./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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1 --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 [2024-12-02 10:19:13,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:19:13,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:19:13,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:19:13,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:19:13,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:19:13,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:19:13,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:19:13,187 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:19:13,187 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:19:13,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:19:13,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:19:13,188 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:19:13,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:19:13,188 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:19:13,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:19:13,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:19:13,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:19:13,189 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:19:13,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:19:13,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:19:13,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:19:13,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:19:13,191 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:19:13,191 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:19:13,191 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:19:13,191 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:19:13,191 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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 10:19:13,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:19:13,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:19:13,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:19:13,424 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:19:13,425 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:19:13,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-12-02 10:19:16,046 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/8ef772d08/9910a84b9f224de99525d0c3b004d10d/FLAGdf6dbceff [2024-12-02 10:19:16,261 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:19:16,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-12-02 10:19:16,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/8ef772d08/9910a84b9f224de99525d0c3b004d10d/FLAGdf6dbceff [2024-12-02 10:19:16,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/8ef772d08/9910a84b9f224de99525d0c3b004d10d [2024-12-02 10:19:16,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:19:16,285 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:19:16,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:19:16,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:19:16,289 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:19:16,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535b3ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16, skipping insertion in model container [2024-12-02 10:19:16,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,305 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:19:16,406 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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-12-02 10:19:16,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:19:16,472 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:19:16,483 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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-12-02 10:19:16,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:19:16,536 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:19:16,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16 WrapperNode [2024-12-02 10:19:16,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:19:16,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:19:16,537 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:19:16,537 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:19:16,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,587 INFO L138 Inliner]: procedures = 30, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 505 [2024-12-02 10:19:16,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:19:16,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:19:16,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:19:16,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:19:16,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,602 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,609 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-12-02 10:19:16,609 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,623 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:19:16,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:19:16,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:19:16,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:19:16,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (1/1) ... [2024-12-02 10:19:16,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:19:16,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:19:16,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:19:16,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:19:16,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-02 10:19:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:19:16,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:19:16,810 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:19:16,812 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:19:17,358 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-12-02 10:19:17,359 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:19:17,370 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:19:17,371 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:19:17,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:17 BoogieIcfgContainer [2024-12-02 10:19:17,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:19:17,373 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:19:17,373 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:19:17,378 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:19:17,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:19:16" (1/3) ... [2024-12-02 10:19:17,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1644f0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:17, skipping insertion in model container [2024-12-02 10:19:17,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:16" (2/3) ... [2024-12-02 10:19:17,380 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1644f0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:17, skipping insertion in model container [2024-12-02 10:19:17,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:17" (3/3) ... [2024-12-02 10:19:17,381 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-73.i [2024-12-02 10:19:17,397 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:19:17,399 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. [2024-12-02 10:19:17,453 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:19:17,474 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;@1cbc9ee1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:19:17,474 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:19:17,478 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) [2024-12-02 10:19:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:19:17,489 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:17,490 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] [2024-12-02 10:19:17,490 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:17,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:17,496 INFO L85 PathProgramCache]: Analyzing trace with hash -282641606, now seen corresponding path program 1 times [2024-12-02 10:19:17,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:17,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536872727] [2024-12-02 10:19:17,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:17,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-12-02 10:19:17,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:17,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536872727] [2024-12-02 10:19:17,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536872727] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:19:17,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510257737] [2024-12-02 10:19:17,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:17,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:19:17,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:19:17,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:19:17,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:19:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:18,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:19:18,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-12-02 10:19:18,138 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:18,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510257737] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:18,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:19:18,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 10:19:18,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792287950] [2024-12-02 10:19:18,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:18,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:19:18,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:18,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:19:18,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:19:18,169 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) [2024-12-02 10:19:18,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:18,199 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2024-12-02 10:19:18,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:19:18,201 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 [2024-12-02 10:19:18,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:18,208 INFO L225 Difference]: With dead ends: 213 [2024-12-02 10:19:18,208 INFO L226 Difference]: Without dead ends: 106 [2024-12-02 10:19:18,211 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 [2024-12-02 10:19:18,214 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 [2024-12-02 10:19:18,215 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] [2024-12-02 10:19:18,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-12-02 10:19:18,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-12-02 10:19:18,250 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) [2024-12-02 10:19:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-12-02 10:19:18,257 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 129 [2024-12-02 10:19:18,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:18,257 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-12-02 10:19:18,257 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) [2024-12-02 10:19:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-12-02 10:19:18,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:19:18,260 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:18,261 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] [2024-12-02 10:19:18,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:19:18,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 10:19:18,461 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:18,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:18,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1163314308, now seen corresponding path program 1 times [2024-12-02 10:19:18,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:18,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028729392] [2024-12-02 10:19:18,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:18,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-02 10:19:18,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:18,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028729392] [2024-12-02 10:19:18,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028729392] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:19:18,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646628048] [2024-12-02 10:19:18,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:18,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:19:18,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:19:18,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:19:18,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:19:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:19,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 10:19:19,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:19,201 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:19,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646628048] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:19,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:19:19,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-12-02 10:19:19,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817047862] [2024-12-02 10:19:19,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:19,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:19:19,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:19,204 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:19:19,204 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:19:19,205 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) [2024-12-02 10:19:19,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:19,244 INFO L93 Difference]: Finished difference Result 212 states and 311 transitions. [2024-12-02 10:19:19,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:19:19,245 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 [2024-12-02 10:19:19,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:19,247 INFO L225 Difference]: With dead ends: 212 [2024-12-02 10:19:19,247 INFO L226 Difference]: Without dead ends: 109 [2024-12-02 10:19:19,247 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 [2024-12-02 10:19:19,248 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 [2024-12-02 10:19:19,248 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] [2024-12-02 10:19:19,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-12-02 10:19:19,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2024-12-02 10:19:19,258 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) [2024-12-02 10:19:19,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-12-02 10:19:19,260 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 129 [2024-12-02 10:19:19,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:19,261 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-12-02 10:19:19,262 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) [2024-12-02 10:19:19,262 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-12-02 10:19:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:19:19,263 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:19,264 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] [2024-12-02 10:19:19,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 10:19:19,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:19:19,464 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:19,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:19,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1161467266, now seen corresponding path program 1 times [2024-12-02 10:19:19,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:19,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667380518] [2024-12-02 10:19:19,465 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:19,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-02 10:19:19,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:19,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667380518] [2024-12-02 10:19:19,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667380518] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:19:19,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794124932] [2024-12-02 10:19:19,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:19,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:19:19,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:19:19,777 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:19:19,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:19:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:20,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 10:19:20,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:20,082 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:20,082 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:20,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794124932] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:20,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:19:20,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-12-02 10:19:20,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467913767] [2024-12-02 