./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d884eeffd8b0023fc900bd81f692be364c6bc9fc89a5974af855cb50a9688a16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:15:12,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:15:12,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 15:15:12,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:15:12,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:15:12,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:15:12,237 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:15:12,237 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:15:12,238 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:15:12,238 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:15:12,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:15:12,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:15:12,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:15:12,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:15:12,239 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:15:12,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:15:12,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:15:12,240 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:15:12,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:15:12,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:15:12,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:15:12,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:15:12,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:15:12,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:15:12,241 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:15:12,241 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:15:12,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:15:12,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:15:12,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:15:12,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:15:12,242 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:15:12,242 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:15:12,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:15:12,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:15:12,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:15:12,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:15:12,243 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:15:12,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:15:12,243 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:15:12,243 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:15:12,243 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:15:12,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:15:12,243 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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d884eeffd8b0023fc900bd81f692be364c6bc9fc89a5974af855cb50a9688a16 [2024-11-13 15:15:12,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:15:12,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:15:12,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:15:12,646 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:15:12,647 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:15:12,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i Unable to find full path for "g++" [2024-11-13 15:15:14,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:15:15,099 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:15:15,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i [2024-11-13 15:15:15,117 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data/cde2c3d7f/f6a24be70dcd48b8a0d701a1b6dee940/FLAG901ed25ea [2024-11-13 15:15:15,138 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data/cde2c3d7f/f6a24be70dcd48b8a0d701a1b6dee940 [2024-11-13 15:15:15,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:15:15,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:15:15,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:15:15,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:15:15,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:15:15,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7854de96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15, skipping insertion in model container [2024-11-13 15:15:15,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:15:15,408 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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i[917,930] [2024-11-13 15:15:15,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:15:15,549 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:15:15,565 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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i[917,930] [2024-11-13 15:15:15,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:15:15,675 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:15:15,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15 WrapperNode [2024-11-13 15:15:15,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:15:15,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:15:15,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:15:15,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:15:15,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,709 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,785 INFO L138 Inliner]: procedures = 30, calls = 192, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 669 [2024-11-13 15:15:15,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:15:15,786 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:15:15,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:15:15,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:15:15,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,809 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,822 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-13 15:15:15,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,864 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:15:15,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:15:15,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:15:15,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:15:15,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (1/1) ... [2024-11-13 15:15:15,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:15:15,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:15:15,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:15:15,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:15:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:15:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-13 15:15:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 15:15:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 15:15:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 15:15:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 15:15:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 15:15:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:15:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:15:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 15:15:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:15:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:15:16,256 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:15:16,258 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:15:17,251 INFO L? ?]: Removed 216 outVars from TransFormulas that were not future-live. [2024-11-13 15:15:17,252 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:15:17,267 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:15:17,267 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:15:17,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:15:17 BoogieIcfgContainer [2024-11-13 15:15:17,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:15:17,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:15:17,275 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:15:17,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:15:17,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:15:15" (1/3) ... [2024-11-13 15:15:17,281 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b52ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:15:17, skipping insertion in model container [2024-11-13 15:15:17,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:15" (2/3) ... [2024-11-13 15:15:17,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b52ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:15:17, skipping insertion in model container [2024-11-13 15:15:17,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:15:17" (3/3) ... [2024-11-13 15:15:17,284 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-49.i [2024-11-13 15:15:17,303 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:15:17,306 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-49.i that has 2 procedures, 136 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:15:17,379 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:15:17,400 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;@3292b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:15:17,401 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:15:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 119 states have (on average 1.4705882352941178) internal successors, (175), 120 states have internal predecessors, (175), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 15:15:17,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:17,429 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:17,430 