 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:18,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 456 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:31:18,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-28 04:31:18,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 187. [2024-11-28 04:31:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.3896103896103895) internal successors, (214), 154 states have internal predecessors, (214), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 04:31:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 274 transitions. [2024-11-28 04:31:18,999 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 274 transitions. Word has length 132 [2024-11-28 04:31:19,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:19,000 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 274 transitions. [2024-11-28 04:31:19,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2024-11-28 04:31:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:31:19,002 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:19,002 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:19,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:31:19,003 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:19,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:19,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1449974257, now seen corresponding path program 1 times [2024-11-28 04:31:19,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:19,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656363370] [2024-11-28 04:31:19,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:19,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:21,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:21,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656363370] [2024-11-28 04:31:21,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656363370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:21,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:21,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:31:21,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409486534] [2024-11-28 04:31:21,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:21,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:31:21,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:21,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:31:21,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:31:21,311 INFO L87 Difference]: Start difference. First operand 187 states and 274 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:31:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:21,827 INFO L93 Difference]: Finished difference Result 317 states and 464 transitions. [2024-11-28 04:31:21,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:31:21,827 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 132 [2024-11-28 04:31:21,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:21,829 INFO L225 Difference]: With dead ends: 317 [2024-11-28 04:31:21,829 INFO L226 Difference]: Without dead ends: 194 [2024-11-28 04:31:21,830 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:31:21,830 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 127 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:21,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 360 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:31:21,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-28 04:31:21,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 187. [2024-11-28 04:31:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.3831168831168832) internal successors, (213), 154 states have internal predecessors, (213), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 04:31:21,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 273 transitions. [2024-11-28 04:31:21,852 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 273 transitions. Word has length 132 [2024-11-28 04:31:21,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:21,853 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 273 transitions. [2024-11-28 04:31:21,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:31:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 273 transitions. [2024-11-28 04:31:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:31:21,854 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:21,855 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:21,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:31:21,855 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:21,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:21,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1231119539, now seen corresponding path program 1 times [2024-11-28 04:31:21,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:21,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848885494] [2024-11-28 04:31:21,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:21,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:27,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:31:27,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848885494] [2024-11-28 04:31:27,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848885494] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:27,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:27,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:31:27,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887450288] [2024-11-28 04:31:27,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:27,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:31:27,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:31:27,306 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:31:27,306 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:31:27,306 INFO L87 Difference]: Start difference. First operand 187 states and 273 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:31:28,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:28,683 INFO L93 Difference]: Finished difference Result 363 states and 526 transitions. [2024-11-28 04:31:28,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:31:28,683 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 132 [2024-11-28 04:31:28,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:28,686 INFO L225 Difference]: With dead ends: 363 [2024-11-28 04:31:28,686 INFO L226 Difference]: Without dead ends: 240 [2024-11-28 04:31:28,687 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:31:28,688 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 139 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:28,688 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 470 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:31:28,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-28 04:31:28,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 196. [2024-11-28 04:31:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 163 states have internal predecessors, (223), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 04:31:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 283 transitions. [2024-11-28 04:31:28,725 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 283 transitions. Word has length 132 [2024-11-28 04:31:28,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:28,725 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 283 transitions. [2024-11-28 04:31:28,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 04:31:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 283 transitions. [2024-11-28 04:31:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:31:28,727 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:28,727 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:28,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:31:28,728 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:28,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:28,728 INFO L85 PathProgramCache]: Analyzing trace with hash 2042779403, now seen corresponding path program 1 times [2024-11-28 04:31:28,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:31:28,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816694054] [2024-11-28 04:31:28,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:28,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:31:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:31:28,848 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:31:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:31:29,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:31:29,071 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:31:29,072 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:31:29,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 04:31:29,078 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:29,283 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:31:29,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:31:29 BoogieIcfgContainer [2024-11-28 04:31:29,291 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:31:29,292 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:31:29,292 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:31:29,292 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:31:29,293 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:04" (3/4) ... [2024-11-28 04:31:29,295 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:31:29,296 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:31:29,297 INFO L158 Benchmark]: Toolchain (without parser) took 26429.45ms. Allocated memory was 117.4MB in the beginning and 771.8MB in the end (delta: 654.3MB). Free memory was 93.4MB in the beginning and 316.2MB in the end (delta: -222.8MB). Peak memory consumption was 430.5MB. Max. memory is 16.1GB. [2024-11-28 04:31:29,297 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:31:29,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.07ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 77.3MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:31:29,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.15ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:31:29,298 INFO L158 Benchmark]: Boogie Preprocessor took 64.12ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 70.4MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:31:29,298 INFO L158 Benchmark]: RCFGBuilder took 1056.50ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 86.9MB in the end (delta: -16.5MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-28 04:31:29,299 INFO L158 Benchmark]: TraceAbstraction took 24863.35ms. Allocated memory was 117.4MB in the beginning and 771.8MB in the end (delta: 654.3MB). Free memory was 86.3MB in the beginning and 320.4MB in the end (delta: -234.1MB). Peak memory consumption was 415.9MB. Max. memory is 16.1GB. [2024-11-28 04:31:29,299 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 771.8MB. Free memory was 316.2MB in the beginning and 316.2MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:31:29,302 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.07ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 77.3MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.15ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.12ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 70.4MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1056.50ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 86.9MB in the end (delta: -16.5MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 24863.35ms. Allocated memory was 117.4MB in the beginning and 771.8MB in the end (delta: 654.3MB). Free memory was 86.3MB in the beginning and 320.4MB in the end (delta: -234.1MB). Peak memory consumption was 415.9MB. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 771.8MB. Free memory was 316.2MB in the beginning and 316.2MB in the end (delta: 85.8kB). 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 someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 5.5, 1, -0.41, 25, 100, 1, 15.75, 1.6, 0, 0, 16.5, 10, -10, -16 }; [L55] double* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L56] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L57] double* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L58] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L59] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L60] unsigned char* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L61] float* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L62] float* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L63] unsigned char* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L64] unsigned char* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L65] float* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L66] signed char* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L67] signed char* WrapperStruct00_var_1_18_Pointer = &(WrapperStruct00.var_1_18); [L68] signed long int* WrapperStruct00_var_1_19_Pointer = &(WrapperStruct00.var_1_19); [L69] float last_1_WrapperStruct00_var_1_12 = 15.75; VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=0, last_1_WrapperStruct00_var_1_12=63/4] [L138] isInitial = 1 [L139] FCALL initially() [L141] CALL updateLastVariables() [L131] EXPR WrapperStruct00.var_1_12 [L131] last_1_WrapperStruct00_var_1_12 = WrapperStruct00.var_1_12 [L141] RET updateLastVariables() [L142] CALL updateVariables() [L105] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L106] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L106] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L107] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L108] WrapperStruct00.var_1_7 = __VERIFIER_nondet_double() [L109] EXPR WrapperStruct00.var_1_7 [L109] EXPR WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L109] EXPR WrapperStruct00.var_1_7 [L109] EXPR WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L109] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L109] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L109] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L110] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L111] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L112] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L112] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L113] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L114] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L114] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L115] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L115] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L115] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L116] WrapperStruct00.var_1_13 = __VERIFIER_nondet_float() [L117] EXPR WrapperStruct00.var_1_13 [L117] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F [L117] EXPR WrapperStruct00.var_1_13 [L117] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L117] EXPR (WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L117] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L117] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L118] WrapperStruct00.var_1_14 = __VERIFIER_nondet_uchar() [L119] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L119] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L120] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L120] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L121] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L122] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L122] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L123] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L123] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L124] WrapperStruct00.var_1_16 = __VERIFIER_nondet_float() [L125] EXPR WrapperStruct00.var_1_16 [L125] EXPR WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F [L125] EXPR WrapperStruct00.var_1_16 [L125] EXPR WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L125] EXPR (WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L125] CALL assume_abort_if_not((WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L125] RET assume_abort_if_not((WrapperStruct00.var_1_16 >= 0.0F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L126] WrapperStruct00.var_1_18 = __VERIFIER_nondet_char() [L127] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L127] CALL assume_abort_if_not(WrapperStruct00.var_1_18 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L127] RET assume_abort_if_not(WrapperStruct00.var_1_18 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L128] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L128] CALL assume_abort_if_not(WrapperStruct00.var_1_18 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L128] RET assume_abort_if_not(WrapperStruct00.var_1_18 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L142] RET updateVariables() [L143] CALL step() [L73] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L73] COND FALSE !