10:19:20,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:20,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:19:20,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:20,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:19:20,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:19:20,085 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) [2024-12-02 10:19:20,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:20,117 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2024-12-02 10:19:20,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:19:20,118 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 [2024-12-02 10:19:20,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:20,120 INFO L225 Difference]: With dead ends: 215 [2024-12-02 10:19:20,120 INFO L226 Difference]: Without dead ends: 110 [2024-12-02 10:19:20,121 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 [2024-12-02 10:19:20,122 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 [2024-12-02 10:19:20,122 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] [2024-12-02 10:19:20,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-12-02 10:19:20,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-12-02 10:19:20,129 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) [2024-12-02 10:19:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2024-12-02 10:19:20,131 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 129 [2024-12-02 10:19:20,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:20,132 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2024-12-02 10:19:20,132 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) [2024-12-02 10:19:20,132 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-12-02 10:19:20,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:19:20,134 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:20,134 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] [2024-12-02 10:19:20,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 10:19:20,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:19:20,335 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:20,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:20,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1991140457, now seen corresponding path program 1 times [2024-12-02 10:19:20,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:20,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88140187] [2024-12-02 10:19:20,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:20,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:20,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:20,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88140187] [2024-12-02 10:19:20,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88140187] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:20,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:20,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:19:20,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276994727] [2024-12-02 10:19:20,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:20,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:19:20,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:20,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:19:20,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:19:20,950 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) [2024-12-02 10:19:21,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:21,319 INFO L93 Difference]: Finished difference Result 219 states and 318 transitions. [2024-12-02 10:19:21,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:19:21,320 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 [2024-12-02 10:19:21,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:21,321 INFO L225 Difference]: With dead ends: 219 [2024-12-02 10:19:21,321 INFO L226 Difference]: Without dead ends: 112 [2024-12-02 10:19:21,322 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 [2024-12-02 10:19:21,323 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, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:19:21,323 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 493 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 10:19:21,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-12-02 10:19:21,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-12-02 10:19:21,331 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) [2024-12-02 10:19:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 161 transitions. [2024-12-02 10:19:21,332 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 161 transitions. Word has length 131 [2024-12-02 10:19:21,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:21,333 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 161 transitions. [2024-12-02 10:19:21,333 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) [2024-12-02 10:19:21,333 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 161 transitions. [2024-12-02 10:19:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:19:21,335 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:21,336 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] [2024-12-02 10:19:21,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:19:21,336 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:21,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:21,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1568438631, now seen corresponding path program 1 times [2024-12-02 10:19:21,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:21,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168689033] [2024-12-02 10:19:21,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:21,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:23,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:23,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168689033] [2024-12-02 10:19:23,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168689033] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:23,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:23,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 10:19:23,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555247869] [2024-12-02 10:19:23,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:23,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 10:19:23,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:23,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 10:19:23,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-12-02 10:19:23,520 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) [2024-12-02 10:19:24,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:24,564 INFO L93 Difference]: Finished difference Result 274 states and 394 transitions. [2024-12-02 10:19:24,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:19:24,565 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 [2024-12-02 10:19:24,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:24,566 INFO L225 Difference]: With dead ends: 274 [2024-12-02 10:19:24,566 INFO L226 Difference]: Without dead ends: 165 [2024-12-02 10:19:24,567 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 [2024-12-02 10:19:24,567 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 363 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:19:24,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 369 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 10:19:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-12-02 10:19:24,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 126. [2024-12-02 10:19:24,585 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) [2024-12-02 10:19:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 183 transitions. [2024-12-02 10:19:24,587 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 183 transitions. Word has length 131 [2024-12-02 10:19:24,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:24,587 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 183 transitions. [2024-12-02 10:19:24,588 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) [2024-12-02 10:19:24,588 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 183 transitions. [2024-12-02 10:19:24,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:19:24,590 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:24,590 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] [2024-12-02 10:19:24,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 10:19:24,590 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:24,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:24,591 INFO L85 PathProgramCache]: Analyzing trace with hash -557321381, now seen corresponding path program 1 times [2024-12-02 10:19:24,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:24,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099903123] [2024-12-02 10:19:24,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:24,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:26,399 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:26,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:26,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099903123] [2024-12-02 10:19:26,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099903123] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:26,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:26,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 10:19:26,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388005249] [2024-12-02 10:19:26,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:26,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 10:19:26,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:26,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 10:19:26,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:19:26,401 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) [2024-12-02 10:19:27,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:27,245 INFO L93 Difference]: Finished difference Result 319 states and 467 transitions. [2024-12-02 10:19:27,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:19:27,245 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 [2024-12-02 10:19:27,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:27,247 INFO L225 Difference]: With dead ends: 319 [2024-12-02 10:19:27,247 INFO L226 Difference]: Without dead ends: 196 [2024-12-02 10:19:27,248 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 [2024-12-02 10:19:27,249 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 87 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:19:27,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 525 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 10:19:27,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-12-02 10:19:27,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 187. [2024-12-02 10:19:27,269 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) [2024-12-02 10:19:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 274 transitions. [2024-12-02 10:19:27,271 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 274 transitions. Word has length 131 [2024-12-02 10:19:27,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:27,271 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 274 transitions. [2024-12-02 10:19:27,271 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) [2024-12-02 10:19:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2024-12-02 10:19:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-02 10:19:27,273 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:27,274 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] [2024-12-02 10:19:27,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 10:19:27,274 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:27,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:27,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1833875789, now seen corresponding path program 1 times [2024-12-02 10:19:27,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:27,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462310690] [2024-12-02 10:19:27,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:27,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:27,901 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:27,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:27,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462310690] [2024-12-02 10:19:27,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462310690] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:27,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:27,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 10:19:27,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809083901] [2024-12-02 10:19:27,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:27,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:19:27,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:27,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:19:27,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:19:27,903 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) [2024-12-02 10:19:28,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:28,505 INFO L93 Difference]: Finished difference Result 351 states and 510 transitions. [2024-12-02 10:19:28,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:19:28,506 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 [2024-12-02 10:19:28,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:28,508 INFO L225 Difference]: With dead ends: 351 [2024-12-02 10:19:28,508 INFO L226 Difference]: Without dead ends: 228 [2024-12-02 10:19:28,508 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 [2024-12-02 10:19:28,510 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 199 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2024-12-02 10:19:28,510 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] [2024-12-02 10:19:28,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-12-02 10:19:28,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 187. [2024-12-02 10:19:28,532 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) [2024-12-02 10:19:28,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 274 transitions. [2024-12-02 10:19:28,534 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 274 transitions. Word has length 132 [2024-12-02 10:19:28,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:28,535 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 274 transitions. [2024-12-02 10:19:28,535 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) [2024-12-02 10:19:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2024-12-02 10:19:28,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-02 10:19:28,536 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:28,537 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] [2024-12-02 10:19:28,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 10:19:28,537 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:28,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:28,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1449974257, now seen corresponding path program 1 times [2024-12-02 10:19:28,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:28,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652440538] [2024-12-02 10:19:28,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:28,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:30,309 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:30,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:30,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652440538] [2024-12-02 10:19:30,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652440538] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:30,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:30,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 10:19:30,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074638821] [2024-12-02 10:19:30,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:30,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:19:30,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:30,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:19:30,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:19:30,311 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) [2024-12-02 10:19:30,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:30,739 INFO L93 Difference]: Finished difference Result 317 states and 464 transitions. [2024-12-02 10:19:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:19:30,739 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 [2024-12-02 10:19:30,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:30,741 INFO L225 Difference]: With dead ends: 317 [2024-12-02 10:19:30,741 INFO L226 Difference]: Without dead ends: 194 [2024-12-02 10:19:30,742 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 [2024-12-02 10:19:30,742 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 127 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 [2024-12-02 10:19:30,742 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] [2024-12-02 10:19:30,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-12-02 10:19:30,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 187. [2024-12-02 10:19:30,756 