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:17,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:17,438 INFO L85 PathProgramCache]: Analyzing trace with hash 838868375, now seen corresponding path program 1 times [2024-11-13 15:15:17,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:15:17,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788260148] [2024-11-13 15:15:17,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:17,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:15:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:17,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:15:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:17,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 15:15:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:17,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 15:15:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:17,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 15:15:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:17,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 15:15:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 15:15:18,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 15:15:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 15:15:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 15:15:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:15:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:15:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 15:15:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 15:15:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:15:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:18,125 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:15:18,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:15:18,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788260148] [2024-11-13 15:15:18,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788260148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:18,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:18,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:15:18,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503064782] [2024-11-13 15:15:18,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:18,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:15:18,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:15:18,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:15:18,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:15:18,164 INFO L87 Difference]: Start difference. First operand has 136 states, 119 states have (on average 1.4705882352941178) internal successors, (175), 120 states have internal predecessors, (175), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:15:18,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:18,205 INFO L93 Difference]: Finished difference Result 265 states and 414 transitions. [2024-11-13 15:15:18,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:15:18,208 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 117 [2024-11-13 15:15:18,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:18,217 INFO L225 Difference]: With dead ends: 265 [2024-11-13 15:15:18,217 INFO L226 Difference]: Without dead ends: 132 [2024-11-13 15:15:18,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:15:18,224 INFO L432 NwaCegarLoop]: 196 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, 196 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:18,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:15:18,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-13 15:15:18,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2024-11-13 15:15:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 116 states have (on average 1.4482758620689655) internal successors, (168), 116 states have internal predecessors, (168), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:18,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 196 transitions. [2024-11-13 15:15:18,297 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 196 transitions. Word has length 117 [2024-11-13 15:15:18,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:18,300 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 196 transitions. [2024-11-13 15:15:18,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:15:18,301 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 196 transitions. [2024-11-13 15:15:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 15:15:18,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:18,307 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:18,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:15:18,307 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:18,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:18,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1589043519, now seen corresponding path program 1 times [2024-11-13 15:15:18,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:15:18,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187058481] [2024-11-13 15:15:18,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:15:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:15:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 15:15:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 15:15:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 15:15:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 15:15:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 15:15:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 15:15:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 15:15:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 15:15:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:15:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:15:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 15:15:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 15:15:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:15:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:15:19,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:15:19,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187058481] [2024-11-13 15:15:19,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187058481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:19,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:19,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:15:19,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305508088] [2024-11-13 15:15:19,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:19,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:15:19,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:15:19,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:15:19,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:15:19,576 INFO L87 Difference]: Start difference. First operand 132 states and 196 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:15:20,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:20,168 INFO L93 Difference]: Finished difference Result 315 states and 468 transitions. [2024-11-13 15:15:20,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:15:20,171 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 117 [2024-11-13 15:15:20,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:20,173 INFO L225 Difference]: With dead ends: 315 [2024-11-13 15:15:20,173 INFO L226 Difference]: Without dead ends: 186 [2024-11-13 15:15:20,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:15:20,177 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 76 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:20,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 558 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-13 15:15:20,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2024-11-13 15:15:20,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 136. [2024-11-13 15:15:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 120 states have (on average 1.4416666666666667) internal successors, (173), 120 states have internal predecessors, (173), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:20,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 201 transitions. [2024-11-13 15:15:20,201 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 201 transitions. Word has length 117 [2024-11-13 15:15:20,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:20,203 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 201 transitions. [2024-11-13 15:15:20,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:15:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 201 transitions. [2024-11-13 15:15:20,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:15:20,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:20,210 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:20,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:15:20,210 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:20,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:20,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1265693702, now seen corresponding path program 1 times [2024-11-13 15:15:20,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:15:20,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56271889] [2024-11-13 15:15:20,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:20,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:15:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:15:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 15:15:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 15:15:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 