((*(WrapperStruct00_var_1_6_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_7_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L76] COND FALSE !(last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) [L80] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L80] (*(WrapperStruct00_var_1_19_Pointer)) = (*(WrapperStruct00_var_1_8_Pointer)) [L81] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L81] EXPR \read(*WrapperStruct00_var_1_9_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L81] COND FALSE !((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) [L92] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L92] (*(WrapperStruct00_var_1_12_Pointer)) = (*(WrapperStruct00_var_1_13_Pointer)) [L94] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L94] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L94] EXPR \read(*WrapperStruct00_var_1_19_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L94] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) [L94] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L94] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L94] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L94] signed long int stepLocal_0 = ((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))); [L95] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4, stepLocal_0=50] [L95] COND TRUE (*(WrapperStruct00_var_1_8_Pointer)) <= stepLocal_0 [L96] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L96] COND TRUE ! (*(WrapperStruct00_var_1_6_Pointer)) [L97] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L97] (*(WrapperStruct00_var_1_1_Pointer)) = (*(WrapperStruct00_var_1_7_Pointer)) [L102] EXPR \read(*WrapperStruct00_var_1_18_Pointer) [L102] (*(WrapperStruct00_var_1_17_Pointer)) = (*(WrapperStruct00_var_1_18_Pointer)) [L143] RET step() [L144] CALL, EXPR property() [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_19_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) [L134] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L134] EXPR (((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1 [L134] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) [L134] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L134] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L134] EXPR (! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR (((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_18_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134] EXPR ((((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_18_Pointer))))) && ((*(WrapperStruct00_var_1_19_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_8_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L134-L135] return ((((((*(WrapperStruct00_var_1_8_Pointer)) <= (((((*(WrapperStruct00_var_1_8_Pointer))) > (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))) ? ((*(WrapperStruct00_var_1_8_Pointer))) : (((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_19_Pointer))))))) ? ((! (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((double) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) && ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : ((last_1_WrapperStruct00_var_1_12 < (last_1_WrapperStruct00_var_1_12 + (*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1))) && (((*(WrapperStruct00_var_1_19_Pointer)) > (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - ((((99999.25f) < 0 ) ? -(99999.25f) : (99999.25f)))))) : (((*(WrapperStruct00_var_1_14_Pointer)) && (*(WrapperStruct00_var_1_15_Pointer))) ? ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) ((*(WrapperStruct00_var_1_13_Pointer)) - (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_16_Pointer)))))) : ((*(WrapperStruct00_var_1_12_Pointer)) == ((float) (*(WrapperStruct00_var_1_13_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_18_Pointer))))) && ((*(WrapperStruct00_var_1_19_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_8_Pointer)))) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_12_Pointer={4:20}, WrapperStruct00_var_1_13_Pointer={4:24}, WrapperStruct00_var_1_14_Pointer={4:28}, WrapperStruct00_var_1_15_Pointer={4:29}, WrapperStruct00_var_1_16_Pointer={4:30}, WrapperStruct00_var_1_17_Pointer={4:34}, WrapperStruct00_var_1_18_Pointer={4:35}, WrapperStruct00_var_1_19_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_6_Pointer={4:8}, WrapperStruct00_var_1_7_Pointer={4:9}, WrapperStruct00_var_1_8_Pointer={4:17}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1, last_1_WrapperStruct00_var_1_12=63/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.6s, OverallIterations: 10, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 917 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 916 mSDsluCounter, 3724 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2600 mSDsCounter, 107 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2471 IncrementalHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 107 mSolverCounterUnsat, 1124 mSDtfsCounter, 2471 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 498 GetRequests, 435 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=9, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 141 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 1695 NumberOfCodeBlocks, 1695 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1551 ConstructedInterpolants, 0 QuantifiedInterpolants, 11961 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1582 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 4928/5040 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:31:29,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB --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 e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:31:31,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:31:32,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:31:32,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:31:32,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:31:32,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:31:32,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:31:32,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:31:32,162 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:31:32,162 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:31:32,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:31:32,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:31:32,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:31:32,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:31:32,164 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:31:32,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:31:32,165 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:31:32,165 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:31:32,165 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:31:32,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:31:32,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:31:32,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:31:32,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:31:32,166 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:31:32,166 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:31:32,167 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:31:32,167 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:31:32,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:31:32,167 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:31:32,167 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:31:32,167 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:31:32,167 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:31:32,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:31:32,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:31:32,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:32,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:31:32,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:31:32,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:31:32,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:31:32,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:32,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:31:32,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:31:32,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:31:32,170 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_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB 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 -> e0b6f0be1333f61e4454b9f149ce0c4a7b0aa6313f29f7394a725de312d0e6d9 [2024-11-28 04:31:32,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:31:32,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:31:32,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:31:32,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:31:32,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:31:32,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-28 04:31:35,540 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/8b6725f5c/d5ede45f03b743c7953861d40d72b4f6/FLAGf7952e3e8 [2024-11-28 04:31:35,848 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:31:35,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-28 04:31:35,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/8b6725f5c/d5ede45f03b743c7953861d40d72b4f6/FLAGf7952e3e8 [2024-11-28 04:31:36,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/data/8b6725f5c/d5ede45f03b743c7953861d40d72b4f6 [2024-11-28 04:31:36,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:31:36,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:31:36,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:36,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:31:36,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:31:36,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f49a313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36, skipping insertion in model container [2024-11-28 04:31:36,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:31:36,281 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_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-28 04:31:36,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:31:36,384 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:31:36,396 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_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-11-28 04:31:36,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:31:36,470 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:31:36,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36 WrapperNode [2024-11-28 04:31:36,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:36,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:31:36,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:31:36,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:31:36,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,547 INFO L138 Inliner]: procedures = 37, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2024-11-28 04:31:36,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:31:36,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:31:36,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:31:36,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:31:36,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,568 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,590 INFO L175 MemorySlicer]: Split 135 memory accesses to 2 slices as follows [2, 133]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 34 writes are split as follows [0, 34]. [2024-11-28 04:31:36,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,609 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:31:36,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:31:36,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:31:36,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:31:36,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (1/1) ... [2024-11-28 04:31:36,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:36,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:31:36,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:31:36,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:31:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 04:31:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 04:31:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:31:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 04:31:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 04:31:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 04:31:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 04:31:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 04:31:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-28 04:31:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-28 04:31:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 04:31:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 04:31:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-28 04:31:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-28 04:31:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:31:36,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:31:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-28 04:31:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-28 04:31:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:31:36,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:31:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 04:31:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 04:31:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 04:31:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 04:31:36,939 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:31:36,942 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:31:41,849 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-11-28 04:31:41,849 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:31:41,864 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:31:41,865 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:31:41,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:41 BoogieIcfgContainer [2024-11-28 04:31:41,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:31:41,869 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:31:41,869 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:31:41,874 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:31:41,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:31:36" (1/3) ... [2024-11-28 04:31:41,875 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:41, skipping insertion in model container [2024-11-28 04:31:41,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:36" (2/3) ... [2024-11-28 04:31:41,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:31:41, skipping insertion in model container [2024-11-28 04:31:41,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:41" (3/3) ... [2024-11-28 04:31:41,878 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-73.i [2024-11-28 04:31:41,893 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:31:41,895 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-73.