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) [2024-12-02 10:19:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 273 transitions. [2024-12-02 10:19:30,757 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 273 transitions. Word has length 132 [2024-12-02 10:19:30,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:30,758 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 273 transitions. [2024-12-02 10:19:30,758 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) [2024-12-02 10:19:30,758 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 273 transitions. [2024-12-02 10:19:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-02 10:19:30,759 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:30,759 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] [2024-12-02 10:19:30,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 10:19:30,760 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:30,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:30,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1231119539, now seen corresponding path program 1 times [2024-12-02 10:19:30,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:30,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466906038] [2024-12-02 10:19:30,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:30,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:34,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:19:34,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466906038] [2024-12-02 10:19:34,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466906038] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:34,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:34,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 10:19:34,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445958562] [2024-12-02 10:19:34,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:34,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 10:19:34,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:19:34,356 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 10:19:34,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-12-02 10:19:34,357 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) [2024-12-02 10:19:35,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:35,420 INFO L93 Difference]: Finished difference Result 363 states and 526 transitions. [2024-12-02 10:19:35,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:19:35,420 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 [2024-12-02 10:19:35,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:35,421 INFO L225 Difference]: With dead ends: 363 [2024-12-02 10:19:35,421 INFO L226 Difference]: Without dead ends: 240 [2024-12-02 10:19:35,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:19:35,422 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 139 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:19:35,422 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 470 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 10:19:35,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-12-02 10:19:35,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 196. [2024-12-02 10:19:35,442 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) [2024-12-02 10:19:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 283 transitions. [2024-12-02 10:19:35,443 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 283 transitions. Word has length 132 [2024-12-02 10:19:35,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:35,444 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 283 transitions. [2024-12-02 10:19:35,444 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) [2024-12-02 10:19:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 283 transitions. [2024-12-02 10:19:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-02 10:19:35,445 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:35,445 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] [2024-12-02 10:19:35,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 10:19:35,445 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:35,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:35,446 INFO L85 PathProgramCache]: Analyzing trace with hash 2042779403, now seen corresponding path program 1 times [2024-12-02 10:19:35,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:19:35,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970521908] [2024-12-02 10:19:35,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:35,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:19:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:19:35,527 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:19:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:19:35,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:19:35,663 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:19:35,664 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:19:35,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 10:19:35,668 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:19:35,778 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:19:35,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:19:35 BoogieIcfgContainer [2024-12-02 10:19:35,781 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:19:35,782 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:19:35,782 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:19:35,782 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:19:35,783 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:17" (3/4) ... [2024-12-02 10:19:35,785 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:19:35,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:19:35,786 INFO L158 Benchmark]: Toolchain (without parser) took 19501.47ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 117.2MB in the beginning and 513.1MB in the end (delta: -395.9MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2024-12-02 10:19:35,786 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 82.9MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:19:35,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.12ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 100.9MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:19:35,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.15ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 97.4MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:19:35,787 INFO L158 Benchmark]: Boogie Preprocessor took 49.37ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 94.3MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:19:35,787 INFO L158 Benchmark]: RCFGBuilder took 733.25ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 60.0MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 10:19:35,788 INFO L158 Benchmark]: TraceAbstraction took 18408.05ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 59.4MB in the beginning and 513.2MB in the end (delta: -453.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-12-02 10:19:35,788 INFO L158 Benchmark]: Witness Printer took 3.61ms. Allocated memory is still 654.3MB. Free memory was 513.2MB in the beginning and 513.1MB in the end (delta: 57.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:19:35,790 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 82.9MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.12ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 100.9MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.15ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 97.4MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.37ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 94.3MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 733.25ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 60.0MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 18408.05ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 59.4MB in the beginning and 513.2MB in the end (delta: -453.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * Witness Printer took 3.61ms. Allocated memory is still 654.3MB. Free memory was 513.2MB in the beginning and 513.1MB in the end (delta: 57.6kB). Peak memory consumption was 8.4MB. 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 125, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 109. 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: 18.2s, OverallIterations: 10, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 917 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 916 mSDsluCounter, 3724 SdHoareTripleChecker+Invalid, 3.4s 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, 1.0s 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, 0.9s SatisfiabilityAnalysisTime, 10.7s 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 [2024-12-02 10:19:35,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1 --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 [2024-12-02 10:19:37,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:19:37,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:19:37,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:19:37,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:19:37,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:19:37,935 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:19:37,935 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:19:37,935 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:19:37,935 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:19:37,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:19:37,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:19:37,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:19:37,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:19:37,936 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:19:37,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:19:37,936 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:19:37,936 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:19:37,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:19:37,937 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:19:37,938 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:19:37,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:19:37,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:19:37,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:19:37,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:19:37,939 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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 10:19:38,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:19:38,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:19:38,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:19:38,198 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:19:38,199 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:19:38,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-12-02 10:19:40,897 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/b67696540/6418aaef1c874e0ea77fc8580ebf2dcc/FLAGe4502d103 [2024-12-02 10:19:41,075 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:19:41,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i [2024-12-02 10:19:41,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/b67696540/6418aaef1c874e0ea77fc8580ebf2dcc/FLAGe4502d103 [2024-12-02 10:19:41,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/data/b67696540/6418aaef1c874e0ea77fc8580ebf2dcc [2024-12-02 10:19:41,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:19:41,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:19:41,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:19:41,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:19:41,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:19:41,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185875b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41, skipping insertion in model container [2024-12-02 10:19:41,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:19:41,254 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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-12-02 10:19:41,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:19:41,335 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:19:41,345 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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-73.i[917,930] [2024-12-02 10:19:41,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:19:41,409 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:19:41,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41 WrapperNode [2024-12-02 10:19:41,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:19:41,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:19:41,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:19:41,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:19:41,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,466 INFO L138 Inliner]: procedures = 37, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2024-12-02 10:19:41,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:19:41,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:19:41,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:19:41,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:19:41,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,483 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,502 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]. [2024-12-02 10:19:41,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,519 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,530 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:19:41,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:19:41,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:19:41,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:19:41,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (1/1) ... [2024-12-02 10:19:41,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:19:41,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:19:41,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:19:41,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:19:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-12-02 10:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:19:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:19:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 10:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 10:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-12-02 10:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-12-02 10:19:41,725 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:19:41,726 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:19:45,983 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-12-02 10:19:45,983 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:19:45,993 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:19:45,994 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:19:45,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:45 BoogieIcfgContainer [2024-12-02 10:19:45,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:19:46,003 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:19:46,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:19:46,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:19:46,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:19:41" (1/3) ... [2024-12-02 10:19:46,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@884bfa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:46, skipping insertion in model container [2024-12-02 10:19:46,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:41" (2/3) ... [2024-12-02 10:19:46,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@884bfa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:19:46, skipping insertion in model container [2024-12-02 10:19:46,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:19:45" (3/3) ... [2024-12-02 10:19:46,012 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-73.i [2024-12-02 10:19:46,023 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:19:46,024 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. [2024-12-02 10:19:46,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:19:46,079 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;@14f91131, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:19:46,079 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:19:46,083 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) [2024-12-02 10:19:46,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:19:46,092 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:46,093 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] [2024-12-02 10:19:46,093 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:46,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:46,097 INFO L85 PathProgramCache]: Analyzing trace with hash 2041388229, now seen corresponding path program 1 times [2024-12-02 10:19:46,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:46,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1696738642] [2024-12-02 10:19:46,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:46,106 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 [2024-12-02 10:19:46,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:46,108 