15:15:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 15:15:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 15:15:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 15:15:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 15:15:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 15:15:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:15:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:21,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:15:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:22,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 15:15:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:22,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 15:15:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:22,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:15:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:22,108 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-13 15:15:22,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:15:22,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56271889] [2024-11-13 15:15:22,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56271889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:22,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:22,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:15:22,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914739588] [2024-11-13 15:15:22,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:22,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:15:22,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:15:22,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:15:22,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:15:22,112 INFO L87 Difference]: Start difference. First operand 136 states and 201 transitions. Second operand has 11 states, 10 states have (on average 5.5) internal successors, (55), 11 states have internal predecessors, (55), 3 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-13 15:15:23,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:23,892 INFO L93 Difference]: Finished difference Result 313 states and 460 transitions. [2024-11-13 15:15:23,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:15:23,893 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 5.5) internal successors, (55), 11 states have internal predecessors, (55), 3 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 119 [2024-11-13 15:15:23,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:23,896 INFO L225 Difference]: With dead ends: 313 [2024-11-13 15:15:23,896 INFO L226 Difference]: Without dead ends: 180 [2024-11-13 15:15:23,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-11-13 15:15:23,898 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 218 mSDsluCounter, 590 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:23,899 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 724 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 757 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-13 15:15:23,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-13 15:15:23,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 175. [2024-11-13 15:15:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 146 states have (on average 1.3972602739726028) internal successors, (204), 147 states have internal predecessors, (204), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:15:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 256 transitions. [2024-11-13 15:15:23,932 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 256 transitions. Word has length 119 [2024-11-13 15:15:23,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:23,932 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 256 transitions. [2024-11-13 15:15:23,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.5) internal successors, (55), 11 states have internal predecessors, (55), 3 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-13 15:15:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 256 transitions. [2024-11-13 15:15:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:15:23,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:23,935 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:23,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:15:23,936 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:23,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:23,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1412450516, now seen corresponding path program 1 times [2024-11-13 15:15:23,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:15:23,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043998768] [2024-11-13 15:15:23,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:23,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:15:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:15:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 15:15:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 15:15:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 15:15:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 15:15:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 15:15:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 15:15:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 15:15:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 15:15:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:15:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:15:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 15:15:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 15:15:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:15:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:15:29,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:15:29,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043998768] [2024-11-13 15:15:29,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043998768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:29,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:29,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-13 15:15:29,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805062984] [2024-11-13 15:15:29,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:29,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-13 15:15:29,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:15:29,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-13 15:15:29,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-13 15:15:29,963 INFO L87 Difference]: Start difference. First operand 175 states and 256 transitions. Second operand has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 19 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-13 15:15:35,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:35,952 INFO L93 Difference]: Finished difference Result 560 states and 831 transitions. [2024-11-13 15:15:35,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-13 15:15:35,955 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 19 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 121 [2024-11-13 15:15:35,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:35,959 INFO L225 Difference]: With dead ends: 560 [2024-11-13 15:15:35,960 INFO L226 Difference]: Without dead ends: 427 [2024-11-13 15:15:35,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=175, Invalid=755, Unknown=0, NotChecked=0, Total=930 [2024-11-13 15:15:35,962 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 1534 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 1009 SdHoareTripleChecker+Invalid, 1996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:35,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1534 Valid, 1009 Invalid, 1996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-13 15:15:35,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-13 15:15:36,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 238. [2024-11-13 15:15:36,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 209 states have (on average 1.4354066985645932) internal successors, (300), 210 states have internal predecessors, (300), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:15:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 352 transitions. [2024-11-13 15:15:36,005 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 352 transitions. Word has length 121 [2024-11-13 15:15:36,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:36,005 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 352 transitions. [2024-11-13 15:15:36,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 19 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-13 15:15:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 352 transitions. [2024-11-13 15:15:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:15:36,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:36,008 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:36,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 15:15:36,008 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:36,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:36,009 INFO L85 PathProgramCache]: Analyzing trace with hash -122433939, now seen corresponding path program 1 times [2024-11-13 15:15:36,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:15:36,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191317249] [2024-11-13 15:15:36,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:36,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:15:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:15:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 