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:31:41,950 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:31:41,962 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;@19fbfbbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:31:41,962 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:31:41,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:41,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 04:31:41,978 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:41,979 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:41,979 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:41,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:41,984 INFO L85 PathProgramCache]: Analyzing trace with hash 2041388229, now seen corresponding path program 1 times [2024-11-28 04:31:41,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:41,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125530818] [2024-11-28 04:31:41,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:41,996 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 [2024-11-28 04:31:41,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:41,999 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:42,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:42,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:31:42,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:42,598 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-28 04:31:42,598 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:42,599 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:42,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125530818] [2024-11-28 04:31:42,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125530818] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:42,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:42,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:31:42,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763025190] [2024-11-28 04:31:42,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:42,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:31:42,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:42,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:31:42,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:31:42,629 INFO L87 Difference]: Start difference. First operand has 110 states, 92 states have (on average 1.434782608695652) internal successors, (132), 93 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:42,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:42,657 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2024-11-28 04:31:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:31:42,659 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2024-11-28 04:31:42,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:42,665 INFO L225 Difference]: With dead ends: 213 [2024-11-28 04:31:42,666 INFO L226 Difference]: Without dead ends: 106 [2024-11-28 04:31:42,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:31:42,671 INFO L435 NwaCegarLoop]: 155 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, 155 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 [2024-11-28 04:31:42,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:31:42,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-28 04:31:42,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-11-28 04:31:42,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 89 states have (on average 1.404494382022472) internal successors, (125), 89 states have internal predecessors, (125), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-11-28 04:31:42,719 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 129 [2024-11-28 04:31:42,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:42,720 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-11-28 04:31:42,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-11-28 04:31:42,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 04:31:42,725 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:42,725 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:42,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:42,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:42,926 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:42,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:42,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1160715527, now seen corresponding path program 1 times [2024-11-28 04:31:42,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:42,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765092416] [2024-11-28 04:31:42,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:42,928 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 [2024-11-28 04:31:42,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:42,932 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:42,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:43,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:31:43,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-11-28 04:31:43,562 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:43,565 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:43,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765092416] [2024-11-28 04:31:43,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [765092416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:43,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:43,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:31:43,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355600972] [2024-11-28 04:31:43,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:43,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:31:43,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:43,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:31:43,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:31:43,572 INFO L87 Difference]: Start difference. First operand 106 states and 155 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:43,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:43,729 INFO L93 Difference]: Finished difference Result 211 states and 310 transitions. [2024-11-28 04:31:43,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:31:43,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2024-11-28 04:31:43,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:43,734 INFO L225 Difference]: With dead ends: 211 [2024-11-28 04:31:43,734 INFO L226 Difference]: Without dead ends: 108 [2024-11-28 04:31:43,735 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:31:43,736 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 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 [2024-11-28 04:31:43,737 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:31:43,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-28 04:31:43,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-28 04:31:43,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.3956043956043955) internal successors, (127), 91 states have internal predecessors, (127), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-11-28 04:31:43,761 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 129 [2024-11-28 04:31:43,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:43,764 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-11-28 04:31:43,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-11-28 04:31:43,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 04:31:43,769 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:43,770 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:43,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:43,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:43,970 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:43,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:43,971 INFO L85 PathProgramCache]: Analyzing trace with hash 689359177, now seen corresponding path program 1 times [2024-11-28 04:31:43,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:43,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1461982775] [2024-11-28 04:31:43,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:43,973 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 [2024-11-28 04:31:43,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:43,974 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:43,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:44,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:31:44,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:44,497 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:44,497 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:44,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1461982775] [2024-11-28 04:31:44,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1461982775] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:44,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:44,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:31:44,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300818630] [2024-11-28 04:31:44,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:44,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:31:44,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:44,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:31:44,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:31:44,500 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:44,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:44,566 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2024-11-28 04:31:44,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:31:44,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2024-11-28 04:31:44,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:44,569 INFO L225 Difference]: With dead ends: 215 [2024-11-28 04:31:44,569 INFO L226 Difference]: Without dead ends: 110 [2024-11-28 04:31:44,570 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:31:44,571 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:44,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:31:44,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-28 04:31:44,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-28 04:31:44,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.3870967741935485) internal successors, (129), 93 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:44,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2024-11-28 04:31:44,583 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 129 [2024-11-28 04:31:44,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:44,584 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2024-11-28 04:31:44,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:44,585 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-11-28 04:31:44,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-28 04:31:44,587 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:44,587 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:44,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:31:44,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:44,792 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:44,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:44,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1547220764, now seen corresponding path program 1 times [2024-11-28 04:31:44,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:44,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83277377] [2024-11-28 04:31:44,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:44,793 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 [2024-11-28 04:31:44,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:44,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:44,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:45,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:31:45,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:45,323 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:45,323 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:45,323 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:45,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83277377] [2024-11-28 04:31:45,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [83277377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:45,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:45,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:31:45,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147286092] [2024-11-28 04:31:45,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:45,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:31:45,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:45,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:31:45,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:31:45,326 INFO L87 Difference]: Start difference. First operand 110 states and 159 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:45,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:45,425 INFO L93 Difference]: Finished difference Result 222 states and 322 transitions. [2024-11-28 04:31:45,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:31:45,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-28 04:31:45,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:45,429 INFO L225 Difference]: With dead ends: 222 [2024-11-28 04:31:45,429 INFO L226 Difference]: Without dead ends: 115 [2024-11-28 04:31:45,430 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:31:45,430 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 1 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:45,431 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 