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:46,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:46,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:19:46,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:46,543 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-02 10:19:46,544 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:46,544 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:19:46,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1696738642] [2024-12-02 10:19:46,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1696738642] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:46,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:46,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:19:46,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181672889] [2024-12-02 10:19:46,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:46,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:19:46,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:19:46,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:19:46,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:19:46,573 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) [2024-12-02 10:19:46,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:46,601 INFO L93 Difference]: Finished difference Result 213 states and 333 transitions. [2024-12-02 10:19:46,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:19:46,603 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 [2024-12-02 10:19:46,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:46,610 INFO L225 Difference]: With dead ends: 213 [2024-12-02 10:19:46,610 INFO L226 Difference]: Without dead ends: 106 [2024-12-02 10:19:46,613 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 [2024-12-02 10:19:46,616 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 [2024-12-02 10:19:46,616 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] [2024-12-02 10:19:46,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-12-02 10:19:46,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-12-02 10:19:46,651 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) [2024-12-02 10:19:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 155 transitions. [2024-12-02 10:19:46,657 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 155 transitions. Word has length 129 [2024-12-02 10:19:46,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:46,657 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 155 transitions. [2024-12-02 10:19:46,658 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) [2024-12-02 10:19:46,658 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2024-12-02 10:19:46,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:19:46,660 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:46,660 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] [2024-12-02 10:19:46,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:46,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:46,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:46,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:46,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1160715527, now seen corresponding path program 1 times [2024-12-02 10:19:46,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:46,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192549407] [2024-12-02 10:19:46,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:46,863 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 [2024-12-02 10:19:46,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:46,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:46,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:47,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 10:19:47,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-12-02 10:19:47,271 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:47,271 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:19:47,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192549407] [2024-12-02 10:19:47,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1192549407] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:47,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:47,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:19:47,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044530902] [2024-12-02 10:19:47,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:47,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:19:47,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:19:47,273 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:19:47,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:19:47,274 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) [2024-12-02 10:19:47,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:47,354 INFO L93 Difference]: Finished difference Result 211 states and 310 transitions. [2024-12-02 10:19:47,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:19:47,355 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 [2024-12-02 10:19:47,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:47,356 INFO L225 Difference]: With dead ends: 211 [2024-12-02 10:19:47,357 INFO L226 Difference]: Without dead ends: 108 [2024-12-02 10:19:47,357 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 [2024-12-02 10:19:47,358 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 [2024-12-02 10:19:47,358 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] [2024-12-02 10:19:47,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-12-02 10:19:47,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-12-02 10:19:47,367 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) [2024-12-02 10:19:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2024-12-02 10:19:47,369 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 129 [2024-12-02 10:19:47,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:47,370 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2024-12-02 10:19:47,370 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) [2024-12-02 10:19:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2024-12-02 10:19:47,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:19:47,372 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:47,372 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] [2024-12-02 10:19:47,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:47,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:47,573 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:47,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:47,574 INFO L85 PathProgramCache]: Analyzing trace with hash 689359177, now seen corresponding path program 1 times [2024-12-02 10:19:47,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:47,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1355406972] [2024-12-02 10:19:47,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:47,574 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 [2024-12-02 10:19:47,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:47,576 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:47,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:47,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 10:19:47,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:47,985 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:47,985 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:19:47,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1355406972] [2024-12-02 10:19:47,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1355406972] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:47,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:47,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:19:47,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204188089] [2024-12-02 10:19:47,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:47,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:19:47,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:19:47,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:19:47,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:19:47,987 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) [2024-12-02 10:19:48,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:48,039 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2024-12-02 10:19:48,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:19:48,041 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 [2024-12-02 10:19:48,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:48,043 INFO L225 Difference]: With dead ends: 215 [2024-12-02 10:19:48,043 INFO L226 Difference]: Without dead ends: 110 [2024-12-02 10:19:48,043 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 [2024-12-02 10:19:48,044 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 [2024-12-02 10:19:48,045 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] [2024-12-02 10:19:48,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-12-02 10:19:48,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-12-02 10:19:48,052 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) [2024-12-02 10:19:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2024-12-02 10:19:48,053 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 129 [2024-12-02 10:19:48,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:48,054 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2024-12-02 10:19:48,054 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) [2024-12-02 10:19:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-12-02 10:19:48,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:19:48,056 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:48,056 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] [2024-12-02 10:19:48,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 10:19:48,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:48,257 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:48,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:48,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1547220764, now seen corresponding path program 1 times [2024-12-02 10:19:48,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:48,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [19285810] [2024-12-02 10:19:48,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:48,258 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 [2024-12-02 10:19:48,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:48,260 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:48,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:48,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:19:48,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:19:48,667 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:48,668 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:19:48,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [19285810] [2024-12-02 10:19:48,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [19285810] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:48,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:48,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:19:48,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26942430] [2024-12-02 10:19:48,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:48,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:19:48,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:19:48,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:19:48,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:19:48,669 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) [2024-12-02 10:19:48,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:48,744 INFO L93 Difference]: Finished difference Result 222 states and 322 transitions. [2024-12-02 10:19:48,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:19:48,745 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 [2024-12-02 10:19:48,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:48,746 INFO L225 Difference]: With dead ends: 222 [2024-12-02 10:19:48,746 INFO L226 Difference]: Without dead ends: 115 [2024-12-02 10:19:48,747 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 [2024-12-02 10:19:48,747 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 [2024-12-02 10:19:48,748 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] [2024-12-02 10:19:48,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-12-02 10:19:48,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-12-02 10:19:48,755 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) [2024-12-02 10:19:48,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 163 transitions. [2024-12-02 10:19:48,756 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 163 transitions. Word has length 131 [2024-12-02 10:19:48,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:48,757 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 163 transitions. [2024-12-02 10:19:48,757 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) [2024-12-02 10:19:48,757 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2024-12-02 10:19:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:19:48,759 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:48,759 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] [2024-12-02 10:19:48,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-12-02 10:19:48,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:48,959 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:48,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:48,960 INFO L85 PathProgramCache]: Analyzing trace with hash 227786598, now seen corresponding path program 1 times [2024-12-02 10:19:48,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:48,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1180404361] [2024-12-02 10:19:48,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:48,960 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 [2024-12-02 10:19:48,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:48,962 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:48,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:49,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 10:19:49,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:49,564 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 [2024-12-02 10:19:49,614 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-02 10:19:49,614 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:49,614 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:19:49,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1180404361] [2024-12-02 10:19:49,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1180404361] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:49,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:49,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:19:49,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080265109] [2024-12-02 10:19:49,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:49,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:19:49,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:19:49,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:19:49,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:19:49,616 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) [2024-12-02 10:19:50,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:19:53,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:53,901 INFO L93 Difference]: Finished difference Result 226 states and 324 transitions. [2024-12-02 10:19:53,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:19:53,902 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 [2024-12-02 10:19:53,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:53,903 INFO L225 Difference]: With dead ends: 226 [2024-12-02 10:19:53,903 INFO L226 Difference]: Without dead ends: 115 [2024-12-02 10:19:53,903 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 [2024-12-02 10:19:53,904 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 123 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:19:53,904 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 438 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 10:19:53,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-12-02 10:19:53,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-12-02 10:19:53,910 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) [2024-12-02 10:19:53,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2024-12-02 10:19:53,912 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 162 transitions. Word has length 131 [2024-12-02 10:19:53,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:53,912 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 162 transitions. [2024-12-02 10:19:53,913 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) [2024-12-02 10:19:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 162 transitions. [2024-12-02 10:19:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 10:19:53,914 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:53,915 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] [2024-12-02 10:19:53,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:54,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:54,115 