15:15:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 15:15:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 15:15:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 15:15:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-13 15:15:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-13 15:15:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 15:15:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 15:15:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:15:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:15:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-13 15:15:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 15:15:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:15:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,487 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-13 15:15:37,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:15:37,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191317249] [2024-11-13 15:15:37,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191317249] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:15:37,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141113510] [2024-11-13 15:15:37,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:37,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:15:37,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:15:37,491 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:15:37,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:15:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:37,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 15:15:37,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:15:39,645 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 15 treesize of output 1 [2024-11-13 15:15:40,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 15:15:40,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:15:40,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 15:15:40,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:15:40,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 15:15:40,778 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-13 15:15:40,779 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 25 treesize of output 20 [2024-11-13 15:15:40,828 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-13 15:15:40,829 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 28 treesize of output 12 [2024-11-13 15:15:40,849 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 33 proven. 96 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-13 15:15:40,849 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:15:41,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141113510] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:15:41,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:15:41,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 22 [2024-11-13 15:15:41,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167010809] [2024-11-13 15:15:41,116 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:15:41,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-13 15:15:41,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:15:41,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-13 15:15:41,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2024-11-13 15:15:41,118 INFO L87 Difference]: Start difference. First operand 238 states and 352 transitions. Second operand has 22 states, 20 states have (on average 5.2) internal successors, (104), 20 states have internal predecessors, (104), 7 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (28), 7 states have call predecessors, (28), 7 states have call successors, (28) [2024-11-13 15:15:43,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:43,272 INFO L93 Difference]: Finished difference Result 490 states and 725 transitions. [2024-11-13 15:15:43,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-13 15:15:43,273 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 5.2) internal successors, (104), 20 states have internal predecessors, (104), 7 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (28), 7 states have call predecessors, (28), 7 states have call successors, (28) Word has length 121 [2024-11-13 15:15:43,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:43,275 INFO L225 Difference]: With dead ends: 490 [2024-11-13 15:15:43,275 INFO L226 Difference]: Without dead ends: 294 [2024-11-13 15:15:43,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 162 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=219, Invalid=711, Unknown=0, NotChecked=0, Total=930 [2024-11-13 15:15:43,277 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 572 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:43,277 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 935 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-13 15:15:43,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-11-13 15:15:43,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 254. [2024-11-13 15:15:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 223 states have (on average 1.4260089686098654) internal successors, (318), 224 states have internal predecessors, (318), 26 states have call successors, (26), 4 states have call predecessors, (26), 4 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:15:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 370 transitions. [2024-11-13 15:15:43,315 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 370 transitions. Word has length 121 [2024-11-13 15:15:43,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:43,316 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 370 transitions. [2024-11-13 15:15:43,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 5.2) internal successors, (104), 20 states have internal predecessors, (104), 7 states have call successors, (28), 3 states have call predecessors, (28), 5 states have return successors, (28), 7 states have call predecessors, (28), 7 states have call successors, (28) [2024-11-13 15:15:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 370 transitions. [2024-11-13 15:15:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:15:43,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:43,318 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:43,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 15:15:43,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:15:43,523 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:43,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:43,523 INFO L85 PathProgramCache]: Analyzing trace with hash -709239953, now seen corresponding path program 1 times [2024-11-13 15:15:43,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:15:43,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989174646] [2024-11-13 15:15:43,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:43,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:15:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:15:43,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:15:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:15:43,789 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:15:43,789 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 15:15:43,790 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 15:15:43,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 15:15:43,795 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-13 15:15:43,974 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:15:43,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:15:43 BoogieIcfgContainer [2024-11-13 15:15:43,980 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:15:43,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:15:43,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:15:43,981 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:15:43,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:15:17" (3/4) ... [2024-11-13 15:15:43,985 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:15:43,986 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:15:43,987 INFO L158 Benchmark]: Toolchain (without parser) took 28844.37ms. Allocated memory was 117.4MB in the beginning and 385.9MB in the end (delta: 268.4MB). Free memory was 94.1MB in the beginning and 172.9MB in the end (delta: -78.8MB). Peak memory consumption was 188.6MB. Max. memory is 16.1GB. [2024-11-13 15:15:43,987 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:15:43,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.75ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 77.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:15:43,988 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.21ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 72.5MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:15:43,988 INFO L158 Benchmark]: Boogie Preprocessor took 102.50ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 69.0MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:15:43,990 INFO L158 Benchmark]: RCFGBuilder took 1381.53ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 76.1MB in the end (delta: -7.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 15:15:43,990 INFO L158 Benchmark]: TraceAbstraction took 26705.88ms. Allocated memory was 117.4MB in the beginning and 385.9MB in the end (delta: 268.4MB). Free memory was 75.5MB in the beginning and 172.9MB in the end (delta: -97.4MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. [2024-11-13 15:15:43,990 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 385.9MB. Free memory was 172.9MB in the beginning and 172.9MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:15:43,992 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.75ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 77.