584 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:31:45,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-28 04:31:45,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-28 04:31:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3711340206185567) internal successors, (133), 97 states have internal predecessors, (133), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 163 transitions. [2024-11-28 04:31:45,444 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 163 transitions. Word has length 131 [2024-11-28 04:31:45,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:45,445 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 163 transitions. [2024-11-28 04:31:45,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:31:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2024-11-28 04:31:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-28 04:31:45,447 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:45,448 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:45,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:45,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:45,649 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:45,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:45,649 INFO L85 PathProgramCache]: Analyzing trace with hash 227786598, now seen corresponding path program 1 times [2024-11-28 04:31:45,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:45,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [117152858] [2024-11-28 04:31:45,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:45,650 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 [2024-11-28 04:31:45,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:45,653 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:45,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:46,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:31:46,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:46,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-28 04:31:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-28 04:31:46,570 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:46,570 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:46,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [117152858] [2024-11-28 04:31:46,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [117152858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:46,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:46,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:31:46,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218384799] [2024-11-28 04:31:46,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:46,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:31:46,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:46,573 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:31:46,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:31:46,573 INFO L87 Difference]: Start difference. First operand 114 states and 163 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:47,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:51,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:51,632 INFO L93 Difference]: Finished difference Result 226 states and 324 transitions. [2024-11-28 04:31:51,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:31:51,633 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-28 04:31:51,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:51,635 INFO L225 Difference]: With dead ends: 226 [2024-11-28 04:31:51,635 INFO L226 Difference]: Without dead ends: 115 [2024-11-28 04:31:51,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:31:51,636 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 123 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:51,637 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 438 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 04:31:51,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-28 04:31:51,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-28 04:31:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 97 states have internal predecessors, (132), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:51,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2024-11-28 04:31:51,647 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 162 transitions. Word has length 131 [2024-11-28 04:31:51,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:51,647 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 162 transitions. [2024-11-28 04:31:51,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 162 transitions. [2024-11-28 04:31:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-28 04:31:51,650 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:51,650 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:51,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:51,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:51,851 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:51,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:51,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1395501140, now seen corresponding path program 1 times [2024-11-28 04:31:51,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:51,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927769821] [2024-11-28 04:31:51,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:51,852 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 [2024-11-28 04:31:51,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:51,854 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:51,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:52,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:31:52,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:52,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-28 04:31:52,902 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 04:31:52,905 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:52,905 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:52,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927769821] [2024-11-28 04:31:52,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927769821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:52,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:52,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:31:52,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494455863] [2024-11-28 04:31:52,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:52,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:31:52,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:52,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:31:52,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:31:52,909 INFO L87 Difference]: Start difference. First operand 114 states and 162 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:54,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:31:58,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:31:58,057 INFO L93 Difference]: Finished difference Result 226 states and 322 transitions. [2024-11-28 04:31:58,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:31:58,058 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 133 [2024-11-28 04:31:58,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:31:58,060 INFO L225 Difference]: With dead ends: 226 [2024-11-28 04:31:58,060 INFO L226 Difference]: Without dead ends: 115 [2024-11-28 04:31:58,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:31:58,061 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 102 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:31:58,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 434 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:31:58,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-28 04:31:58,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-28 04:31:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 97 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:31:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 161 transitions. [2024-11-28 04:31:58,079 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 161 transitions. Word has length 133 [2024-11-28 04:31:58,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:31:58,079 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 161 transitions. [2024-11-28 04:31:58,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 04:31:58,080 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2024-11-28 04:31:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 04:31:58,085 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:31:58,086 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:31:58,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-28 04:31:58,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:58,286 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:31:58,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:31:58,287 INFO L85 PathProgramCache]: Analyzing trace with hash 752811686, now seen corresponding path program 1 times [2024-11-28 04:31:58,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:31:58,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1480914199] [2024-11-28 04:31:58,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:31:58,287 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 [2024-11-28 04:31:58,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:31:58,289 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:31:58,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:31:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:31:58,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:31:58,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:31:58,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 04:31:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:31:58,816 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:31:58,816 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:31:58,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1480914199] [2024-11-28 04:31:58,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1480914199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:31:58,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:31:58,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:31:58,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701194839] [2024-11-28 04:31:58,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:31:58,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:31:58,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:31:58,819 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:31:58,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:31:58,820 INFO L87 Difference]: Start difference. First operand 114 states and 161 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:32:00,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:32:01,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:32:01,834 INFO L93 Difference]: Finished difference Result 227 states and 322 transitions. [2024-11-28 04:32:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:32:01,835 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-28 04:32:01,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:32:01,837 INFO L225 Difference]: With dead ends: 227 [2024-11-28 04:32:01,837 INFO L226 Difference]: Without dead ends: 116 [2024-11-28 04:32:01,837 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:32:01,838 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:32:01,839 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 376 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-28 04:32:01,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-28 04:32:01,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-28 04:32:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 99 states have (on average 1.3434343434343434) internal successors, (133), 99 states have internal predecessors, (133), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:32:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 163 transitions. [2024-11-28 04:32:01,847 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 163 transitions. Word has length 135 [2024-11-28 04:32:01,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:32:01,848 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 163 transitions. [2024-11-28 04:32:01,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:32:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2024-11-28 04:32:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 04:32:01,850 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:32:01,850 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:32:01,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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)] Ended with exit code 0 [2024-11-28 04:32:02,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:32:02,051 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:32:02,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:32:02,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1175513512, now seen corresponding path program 1 times [2024-11-28 04:32:02,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:32:02,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932245326] [2024-11-28 04:32:02,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:32:02,052 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:32:02,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:32:02,054 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:32:02,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-28 04:32:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:32:02,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:32:02,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:32:02,730 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:32:02,731 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 46 treesize of output 34 [2024-11-28 04:32:02,805 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:32:02,805 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:32:02,806 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:32:02,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [932245326] [2024-11-28 04:32:02,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [932245326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:32:02,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:32:02,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:32:02,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507861259] [2024-11-28 04:32:02,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:32:02,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:32:02,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:32:02,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:32:02,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:32:02,808 INFO L87 Difference]: Start difference. First operand 116 states and 163 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:32:04,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:32:05,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:32:08,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:32:08,389 INFO L93 Difference]: Finished difference Result 