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:54,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:54,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1395501140, now seen corresponding path program 1 times [2024-12-02 10:19:54,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:54,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207258031] [2024-12-02 10:19:54,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:54,117 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 [2024-12-02 10:19:54,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:54,118 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:54,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:54,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 10:19:54,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:19:54,716 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 [2024-12-02 10:19:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 10:19:54,743 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:19:54,744 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:19:54,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207258031] [2024-12-02 10:19:54,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207258031] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:19:54,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:19:54,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:19:54,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663142779] [2024-12-02 10:19:54,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:19:54,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:19:54,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:19:54,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:19:54,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:19:54,745 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) [2024-12-02 10:19:55,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:19:59,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:19:59,387 INFO L93 Difference]: Finished difference Result 226 states and 322 transitions. [2024-12-02 10:19:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:19:59,388 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 [2024-12-02 10:19:59,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:19:59,389 INFO L225 Difference]: With dead ends: 226 [2024-12-02 10:19:59,390 INFO L226 Difference]: Without dead ends: 115 [2024-12-02 10:19:59,390 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 [2024-12-02 10:19:59,391 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 102 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:19:59,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 434 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 10:19:59,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-12-02 10:19:59,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-12-02 10:19:59,397 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) [2024-12-02 10:19:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 161 transitions. [2024-12-02 10:19:59,399 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 161 transitions. Word has length 133 [2024-12-02 10:19:59,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:19:59,399 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 161 transitions. [2024-12-02 10:19:59,399 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) [2024-12-02 10:19:59,399 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2024-12-02 10:19:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 10:19:59,401 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:19:59,401 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] [2024-12-02 10:19:59,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:59,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:59,601 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:19:59,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:19:59,602 INFO L85 PathProgramCache]: Analyzing trace with hash 752811686, now seen corresponding path program 1 times [2024-12-02 10:19:59,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:19:59,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1976210334] [2024-12-02 10:19:59,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:19:59,602 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 [2024-12-02 10:19:59,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:19:59,604 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:19:59,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:19:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:19:59,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 10:19:59,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:20:00,002 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 [2024-12-02 10:20:00,041 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:20:00,041 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:20:00,041 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:20:00,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1976210334] [2024-12-02 10:20:00,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1976210334] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:20:00,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:20:00,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:20:00,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667210006] [2024-12-02 10:20:00,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:20:00,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:20:00,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:20:00,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:20:00,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:20:00,043 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) [2024-12-02 10:20:01,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:20:02,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:20:02,569 INFO L93 Difference]: Finished difference Result 227 states and 322 transitions. [2024-12-02 10:20:02,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:20:02,569 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 [2024-12-02 10:20:02,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:20:02,570 INFO L225 Difference]: With dead ends: 227 [2024-12-02 10:20:02,570 INFO L226 Difference]: Without dead ends: 116 [2024-12-02 10:20:02,571 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 [2024-12-02 10:20:02,571 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s 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, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:20:02,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 376 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 10:20:02,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-12-02 10:20:02,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-12-02 10:20:02,574 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) [2024-12-02 10:20:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 163 transitions. [2024-12-02 10:20:02,575 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 163 transitions. Word has length 135 [2024-12-02 10:20:02,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:20:02,575 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 163 transitions. [2024-12-02 10:20:02,576 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) [2024-12-02 10:20:02,576 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2024-12-02 10:20:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 10:20:02,576 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:20:02,577 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] [2024-12-02 10:20:02,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:20:02,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:20:02,777 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:20:02,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:20:02,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1175513512, now seen corresponding path program 1 times [2024-12-02 10:20:02,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:20:02,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [850402441] [2024-12-02 10:20:02,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:20:02,778 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 [2024-12-02 10:20:02,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:20:02,779 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:20:02,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:20:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:20:03,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 10:20:03,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:20:03,281 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:20:03,281 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 [2024-12-02 10:20:03,326 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:20:03,326 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:20:03,327 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:20:03,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [850402441] [2024-12-02 10:20:03,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [850402441] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:20:03,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:20:03,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:20:03,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840334478] [2024-12-02 10:20:03,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:20:03,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:20:03,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:20:03,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:20:03,328 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:20:03,328 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) [2024-12-02 10:20:04,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:05,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:20:08,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:20:08,334 INFO L93 Difference]: Finished difference Result 229 states and 323 transitions. [2024-12-02 10:20:08,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:20:08,335 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 [2024-12-02 10:20:08,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:20:08,335 INFO L225 Difference]: With dead ends: 229 [2024-12-02 10:20:08,335 INFO L226 Difference]: Without dead ends: 116 [2024-12-02 10:20:08,336 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 [2024-12-02 10:20:08,336 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:20:08,336 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-12-02 10:20:08,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-12-02 10:20:08,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2024-12-02 10:20:08,341 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) [2024-12-02 10:20:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 160 transitions. [2024-12-02 10:20:08,342 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 160 transitions. Word has length 135 [2024-12-02 10:20:08,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:20:08,343 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 160 transitions. [2024-12-02 10:20:08,343 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) [2024-12-02 10:20:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 160 transitions. [2024-12-02 10:20:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 10:20:08,344 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:20:08,344 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] [2024-12-02 10:20:08,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:20:08,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:20:08,545 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:20:08,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:20:08,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1295579430, now seen corresponding path program 1 times [2024-12-02 10:20:08,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:20:08,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1834367520] [2024-12-02 10:20:08,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:20:08,546 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 [2024-12-02 10:20:08,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:20:08,547 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:20:08,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:20:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:20:09,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-02 10:20:09,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:20:09,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:09,163 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 [2024-12-02 10:20:09,594 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 [2024-12-02 10:20:10,720 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 [2024-12-02 10:20:11,413 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 [2024-12-02 10:20:12,284 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 [2024-12-02 10:20:13,194 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 [2024-12-02 10:20:13,978 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 [2024-12-02 10:20:14,808 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 [2024-12-02 10:20:15,763 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 [2024-12-02 10:20:16,562 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 [2024-12-02 10:20:17,334 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 [2024-12-02 10:20:17,464 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 58 treesize of output 58 [2024-12-02 10:20:17,550 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:20:17,551 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 [2024-12-02 10:20:17,589 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 24 proven. 264 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-02 10:20:17,589 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:20:17,984 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:20:17,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1834367520] [2024-12-02 10:20:17,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1834367520] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:20:17,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1134952251] [2024-12-02 10:20:17,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:20:17,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:20:17,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:20:17,986 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:20:17,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-02 10:20:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:20:19,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-02 10:20:19,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:20:19,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:20:19,797 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 [2024-12-02 10:20:20,239 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 [2024-12-02 10:20:21,214 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 [2024-12-02 10:20:25,185 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 [2024-12-02 10:20:29,516 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 [2024-12-02 10:20:33,926 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 [2024-12-02 10:20:34,936 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 [2024-12-02 10:20:35,987 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 [2024-12-02 10:20:40,441 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 [2024-12-02 10:20:41,280 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 [2024-12-02 10:20:45,708 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 [2024-12-02 10:20:45,900 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 [2024-12-02 10:20:46,042 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 [2024-12-02 10:20:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 8 proven. 348 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-02 10:20:46,056 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:20:46,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1134952251] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:20:46,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:20:46,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2024-12-02 10:20:46,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364991347] [2024-12-02 10:20:46,283 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:20:46,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 10:20:46,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:20:46,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 10:20:46,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=377, Unknown=5, NotChecked=0, Total=462 [2024-12-02 10:20:46,285 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) [2024-12-02 10:20:48,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:49,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:52,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:53,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:54,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:55,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:20:59,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:21:00,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:21:09,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:21:09,549 INFO L93 Difference]: Finished difference Result 315 states and 433 transitions. [2024-12-02 10:21:09,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 10:21:09,550 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 [2024-12-02 10:21:09,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:21:09,552 INFO L225 Difference]: With dead ends: 315 [2024-12-02 10:21:09,552 INFO L226 Difference]: Without dead ends: 204 [2024-12-02 10:21:09,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 309 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 19.3s TimeCoverageRelationStatistics Valid=175, Invalid=690, Unknown=5, NotChecked=0, Total=870 [2024-12-02 10:21:09,553 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 125 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 1002 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s 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, 22.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:21:09,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 742 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 1002 Invalid, 1 Unknown, 0 Unchecked, 22.0s Time] [2024-12-02 10:21:09,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-12-02 10:21:09,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 197. [2024-12-02 10:21:09,572 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) [2024-12-02 10:21:09,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 265 transitions. [2024-12-02 10:21:09,573 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 265 transitions. Word has length 136 [2024-12-02 10:21:09,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:21:09,574 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 265 transitions. [2024-12-02 10:21:09,574 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) [2024-12-02 10:21:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 265 transitions. [2024-12-02 10:21:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 10:21:09,575 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:21:09,575 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] [2024-12-02 10:21:09,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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)] Forceful destruction successful, exit code 0 [2024-12-02 10:21:09,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-02 10:21:09,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 10:21:09,976 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:21:09,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:21:09,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1514434148, now seen corresponding path program 1 times [2024-12-02 10:21:09,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:21:09,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [489856541] [2024-12-02 10:21:09,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:21:09,977 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 [2024-12-02 10:21:09,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:21:09,979 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:21:09,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:21:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:21:10,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-02 10:21:10,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:21:11,755 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 [2024-12-02 10:21:13,468 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 [2024-12-02 10:21:14,689 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 [2024-12-02 10:21:15,992 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 [2024-12-02 10:21:17,071 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 [2024-12-02 10:21:18,480 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 [2024-12-02 10:21:19,859 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 [2024-12-02 10:21:20,993 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 [2024-12-02 10:21:22,756 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2024-12-02 10:21:22,756 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 [2024-12-02 10:21:23,074 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 [2024-12-02 10:21:23,601 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 [2024-12-02 10:21:23,968 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 [2024-12-02 10:21:24,515 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:21:24,515 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 [2024-12-02 10:21:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 180 proven. 192 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-02 10:21:24,815 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:21:58,496 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:21:58,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [489856541] [2024-12-02 10:21:58,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [489856541] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:21:58,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1730494348] [2024-12-02 10:21:58,496 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:21:58,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:21:58,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:21:58,498 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:21:58,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-02 10:22:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:22:01,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-02 10:22:01,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:22:04,900 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 [2024-12-02 10:22:24,805 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 [2024-12-02 10:22:31,779 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 [2024-12-02 10:22:34,131 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 [2024-12-02 10:22:36,348 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 [2024-12-02 10:22:43,603 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 [2024-12-02 10:22:46,128 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 [2024-12-02 10:22:48,561 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 [2024-12-02 10:22:52,425 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2024-12-02 10:22:52,426 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 [2024-12-02 10:22:53,211 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 [2024-12-02 10:22:54,493 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 [2024-12-02 10:22:55,638 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 [2024-12-02 10:22:57,002 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 [2024-12-02 10:22:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 140 proven. 192 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-12-02 10:22:57,073 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:23:12,178 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_89| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 32)) (v_ArrVal_594 (_ BitVec 32))) (let ((.cse6 (bvadd (_ bv4 32) c_~WrapperStruct00_var_1_7_Pointer~0.offset)) (.cse8 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_12_Pointer~0.base (store (select |c_#memory_int#1| c_~WrapperStruct00_var_1_12_Pointer~0.base) c_~WrapperStruct00_var_1_12_Pointer~0.offset |v_skolemized_q#valueAsBitvector_97|)))) (or (let ((.cse2 (bvadd (_ bv4 32) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (let ((.cse3 (let ((.cse7 (store .cse8 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (store (select .cse8 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_89|)) .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_89|))))) (store .cse7 c_~WrapperStruct00_var_1_17_Pointer~0.base (store (select .cse7 c_~WrapperStruct00_var_1_17_Pointer~0.base) c_~WrapperStruct00_var_1_17_Pointer~0.offset v_ArrVal_594))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse3 c_~WrapperStruct00_var_1_1_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse4 (let ((.cse5 (select .cse3 c_~WrapperStruct00_var_1_7_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~WrapperStruct00_var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))) (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_89|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_89|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_89|)) (let ((.cse9 (let ((.cse10 (select .cse8 c_~WrapperStruct00_var_1_7_Pointer~0.base))) (concat (select .cse10 .cse6) (select .cse10 c_~WrapperStruct00_var_1_7_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9)))))))) is different from false [2024-12-02 10:23:28,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1730494348] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:23:28,913 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:23:28,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 29 [2024-12-02 10:23:28,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552241406] [2024-12-02 10:23:28,913 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:23:28,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-12-02 10:23:28,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:23:28,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-12-02 10:23:28,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1174, Unknown=12, NotChecked=70, Total=1406 [2024-12-02 10:23:28,915 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) [2024-12-02 10:23:30,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:31,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:34,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:36,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:38,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:23:40,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:23:42,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:44,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:45,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:47,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:48,320 WARN L539 Checker$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 [0] [2024-12-02 10:23:49,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:23:50,913 WARN L539 Checker$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] [2024-12-02 10:23:52,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:24:48,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:24:48,182 INFO L93 Difference]: Finished difference Result 508 states and 675 transitions. [2024-12-02 10:24:48,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-02 10:24:48,184 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 [2024-12-02 10:24:48,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:24:48,186 INFO L225 Difference]: With dead ends: 508 [2024-12-02 10:24:48,186 INFO L226 Difference]: Without dead ends: 397 [2024-12-02 10:24:48,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 289 SyntacticMatches, 5 SemanticMatches, 53 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 110.0s TimeCoverageRelationStatistics Valid=454, Invalid=2399, Unknown=13, NotChecked=104, Total=2970 [2024-12-02 10:24:48,189 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 1276 mSDsluCounter, 1055 mSDsCounter, 0 mSdLazyCounter, 2412 mSolverCounterSat, 256 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 2676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2412 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:24:48,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 1144 Invalid, 2676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2412 Invalid, 8 Unknown, 0 Unchecked, 65.3s Time] [2024-12-02 10:24:48,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-12-02 10:24:48,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 388. [2024-12-02 10:24:48,267 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) [2024-12-02 10:24:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 507 transitions. [2024-12-02 10:24:48,270 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 507 transitions. Word has length 136 [2024-12-02 10:24:48,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:24:48,270 INFO L471 AbstractCegarLoop]: Abstraction has 388 states and 507 transitions. [2024-12-02 10:24:48,271 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) [2024-12-02 10:24:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2024-12-02 10:24:48,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 10:24:48,272 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:24:48,272 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] [2024-12-02 10:24:48,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-12-02 10:24:48,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 10:24:48,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:24:48,673 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:24:48,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:24:48,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1358591470, now seen corresponding path program 1 times [2024-12-02 10:24:48,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:24:48,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [346493589] [2024-12-02 10:24:48,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:24:48,674 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 [2024-12-02 10:24:48,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:24:48,676 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:24:48,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:24:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:24:49,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-02 10:24:49,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:24:49,861 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 [2024-12-02 10:24:51,908 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 [2024-12-02 10:24:53,083 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 [2024-12-02 10:24:54,669 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 [2024-12-02 10:24:56,819 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 [2024-12-02 10:24:58,363 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 [2024-12-02 10:24:59,988 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 [2024-12-02 10:25:01,826 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 [2024-12-02 10:25:03,628 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 [2024-12-02 10:25:06,436 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 [2024-12-02 10:25:06,558 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 [2024-12-02 10:25:06,819 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:25:06,819 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 [2024-12-02 10:25:07,237 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:25:07,237 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 [2024-12-02 10:25:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 214 proven. 137 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-12-02 10:25:07,385 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:25:08,922 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:25:08,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [346493589] [2024-12-02 10:25:08,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [346493589] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:25:08,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [631213955] [2024-12-02 10:25:08,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:25:08,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:25:08,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:25:08,924 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:25:08,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-02 10:25:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:25:10,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-02 10:25:10,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:25:11,467 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 [2024-12-02 10:25:13,364 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 [2024-12-02 10:25:19,347 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 [2024-12-02 10:25:22,027 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 [2024-12-02 10:25:24,809 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 [2024-12-02 10:25:26,805 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 [2024-12-02 10:25:29,642 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 [2024-12-02 10:25:32,607 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 [2024-12-02 10:25:35,049 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 [2024-12-02 10:25:39,713 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 [2024-12-02 10:25:39,919 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 [2024-12-02 10:25:40,559 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 [2024-12-02 10:25:41,588 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 [2024-12-02 10:25:41,701 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 276 proven. 