229 states and 323 transitions. [2024-11-28 04:32:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:32:08,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-28 04:32:08,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:32:08,391 INFO L225 Difference]: With dead ends: 229 [2024-11-28 04:32:08,391 INFO L226 Difference]: Without dead ends: 116 [2024-11-28 04:32:08,391 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:32:08,392 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:32:08,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 04:32:08,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-28 04:32:08,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2024-11-28 04:32:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 97 states have internal predecessors, (130), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 04:32:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 160 transitions. [2024-11-28 04:32:08,401 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 160 transitions. Word has length 135 [2024-11-28 04:32:08,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:32:08,402 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 160 transitions. [2024-11-28 04:32:08,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:32:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 160 transitions. [2024-11-28 04:32:08,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-28 04:32:08,403 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:32:08,404 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:32:08,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-28 04:32:08,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:32:08,608 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:32:08,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:32:08,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1295579430, now seen corresponding path program 1 times [2024-11-28 04:32:08,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:32:08,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1148929139] [2024-11-28 04:32:08,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:32:08,610 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 [2024-11-28 04:32:08,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:32:08,611 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:32:08,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-28 04:32:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:32:09,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-28 04:32:09,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:32:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:09,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 65 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 42 [2024-11-28 04:32:10,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 65 [2024-11-28 04:32:11,812 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 72 treesize of output 68 [2024-11-28 04:32:12,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-28 04:32:13,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-28 04:32:15,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-28 04:32:16,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-28 04:32:17,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 65 [2024-11-28 04:32:18,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2024-11-28 04:32:19,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-28 04:32:20,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-28 04:32:20,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2024-11-28 04:32:20,844 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:32:20,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 34 [2024-11-28 04:32:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 24 proven. 264 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-28 04:32:20,907 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:32:21,451 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:32:21,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1148929139] [2024-11-28 04:32:21,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1148929139] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:32:21,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1089839611] [2024-11-28 04:32:21,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:32:21,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:32:21,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:32:21,454 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:32:21,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-28 04:32:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:32:23,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-28 04:32:23,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:32:23,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:32:23,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 76 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2024-11-28 04:32:24,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-11-28 04:32:25,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 87 [2024-11-28 04:32:30,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 91 [2024-11-28 04:32:35,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 91 [2024-11-28 04:32:40,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 90 [2024-11-28 04:32:41,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 90 [2024-11-28 04:32:42,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 83 [2024-11-28 04:32:46,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-11-28 04:32:47,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 72 [2024-11-28 04:32:52,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 70 [2024-11-28 04:32:52,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 68 [2024-11-28 04:32:52,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 38 [2024-11-28 04:32:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 8 proven. 348 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-28 04:32:52,572 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:32:52,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1089839611] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:32:52,844 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:32:52,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2024-11-28 04:32:52,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823284379] [2024-11-28 04:32:52,845 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:32:52,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-28 04:32:52,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:32:52,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-28 04:32:52,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=377, Unknown=5, NotChecked=0, Total=462 [2024-11-28 04:32:52,847 INFO L87 Difference]: Start difference. First operand 114 states and 160 transitions. Second operand has 18 states, 18 states have (on average 7.222222222222222) internal successors, (130), 17 states have internal predecessors, (130), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) [2024-11-28 04:32:53,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:32:55,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:32:56,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:32:59,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:33:00,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:33:01,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:33:02,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:33:06,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:33:07,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:33:17,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:33:17,402 INFO L93 Difference]: Finished difference Result 315 states and 433 transitions. [2024-11-28 04:33:17,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:33:17,402 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.222222222222222) internal successors, (130), 17 states have internal predecessors, (130), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) Word has length 136 [2024-11-28 04:33:17,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:33:17,404 INFO L225 Difference]: With dead ends: 315 [2024-11-28 04:33:17,404 INFO L226 Difference]: Without dead ends: 204 [2024-11-28 04:33:17,405 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 309 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 20.4s TimeCoverageRelationStatistics Valid=175, Invalid=690, Unknown=5, NotChecked=0, Total=870 [2024-11-28 04:33:17,406 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 125 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 1002 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 742 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 1002 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:33:17,406 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 742 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 1002 Invalid, 1 Unknown, 0 Unchecked, 23.1s Time] [2024-11-28 04:33:17,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-28 04:33:17,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 197. [2024-11-28 04:33:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 159 states have (on average 1.2893081761006289) internal successors, (205), 159 states have internal predecessors, (205), 30 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-28 04:33:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 265 transitions. [2024-11-28 04:33:17,438 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 265 transitions. Word has length 136 [2024-11-28 04:33:17,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:33:17,438 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 265 transitions. [2024-11-28 04:33:17,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.222222222222222) internal successors, (130), 17 states have internal predecessors, (130), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) [2024-11-28 04:33:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 265 transitions. [2024-11-28 04:33:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-28 04:33:17,440 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:33:17,440 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:33:17,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-28 04:33:17,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-28 04:33:17,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:33:17,841 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:33:17,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:33:17,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1514434148, now seen corresponding path program 1 times [2024-11-28 04:33:17,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:33:17,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143715071] [2024-11-28 04:33:17,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:33:17,842 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 [2024-11-28 04:33:17,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:33:17,844 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:33:17,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-28 04:33:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:33:18,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-28 04:33:18,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:33:19,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-28 04:33:21,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 59 [2024-11-28 04:33:22,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 67 [2024-11-28 04:33:24,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 70 [2024-11-28 04:33:25,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 78 [2024-11-28 04:33:27,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 89 [2024-11-28 04:33:28,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 98 [2024-11-28 04:33:29,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 106 [2024-11-28 04:33:31,657 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2024-11-28 04:33:31,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 128 treesize of output 133 [2024-11-28 04:33:32,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 121 [2024-11-28 04:33:32,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 158 [2024-11-28 04:33:33,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 164 [2024-11-28 04:33:33,721 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:33:33,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 332 treesize of output 168 [2024-11-28 04:33:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 180 proven. 192 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-28 04:33:34,030 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:34:05,725 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:34:05,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143715071] [2024-11-28 04:34:05,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143715071] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:34:05,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1040060490] [2024-11-28 04:34:05,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:34:05,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:34:05,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:34:05,727 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:34:05,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-28 04:34:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:34:08,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-28 04:34:08,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:34:11,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2024-11-28 04:34:31,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 63 [2024-11-28 04:34:37,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 66 [2024-11-28 04:34:40,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 66 [2024-11-28 04:34:42,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 74 [2024-11-28 04:34:49,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 77 [2024-11-28 04:34:52,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 77 [2024-11-28 04:34:54,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 85 [2024-11-28 04:34:58,345 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2024-11-28 04:34:58,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 130 treesize of output 112 [2024-11-28 04:34:59,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 100 [2024-11-28 04:35:00,372 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 183 treesize of output 137 [2024-11-28 04:35:01,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 143 [2024-11-28 04:35:02,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 151 [2024-11-28 04:35:02,919 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 140 proven. 