104 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-02 10:25:41,701 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:25:42,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [631213955] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:25:42,473 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:25:42,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2024-12-02 10:25:42,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260451728] [2024-12-02 10:25:42,473 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:25:42,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 10:25:42,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:25:42,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 10:25:42,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=967, Unknown=1, NotChecked=0, Total=1122 [2024-12-02 10:25:42,475 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) [2024-12-02 10:25:43,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:46,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:47,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:48,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:50,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:51,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:25:52,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:54,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:56,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:25:57,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:25:58,803 WARN L539 Checker$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] [2024-12-02 10:26:00,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:26:01,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:26:02,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:26:33,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:26:37,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:26:46,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:26:54,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:26:58,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:02,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:06,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:14,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:18,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:27,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:31,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:27:48,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:27:48,594 INFO L93 Difference]: Finished difference Result 688 states and 888 transitions. [2024-12-02 10:27:48,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-12-02 10:27:48,595 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 [2024-12-02 10:27:48,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:27:48,597 INFO L225 Difference]: With dead ends: 688 [2024-12-02 10:27:48,597 INFO L226 Difference]: Without dead ends: 460 [2024-12-02 10:27:48,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1389 ImplicationChecksByTransitivity, 51.3s TimeCoverageRelationStatistics Valid=918, Invalid=4187, Unknown=7, NotChecked=0, Total=5112 [2024-12-02 10:27:48,599 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 333 mSDsluCounter, 782 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 199 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 87.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 1938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 87.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:27:48,599 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 856 Invalid, 1938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1728 Invalid, 11 Unknown, 0 Unchecked, 87.7s Time] [2024-12-02 10:27:48,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-12-02 10:27:48,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 384. [2024-12-02 10:27:48,683 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) [2024-12-02 10:27:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 489 transitions. [2024-12-02 10:27:48,685 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 489 transitions. Word has length 137 [2024-12-02 10:27:48,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:27:48,685 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 489 transitions. [2024-12-02 10:27:48,685 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) [2024-12-02 10:27:48,685 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 489 transitions. [2024-12-02 10:27:48,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 10:27:48,686 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:27:48,686 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] [2024-12-02 10:27:48,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-12-02 10:27:48,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:27:49,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:27:49,087 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:27:49,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:27:49,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1247432084, now seen corresponding path program 1 times [2024-12-02 10:27:49,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:27:49,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373753920] [2024-12-02 10:27:49,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:27:49,088 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 [2024-12-02 10:27:49,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:27:49,090 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:27:49,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:27:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:27:49,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-02 10:27:49,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:27:50,460 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 [2024-12-02 10:27:53,429 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 [2024-12-02 10:27:59,608 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 [2024-12-02 10:28:02,047 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 [2024-12-02 10:28:04,593 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 [2024-12-02 10:28:07,072 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 [2024-12-02 10:28:09,989 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 [2024-12-02 10:28:13,258 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 [2024-12-02 10:28:15,971 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 [2024-12-02 10:28:20,249 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 [2024-12-02 10:28:20,555 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 [2024-12-02 10:28:20,942 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 [2024-12-02 10:28:21,915 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 [2024-12-02 10:28:30,324 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:28:30,324 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 [2024-12-02 10:28:38,903 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:28:38,904 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 [2024-12-02 10:28:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 202 proven. 137 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-12-02 10:28:39,110 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:28:47,200 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:28:47,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373753920] [2024-12-02 10:28:47,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1373753920] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:28:47,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1819099523] [2024-12-02 10:28:47,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:28:47,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:28:47,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:28:47,202 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:28:47,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-02 10:28:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:28:49,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 10:28:49,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:28:57,843 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 [2024-12-02 10:28:58,272 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 [2024-12-02 10:28:58,751 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 [2024-12-02 10:29:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:29:01,311 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:29:01,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1819099523] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:29:01,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:29:01,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [17] total 22 [2024-12-02 10:29:01,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777739058] [2024-12-02 10:29:01,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:29:01,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:29:01,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:29:01,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:29:01,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=800, Unknown=5, NotChecked=0, Total=930 [2024-12-02 10:29:01,314 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) [2024-12-02 10:29:03,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:29:05,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:29:08,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:29:09,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:29:09,743 INFO L93 Difference]: Finished difference Result 657 states and 847 transitions. [2024-12-02 10:29:09,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:29:09,744 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 [2024-12-02 10:29:09,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:29:09,747 INFO L225 Difference]: With dead ends: 657 [2024-12-02 10:29:09,747 INFO L226 Difference]: Without dead ends: 433 [2024-12-02 10:29:09,748 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 272 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 35.9s TimeCoverageRelationStatistics Valid=143, Invalid=908, Unknown=5, NotChecked=0, Total=1056 [2024-12-02 10:29:09,749 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 190 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s 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, 7.8s IncrementalHoareTripleChecker+Time [2024-12-02 10:29:09,749 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 397 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2024-12-02 10:29:09,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-12-02 10:29:09,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 394. [2024-12-02 10:29:09,837 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) [2024-12-02 10:29:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 503 transitions. [2024-12-02 10:29:09,839 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 503 transitions. Word has length 137 [2024-12-02 10:29:09,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:29:09,840 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 503 transitions. [2024-12-02 10:29:09,840 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) [2024-12-02 10:29:09,840 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 503 transitions. [2024-12-02 10:29:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 10:29:09,840 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:29:09,841 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] [2024-12-02 10:29:09,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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)] Forceful destruction successful, exit code 0 [2024-12-02 10:29:10,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-02 10:29:10,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 10:29:10,241 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:29:10,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:29:10,242 INFO L85 PathProgramCache]: Analyzing trace with hash 236314834, now seen corresponding path program 1 times [2024-12-02 10:29:10,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:29:10,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [713561041] [2024-12-02 10:29:10,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:29:10,242 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 [2024-12-02 10:29:10,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:29:10,244 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:29:10,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:29:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:29:10,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 10:29:10,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:29:17,566 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2024-12-02 10:29:17,566 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 [2024-12-02 10:29:17,833 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 [2024-12-02 10:29:18,107 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 [2024-12-02 10:29:18,328 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:29:18,328 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 [2024-12-02 10:29:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:29:18,484 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:29:18,484 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:29:18,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [713561041] [2024-12-02 10:29:18,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [713561041] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:29:18,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:29:18,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 10:29:18,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087003532] [2024-12-02 10:29:18,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:29:18,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 10:29:18,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:29:18,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 10:29:18,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:29:18,486 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) [2024-12-02 10:29:20,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:29:22,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:29:24,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:29:27,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:29:33,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:29:34,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:29:34,434 INFO L93 Difference]: Finished difference Result 639 states and 824 transitions. [2024-12-02 10:29:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:29:34,435 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 [2024-12-02 10:29:34,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:29:34,437 INFO L225 Difference]: With dead ends: 639 [2024-12-02 10:29:34,437 INFO L226 Difference]: Without dead ends: 405 [2024-12-02 10:29:34,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-12-02 10:29:34,438 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 110 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:29:34,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 437 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 15.6s Time] [2024-12-02 10:29:34,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2024-12-02 10:29:34,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 402. [2024-12-02 10:29:34,611 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) [2024-12-02 10:29:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 515 transitions. [2024-12-02 10:29:34,613 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 515 transitions. Word has length 137 [2024-12-02 10:29:34,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:29:34,613 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 515 transitions. [2024-12-02 10:29:34,613 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) [2024-12-02 10:29:34,614 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 515 transitions. [2024-12-02 10:29:34,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 10:29:34,615 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:29:34,615 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] [2024-12-02 10:29:34,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:29:34,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:29:34,815 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:29:34,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:29:34,816 INFO L85 PathProgramCache]: Analyzing trace with hash 455169552, now seen corresponding path program 1 times [2024-12-02 10:29:34,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:29:34,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [447699464] [2024-12-02 10:29:34,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:29:34,817 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 [2024-12-02 10:29:34,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:29:34,818 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:29:34,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:29:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:29:35,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-02 10:29:35,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:29:38,888 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 [2024-12-02 10:29:42,705 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 [2024-12-02 10:29:46,106 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 [2024-12-02 10:29:48,962 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 [2024-12-02 10:29:51,486 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 [2024-12-02 10:29:55,282 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 [2024-12-02 10:29:58,932 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 [2024-12-02 10:30:01,769 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 [2024-12-02 10:30:05,978 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 [2024-12-02 10:30:06,123 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 [2024-12-02 10:30:06,700 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 [2024-12-02 10:30:07,973 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 [2024-12-02 10:30:08,635 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 [2024-12-02 10:30:09,759 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:30:09,759 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 [2024-12-02 10:30:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 164 proven. 192 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-02 10:30:10,294 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:31:09,218 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:31:09,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [447699464] [2024-12-02 10:31:09,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [447699464] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:31:09,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [788270321] [2024-12-02 10:31:09,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:31:09,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:31:09,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:31:09,221 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:31:09,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-02 10:31:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:31:12,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-02 10:31:12,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:31:16,469 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 [2024-12-02 10:31:21,772 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 [2024-12-02 10:31:25,792 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 [2024-12-02 10:31:30,170 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 [2024-12-02 10:31:33,545 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 [2024-12-02 10:31:37,317 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 [2024-12-02 10:31:40,777 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 48 treesize of output 45 [2024-12-02 10:31:43,576 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 [2024-12-02 10:31:48,149 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 [2024-12-02 10:31:48,398 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 [2024-12-02 10:31:49,243 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 [2024-12-02 10:31:50,671 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 [2024-12-02 10:31:51,810 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 [2024-12-02 10:31:56,173 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 [2024-12-02 10:31:56,255 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 192 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-12-02 10:31:56,255 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:32:19,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [788270321] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:32:19,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:32:19,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 29 [2024-12-02 10:32:19,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381147612] [2024-12-02 10:32:19,615 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:32:19,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-12-02 10:32:19,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:32:19,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-12-02 10:32:19,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1227, Unknown=7, NotChecked=0, Total=1406 [2024-12-02 10:32:19,616 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) [2024-12-02 10:32:20,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:23,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:26,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:27,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:28,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:30,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:31,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:32,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:35,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:36,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:32:38,321 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] [2024-12-02 10:33:19,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:33:19,930 INFO L93 Difference]: Finished difference Result 730 states and 953 transitions. [2024-12-02 10:33:19,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-02 10:33:19,931 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 [2024-12-02 10:33:19,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:33:19,932 INFO L225 Difference]: With dead ends: 730 [2024-12-02 10:33:19,932 INFO L226 Difference]: Without dead ends: 488 [2024-12-02 10:33:19,933 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 294 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 778 ImplicationChecksByTransitivity, 104.0s TimeCoverageRelationStatistics Valid=487, Invalid=2368, Unknown=7, NotChecked=0, Total=2862 [2024-12-02 10:33:19,934 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 1036 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 1717 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 1925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.8s IncrementalHoareTripleChecker+Time [2024-12-02 10:33:19,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1036 Valid, 782 Invalid, 1925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1717 Invalid, 0 Unknown, 0 Unchecked, 49.8s Time] [2024-12-02 10:33:19,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2024-12-02 10:33:20,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 424. [2024-12-02 10:33:20,035 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) [2024-12-02 10:33:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 548 transitions. [2024-12-02 10:33:20,039 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 548 transitions. Word has length 137 [2024-12-02 10:33:20,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:33:20,040 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 548 transitions. [2024-12-02 10:33:20,040 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) [2024-12-02 10:33:20,040 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 548 transitions. [2024-12-02 10:33:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:33:20,040 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:33:20,041 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] [2024-12-02 10:33:20,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-12-02 10:33:20,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:20,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:20,441 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:33:20,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:33:20,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1081826860, now seen corresponding path program 1 times [2024-12-02 10:33:20,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:33:20,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848747049] [2024-12-02 10:33:20,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:33:20,442 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 [2024-12-02 10:33:20,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:33:20,443 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:33:20,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:33:20,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 10:33:20,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:33:21,350 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:33:21,351 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 [2024-12-02 10:33:21,611 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-12-02 10:33:21,611 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:33:22,381 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:33:22,382 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 [2024-12-02 10:33:22,421 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-02 10:33:22,421 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:33:22,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848747049] [2024-12-02 10:33:22,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [848747049] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:33:22,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:33:22,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-12-02 10:33:22,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307923683] [2024-12-02 10:33:22,421 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:33:22,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 10:33:22,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:33:22,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 10:33:22,422 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 10:33:22,422 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) [2024-12-02 10:33:23,449 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 [] [2024-12-02 10:33:32,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:33:32,293 INFO L93 Difference]: Finished difference Result 807 states and 1038 transitions. [2024-12-02 10:33:32,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 10:33:32,294 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 [2024-12-02 10:33:32,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:33:32,295 INFO L225 Difference]: With dead ends: 807 [2024-12-02 10:33:32,295 INFO L226 Difference]: Without dead ends: 456 [2024-12-02 10:33:32,296 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2024-12-02 10:33:32,296 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 157 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:33:32,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 671 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2024-12-02 10:33:32,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2024-12-02 10:33:32,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 420. [2024-12-02 10:33:32,398 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) [2024-12-02 10:33:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 540 transitions. [2024-12-02 10:33:32,400 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 540 transitions. Word has length 138 [2024-12-02 10:33:32,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:33:32,400 INFO L471 AbstractCegarLoop]: Abstraction has 420 states and 540 transitions. [2024-12-02 10:33:32,400 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) [2024-12-02 10:33:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 540 transitions. [2024-12-02 10:33:32,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:33:32,401 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:33:32,401 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] [2024-12-02 10:33:32,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 10:33:32,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:32,601 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:33:32,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:33:32,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1297717152, now seen corresponding path program 1 times [2024-12-02 10:33:32,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:33:32,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570015097] [2024-12-02 10:33:32,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:33:32,602 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 [2024-12-02 10:33:32,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:33:32,603 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:33:32,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:33:32,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 10:33:33,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:33:33,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:33:33,164 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 [2024-12-02 10:33:33,243 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:33:33,243 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:33:33,243 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:33:33,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570015097] [2024-12-02 10:33:33,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1570015097] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:33:33,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:33:33,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:33:33,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485516033] [2024-12-02 10:33:33,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:33:33,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:33:33,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:33:33,244 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:33:33,244 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:33:33,245 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) [2024-12-02 10:33:35,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 10:33:37,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:33:37,966 INFO L93 Difference]: Finished difference Result 682 states and 886 transitions. [2024-12-02 10:33:37,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:33:37,967 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 [2024-12-02 10:33:37,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:33:37,969 INFO L225 Difference]: With dead ends: 682 [2024-12-02 10:33:37,970 INFO L226 Difference]: Without dead ends: 420 [2024-12-02 10:33:37,970 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 [2024-12-02 10:33:37,971 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:33:37,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 360 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 10:33:37,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2024-12-02 10:33:38,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2024-12-02 10:33:38,107 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) [2024-12-02 10:33:38,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 536 transitions. [2024-12-02 10:33:38,109 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 536 transitions. Word has length 138 [2024-12-02 10:33:38,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:33:38,109 INFO L471 AbstractCegarLoop]: Abstraction has 420 states and 536 transitions. [2024-12-02 10:33:38,109 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) [2024-12-02 10:33:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 536 transitions. [2024-12-02 10:33:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:33:38,110 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:33:38,111 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] [2024-12-02 10:33:38,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:38,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:38,311 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:33:38,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:33:38,311 INFO L85 PathProgramCache]: Analyzing trace with hash 593779754, now seen corresponding path program 1 times [2024-12-02 10:33:38,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:33:38,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350544250] [2024-12-02 10:33:38,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:33:38,312 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 [2024-12-02 10:33:38,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:33:38,314 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:33:38,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0c6bec-aef1-44e5-a255-0b7bb631fb06/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:33:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:33:39,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-02 10:33:39,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:33:42,008 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 [2024-12-02 10:33:45,912 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 99 treesize of output 61 [2024-12-02 10:33:48,656 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 110 treesize of output 64 [2024-12-02 10:33:51,174 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 110 treesize of output 64 [2024-12-02 10:33:53,250 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 110 treesize of output 64