192 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-28 04:35:02,919 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:35:28,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1040060490] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:35:28,829 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:35:28,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 29 [2024-11-28 04:35:28,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977291430] [2024-11-28 04:35:28,830 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:35:28,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-28 04:35:28,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:35:28,832 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-28 04:35:28,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1173, Unknown=11, NotChecked=0, Total=1332 [2024-11-28 04:35:28,833 INFO L87 Difference]: Start difference. First operand 197 states and 265 transitions. Second operand has 30 states, 30 states have (on average 4.733333333333333) internal successors, (142), 29 states have internal predecessors, (142), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-28 04:35:31,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:35,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:36,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:35:37,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:35:39,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:35:40,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:43,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:44,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:46,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:49,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:50,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:35:52,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:36:33,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:36:46,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:36:47,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:36:47,864 INFO L93 Difference]: Finished difference Result 508 states and 675 transitions. [2024-11-28 04:36:47,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-28 04:36:47,865 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.733333333333333) internal successors, (142), 29 states have internal predecessors, (142), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) Word has length 136 [2024-11-28 04:36:47,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:36:47,868 INFO L225 Difference]: With dead ends: 508 [2024-11-28 04:36:47,868 INFO L226 Difference]: Without dead ends: 397 [2024-11-28 04:36:47,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 290 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 101.7s TimeCoverageRelationStatistics Valid=452, Invalid=2398, Unknown=12, NotChecked=0, Total=2862 [2024-11-28 04:36:47,870 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 1276 mSDsluCounter, 1055 mSDsCounter, 0 mSdLazyCounter, 2414 mSolverCounterSat, 256 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2414 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:36:47,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 1144 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2414 Invalid, 5 Unknown, 0 Unchecked, 65.4s Time] [2024-11-28 04:36:47,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-11-28 04:36:47,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 388. [2024-11-28 04:36:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 308 states have (on average 1.2694805194805194) internal successors, (391), 309 states have internal predecessors, (391), 58 states have call successors, (58), 21 states have call predecessors, (58), 21 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-28 04:36:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 507 transitions. [2024-11-28 04:36:47,947 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 507 transitions. Word has length 136 [2024-11-28 04:36:47,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:36:47,948 INFO L471 AbstractCegarLoop]: Abstraction has 388 states and 507 transitions. [2024-11-28 04:36:47,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.733333333333333) internal successors, (142), 29 states have internal predecessors, (142), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-28 04:36:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2024-11-28 04:36:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 04:36:47,950 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:36:47,950 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:36:47,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2024-11-28 04:36:48,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-28 04:36:48,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:36:48,351 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:36:48,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:36:48,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1358591470, now seen corresponding path program 1 times [2024-11-28 04:36:48,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:36:48,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398827432] [2024-11-28 04:36:48,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:36:48,352 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 [2024-11-28 04:36:48,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:36:48,354 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:36:48,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (14)] Waiting until timeout for monitored process [2024-11-28 04:36:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:36:48,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-28 04:36:48,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:36:49,466 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 [2024-11-28 04:36:51,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 13 [2024-11-28 04:36:52,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 04:36:54,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-11-28 04:36:56,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:36:57,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:36:59,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2024-11-28 04:37:01,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-28 04:37:03,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-28 04:37:05,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2024-11-28 04:37:05,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2024-11-28 04:37:06,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:37:06,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 63 treesize of output 59 [2024-11-28 04:37:06,466 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:37:06,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 56 treesize of output 28 [2024-11-28 04:37:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 214 proven. 137 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-28 04:37:06,616 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:37:08,186 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:37:08,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398827432] [2024-11-28 04:37:08,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398827432] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:37:08,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1495396693] [2024-11-28 04:37:08,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:37:08,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:37:08,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:37:08,188 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:37:08,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-28 04:37:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:37:09,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-28 04:37:09,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:37:10,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:37:12,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2024-11-28 04:37:18,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-28 04:37:20,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2024-11-28 04:37:23,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-28 04:37:25,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2024-11-28 04:37:28,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 75 [2024-11-28 04:37:30,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 78 [2024-11-28 04:37:33,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 86 [2024-11-28 04:37:38,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 94 [2024-11-28 04:37:38,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 110 [2024-11-28 04:37:38,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 108 [2024-11-28 04:37:40,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 42 [2024-11-28 04:37:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 276 proven. 104 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-28 04:37:40,121 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:37:40,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1495396693] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:37:40,828 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:37:40,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2024-11-28 04:37:40,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45730267] [2024-11-28 04:37:40,828 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:37:40,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-28 04:37:40,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:37:40,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-28 04:37:40,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=967, Unknown=1, NotChecked=0, Total=1122 [2024-11-28 04:37:40,830 INFO L87 Difference]: Start difference. First operand 388 states and 507 transitions. Second operand has 28 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 13 states have call successors, (30), 12 states have call predecessors, (30), 13 states have return successors, (30), 12 states have call predecessors, (30), 13 states have call successors, (30) [2024-11-28 04:37:42,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:44,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:47,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:49,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:52,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:54,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:56,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:37:58,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:00,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:02,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:04,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:38:06,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:38:08,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:10,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:11,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:38:43,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:48,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:38:56,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:04,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:08,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:12,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:16,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:24,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:28,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:37,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:41,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:39:57,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:39:57,687 INFO L93 Difference]: Finished difference Result 688 states and 888 transitions. [2024-11-28 04:39:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-28 04:39:57,689 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 13 states have call successors, (30), 12 states have call predecessors, (30), 13 states have return successors, (30), 12 states have call predecessors, (30), 13 states have call successors, (30) Word has length 137 [2024-11-28 04:39:57,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:39:57,693 INFO L225 Difference]: With dead ends: 688 [2024-11-28 04:39:57,693 INFO L226 Difference]: Without dead ends: 460 [2024-11-28 04:39:57,695 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1389 ImplicationChecksByTransitivity, 50.5s TimeCoverageRelationStatistics Valid=918, Invalid=4187, Unknown=7, NotChecked=0, Total=5112 [2024-11-28 04:39:57,695 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 508 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 284 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 98.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 99.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:39:57,696 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 869 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1734 Invalid, 11 Unknown, 0 Unchecked, 99.0s Time] [2024-11-28 04:39:57,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-28 04:39:57,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 384. [2024-11-28 04:39:57,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 301 states have (on average 1.2524916943521596) internal successors, (377), 301 states have internal predecessors, (377), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:39:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 489 transitions. [2024-11-28 04:39:57,821 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 489 transitions. Word has length 137 [2024-11-28 04:39:57,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:39:57,821 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 489 transitions. [2024-11-28 04:39:57,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 13 states have call successors, (30), 12 states have call predecessors, (30), 13 states have return successors, (30), 12 states have call predecessors, (30), 13 states have call successors, (30) [2024-11-28 04:39:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 489 transitions. [2024-11-28 04:39:57,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 04:39:57,823 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:39:57,823 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:39:57,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (14)] Ended with exit code 0 [2024-11-28 04:39:58,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-28 04:39:58,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:39:58,228 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:39:58,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:39:58,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1247432084, now seen corresponding path program 1 times [2024-11-28 04:39:58,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:39:58,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400684243] [2024-11-28 04:39:58,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:39:58,229 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 [2024-11-28 04:39:58,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:39:58,231 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:39:58,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (16)] Waiting until timeout for monitored process [2024-11-28 04:39:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:39:58,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-28 04:39:58,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:39:59,599 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 [2024-11-28 04:40:02,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2024-11-28 04:40:08,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:40:10,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:40:12,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:40:14,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2024-11-28 04:40:17,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-11-28 04:40:20,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2024-11-28 04:40:22,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2024-11-28 04:40:26,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2024-11-28 04:40:26,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 67 [2024-11-28 04:40:26,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2024-11-28 04:40:27,769 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 72 treesize of output 86 [2024-11-28 04:40:36,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:40:36,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 87 treesize of output 92 [2024-11-28 04:40:44,690 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:40:44,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 80 treesize of output 40 [2024-11-28 04:40:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 202 proven. 137 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-28 04:40:44,864 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:40:50,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:40:50,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400684243] [2024-11-28 04:40:50,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400684243] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:40:50,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1751949643] [2024-11-28 04:40:50,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:50,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:40:50,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:40:50,763 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:40:50,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-28 04:40:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:52,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:40:52,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:41:00,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2024-11-28 04:41:00,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:41:01,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2024-11-28 04:41:04,279 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:41:04,279 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:41:04,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1751949643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:41:04,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:41:04,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [17] total 22 [2024-11-28 04:41:04,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015234553] [2024-11-28 04:41:04,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:41:04,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:41:04,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:41:04,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:41:04,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=800, Unknown=5, NotChecked=0, Total=930 [2024-11-28 04:41:04,281 INFO L87 Difference]: Start difference. First operand 384 states and 489 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:41:06,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:41:11,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:41:11,698 INFO L93 Difference]: Finished difference Result 657 states and 847 transitions. [2024-11-28 04:41:11,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:41:11,699 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-11-28 04:41:11,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:41:11,702 INFO L225 Difference]: With dead ends: 657 [2024-11-28 04:41:11,702 INFO L226 Difference]: Without dead ends: 433 [2024-11-28 04:41:11,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 272 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 33.8s TimeCoverageRelationStatistics Valid=143, Invalid=908, Unknown=5, NotChecked=0, Total=1056 [2024-11-28 04:41:11,703 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 190 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:41:11,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 397 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2024-11-28 04:41:11,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-11-28 04:41:11,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 394. [2024-11-28 04:41:11,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 311 states have (on average 1.257234726688103) internal successors, (391), 311 states have internal predecessors, (391), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:41:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 503 transitions. [2024-11-28 04:41:11,815 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 503 transitions. Word has length 137 [2024-11-28 04:41:11,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:41:11,815 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 503 transitions. [2024-11-28 04:41:11,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:41:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 503 transitions. [2024-11-28 04:41:11,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 04:41:11,817 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:41:11,817 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:41:11,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (16)] Ended with exit code 0 [2024-11-28 04:41:12,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-28 04:41:12,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:41:12,217 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:41:12,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:41:12,218 INFO L85 PathProgramCache]: Analyzing trace with hash 236314834, now seen corresponding path program 1 times [2024-11-28 04:41:12,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:41:12,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [431076962] [2024-11-28 04:41:12,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:41:12,218 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 [2024-11-28 04:41:12,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:41:12,220 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:41:12,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (18)] Waiting until timeout for monitored process [2024-11-28 04:41:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:41:12,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 04:41:12,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:41:18,977 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2024-11-28 04:41:18,977 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 1 case distinctions, treesize of input 30 treesize of output 33 [2024-11-28 04:41:19,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2024-11-28 04:41:19,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2024-11-28 04:41:19,598 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:41:19,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 28 [2024-11-28 04:41:19,729 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:41:19,730 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:41:19,730 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:41:19,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [431076962] [2024-11-28 04:41:19,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [431076962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:41:19,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:41:19,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:41:19,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852110310] [2024-11-28 04:41:19,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:41:19,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:41:19,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:41:19,731 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:41:19,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:41:19,731 INFO L87 Difference]: Start difference. First operand 394 states and 503 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:41:21,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:41:23,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:41:25,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:41:28,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:41:30,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:41:34,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:41:37,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:41:37,944 INFO L93 Difference]: Finished difference Result 639 states and 824 transitions. [2024-11-28 04:41:37,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:41:37,945 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-11-28 04:41:37,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:41:37,949 INFO L225 Difference]: With dead ends: 639 [2024-11-28 04:41:37,949 INFO L226 Difference]: Without dead ends: 405 [2024-11-28 04:41:37,950 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:41:37,951 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 102 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:41:37,951 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 439 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 17.9s Time] [2024-11-28 04:41:37,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2024-11-28 04:41:38,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 402. [2024-11-28 04:41:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 319 states have (on average 1.2633228840125392) internal successors, (403), 319 states have internal predecessors, (403), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:41:38,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 515 transitions. [2024-11-28 04:41:38,106 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 515 transitions. Word has length 137 [2024-11-28 04:41:38,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:41:38,106 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 515 transitions. [2024-11-28 04:41:38,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:41:38,106 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 515 transitions. [2024-11-28 04:41:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 04:41:38,108 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:41:38,108 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:41:38,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (18)] Ended with exit code 0 [2024-11-28 04:41:38,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:41:38,309 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:41:38,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:41:38,310 INFO L85 PathProgramCache]: Analyzing trace with hash 455169552, now seen corresponding path program 1 times [2024-11-28 04:41:38,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:41:38,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899971297] [2024-11-28 04:41:38,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:41:38,310 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 [2024-11-28 04:41:38,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:41:38,312 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:41:38,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (19)] Waiting until timeout for monitored process [2024-11-28 04:41:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:41:38,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-28 04:41:38,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:41:42,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-28 04:41:45,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 71 [2024-11-28 04:41:49,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2024-11-28 04:41:52,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2024-11-28 04:41:55,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-28 04:41:58,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2024-11-28 04:42:02,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-28 04:42:05,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-28 04:42:09,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-28 04:42:09,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 72 [2024-11-28 04:42:10,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 75 [2024-11-28 04:42:11,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2024-11-28 04:42:12,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 97 [2024-11-28 04:42:13,587 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:42:13,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 230 treesize of output 98 [2024-11-28 04:42:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 164 proven. 192 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-28 04:42:14,197 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:43:00,828 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:43:00,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899971297] [2024-11-28 04:43:00,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899971297] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:43:00,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1284584743] [2024-11-28 04:43:00,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:00,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:43:00,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:43:00,831 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:43:00,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-28 04:43:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:03,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-28 04:43:03,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:07,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-28 04:43:11,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 71 [2024-11-28 04:43:14,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2024-11-28 04:43:18,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-28 04:43:21,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-28 04:43:24,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-28 04:43:28,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-28 04:43:32,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2024-11-28 04:43:37,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2024-11-28 04:43:37,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 72 [2024-11-28 04:43:38,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 75 [2024-11-28 04:43:40,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2024-11-28 04:43:41,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 121 [2024-11-28 04:43:43,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 98 [2024-11-28 04:43:43,863 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 192 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-28 04:43:43,864 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:44:04,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1284584743] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:44:04,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:44:04,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 29 [2024-11-28 04:44:04,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739078191] [2024-11-28 04:44:04,170 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:44:04,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-28 04:44:04,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:44:04,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-28 04:44:04,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1225, Unknown=9, NotChecked=0, Total=1406 [2024-11-28 04:44:04,172 INFO L87 Difference]: Start difference. First operand 402 states and 515 transitions. Second operand has 30 states, 30 states have (on average 4.8) internal successors, (144), 29 states have internal predecessors, (144), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-28 04:44:06,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:07,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:09,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:13,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:15,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:16,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:19,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:21,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:23,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:25,346 WARN L539 Checker$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] [2024-11-28 04:44:26,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:44:52,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:45:02,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:45:22,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:22,061 INFO L93 Difference]: Finished difference Result 730 states and 953 transitions. [2024-11-28 04:45:22,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-28 04:45:22,063 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.8) internal successors, (144), 29 states have internal predecessors, (144), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) Word has length 137 [2024-11-28 04:45:22,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:22,066 INFO L225 Difference]: With dead ends: 730 [2024-11-28 04:45:22,066 INFO L226 Difference]: Without dead ends: 488 [2024-11-28 04:45:22,068 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 294 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 87.5s TimeCoverageRelationStatistics Valid=487, Invalid=2366, Unknown=9, NotChecked=0, Total=2862 [2024-11-28 04:45:22,068 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 1213 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 2339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 66.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:22,069 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1213 Valid, 918 Invalid, 2339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 66.5s Time] [2024-11-28 04:45:22,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2024-11-28 04:45:22,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 424. [2024-11-28 04:45:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 341 states have (on average 1.278592375366569) internal successors, (436), 341 states have internal predecessors, (436), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:45:22,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 548 transitions. [2024-11-28 04:45:22,259 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 548 transitions. Word has length 137 [2024-11-28 04:45:22,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:22,259 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 548 transitions. [2024-11-28 04:45:22,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.8) internal successors, (144), 29 states have internal predecessors, (144), 11 states have call successors, (30), 11 states have call predecessors, (30), 11 states have return successors, (30), 11 states have call predecessors, (30), 11 states have call successors, (30) [2024-11-28 04:45:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 548 transitions. [2024-11-28 04:45:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:45:22,261 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:22,261 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:22,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (19)] Ended with exit code 0 [2024-11-28 04:45:22,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-28 04:45:22,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:45:22,662 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:22,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:22,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1081826860, now seen corresponding path program 1 times [2024-11-28 04:45:22,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:22,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [636095349] [2024-11-28 04:45:22,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:22,663 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 [2024-11-28 04:45:22,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:22,665 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:45:22,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (21)] Waiting until timeout for monitored process [2024-11-28 04:45:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:23,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:45:23,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:23,893 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:45:23,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 67 [2024-11-28 04:45:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-28 04:45:24,220 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:45:25,153 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:45:25,153 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 113 treesize of output 1 [2024-11-28 04:45:25,197 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-28 04:45:25,198 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:25,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [636095349] [2024-11-28 04:45:25,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [636095349] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:45:25,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:45:25,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-28 04:45:25,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438249306] [2024-11-28 04:45:25,198 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:45:25,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:45:25,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:25,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:45:25,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:45:25,200 INFO L87 Difference]: Start difference. First operand 424 states and 548 transitions. Second operand has 12 states, 11 states have (on average 8.0) internal successors, (88), 12 states have internal predecessors, (88), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-28 04:45:27,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:28,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:35,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:35,183 INFO L93 Difference]: Finished difference Result 807 states and 1038 transitions. [2024-11-28 04:45:35,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 04:45:35,184 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.0) internal successors, (88), 12 states have internal predecessors, (88), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 138 [2024-11-28 04:45:35,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:35,186 INFO L225 Difference]: With dead ends: 807 [2024-11-28 04:45:35,186 INFO L226 Difference]: Without dead ends: 456 [2024-11-28 04:45:35,187 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2024-11-28 04:45:35,188 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 157 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:35,188 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 481 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2024-11-28 04:45:35,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2024-11-28 04:45:35,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 420. [2024-11-28 04:45:35,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 337 states have (on average 1.2700296735905046) internal successors, (428), 337 states have internal predecessors, (428), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:45:35,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 540 transitions. [2024-11-28 04:45:35,357 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 540 transitions. Word has length 138 [2024-11-28 04:45:35,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:35,357 INFO L471 AbstractCegarLoop]: Abstraction has 420 states and 540 transitions. [2024-11-28 04:45:35,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.0) internal successors, (88), 12 states have internal predecessors, (88), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-28 04:45:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 540 transitions. [2024-11-28 04:45:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:45:35,358 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:35,358 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:35,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (21)] Forceful destruction successful, exit code 0 [2024-11-28 04:45:35,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:45:35,558 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:35,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:35,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1297717152, now seen corresponding path program 1 times [2024-11-28 04:45:35,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:35,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1277859904] [2024-11-28 04:45:35,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:35,559 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 [2024-11-28 04:45:35,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:35,561 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:45:35,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (22)] Waiting until timeout for monitored process [2024-11-28 04:45:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:36,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:45:36,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:36,212 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:45:36,213 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 46 treesize of output 34 [2024-11-28 04:45:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-28 04:45:36,289 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:45:36,289 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:36,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1277859904] [2024-11-28 04:45:36,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1277859904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:36,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:36,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:45:36,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222212626] [2024-11-28 04:45:36,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:36,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:45:36,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:36,291 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:45:36,291 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:45:36,292 INFO L87 Difference]: Start difference. First operand 420 states and 540 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:45:37,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:45:40,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:40,649 INFO L93 Difference]: Finished difference Result 682 states and 886 transitions. [2024-11-28 04:45:40,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:45:40,650 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-28 04:45:40,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:40,652 INFO L225 Difference]: With dead ends: 682 [2024-11-28 04:45:40,652 INFO L226 Difference]: Without dead ends: 420 [2024-11-28 04:45:40,653 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:45:40,656 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:40,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 360 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 04:45:40,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2024-11-28 04:45:40,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2024-11-28 04:45:40,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 337 states have (on average 1.258160237388724) internal successors, (424), 337 states have internal predecessors, (424), 56 states have call successors, (56), 26 states have call predecessors, (56), 26 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:45:40,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 536 transitions. [2024-11-28 04:45:40,870 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 536 transitions. Word has length 138 [2024-11-28 04:45:40,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:40,871 INFO L471 AbstractCegarLoop]: Abstraction has 420 states and 536 transitions. [2024-11-28 04:45:40,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-28 04:45:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 536 transitions. [2024-11-28 04:45:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:45:40,874 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:40,874 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:40,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (22)] Ended with exit code 0 [2024-11-28 04:45:41,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:45:41,075 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:41,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:41,076 INFO L85 PathProgramCache]: Analyzing trace with hash 593779754, now seen corresponding path program 1 times [2024-11-28 04:45:41,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:41,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2138793051] [2024-11-28 04:45:41,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:41,076 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 [2024-11-28 04:45:41,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:41,079 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:45:41,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f6cad1-8c97-4e8a-be6d-ade752e659ad/bin/uautomizer-verify-aQ6SnzHsRB/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 (23)] Waiting until timeout for monitored process [2024-11-28 04:45:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:41,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-28 04:45:42,002 INFO L279 TraceCheckSpWp]: Computing forward predicates...