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.21ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 72.5MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 102.50ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 69.0MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1381.53ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 76.1MB in the end (delta: -7.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 26705.88ms. Allocated memory was 117.4MB in the beginning and 385.9MB in the end (delta: 268.4MB). Free memory was 75.5MB in the beginning and 172.9MB in the end (delta: -97.4MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 385.9MB. Free memory was 172.9MB in the beginning and 172.9MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 95. Possible FailurePath: [L36] unsigned char isInitial = 0; [L37-L50] struct WrapperStruct00 WrapperStruct00 = { 4, 1000000000000000.4, 1000.2, 256, 4, 10, 128, -2, 0, 0, 0, 1 }; [L51] unsigned short int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L52] float* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L53] float* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L54] unsigned short int* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L55] unsigned short int* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L56] unsigned short int* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L57] signed short int* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L58] signed short int* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L59] unsigned char* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L60] unsigned char* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L61] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L62] unsigned char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=0] [L124] isInitial = 1 [L125] FCALL initially() [L126] COND TRUE 1 [L127] FCALL updateLastVariables() [L128] CALL updateVariables() [L94] WrapperStruct00.var_1_2 = __VERIFIER_nondet_float() [L95] EXPR WrapperStruct00.var_1_2 [L95] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L95] EXPR WrapperStruct00.var_1_2 [L95] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L95] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L95] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L95] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L96] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L97] EXPR WrapperStruct00.var_1_3 [L97] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L97] EXPR WrapperStruct00.var_1_3 [L97] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L97] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L97] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L97] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L98] WrapperStruct00.var_1_4 = __VERIFIER_nondet_ushort() [L99] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L99] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L100] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L100] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L101] WrapperStruct00.var_1_5 = __VERIFIER_nondet_ushort() [L102] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L102] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L103] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L103] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L104] WrapperStruct00.var_1_6 = __VERIFIER_nondet_ushort() [L105] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L106] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L106] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L107] WrapperStruct00.var_1_9 = __VERIFIER_nondet_short() [L108] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= -32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L108] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= -32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L109] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L109] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L110] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L111] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L112] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L112] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L113] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L114] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L114] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L115] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L115] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, \old(cond)=1, isInitial=1] [L115] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L128] RET updateVariables() [L129] CALL step() [L66] EXPR \read(*WrapperStruct00_var_1_9_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L66] EXPR (((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer))) [L66] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L66] EXPR (((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L66] (*(WrapperStruct00_var_1_8_Pointer)) = (((((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer))))) [L67] EXPR \read(*WrapperStruct00_var_1_4_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L67] EXPR 50 >> (*(WrapperStruct00_var_1_4_Pointer)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L67] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L67] COND FALSE !((50 >> (*(WrapperStruct00_var_1_4_Pointer))) <= (*(WrapperStruct00_var_1_8_Pointer))) [L70] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L70] (*(WrapperStruct00_var_1_10_Pointer)) = (! (*(WrapperStruct00_var_1_11_Pointer))) [L72] EXPR \read(*WrapperStruct00_var_1_12_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L72] COND TRUE ! (*(WrapperStruct00_var_1_12_Pointer)) [L73] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L73] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L73] EXPR \read(*WrapperStruct00_var_1_8_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L73] EXPR (((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))) [L73] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L73] EXPR (((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L73] COND FALSE !((*(WrapperStruct00_var_1_4_Pointer)) >= (((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer)))))) [L76] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L76] (*(WrapperStruct00_var_1_13_Pointer)) = (*(WrapperStruct00_var_1_11_Pointer)) [L79] EXPR \read(*WrapperStruct00_var_1_2_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L79] COND TRUE (*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f [L80] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L80] EXPR \read(*WrapperStruct00_var_1_3_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L80] COND FALSE !((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) [L83] EXPR \read(*WrapperStruct00_var_1_13_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L83] COND FALSE !((*(WrapperStruct00_var_1_13_Pointer))) [L86] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L86] (*(WrapperStruct00_var_1_1_Pointer)) = (*(WrapperStruct00_var_1_6_Pointer)) [L129] RET step() [L130] CALL, EXPR property() [L120] EXPR \read(*WrapperStruct00_var_1_2_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L120] EXPR ((*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f) ? (((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) ((((((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) < 0 ) ? -(((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) : (((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))))))) : ((*(WrapperStruct00_var_1_13_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_6_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) 50)) [L120] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L120] EXPR ((*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f) ? (((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) ((((((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) < 0 ) ? -(((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) : (((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))))))) : ((*(WrapperStruct00_var_1_13_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_6_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) 50)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L120] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f) ? (((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) ((((((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) < 0 ) ? -(((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) : (((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))))))) : ((*(WrapperStruct00_var_1_13_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_6_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) 50))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer))))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L120] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f) ? (((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) ((((((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) < 0 ) ? -(((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) : (((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))))))) : ((*(WrapperStruct00_var_1_13_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_6_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) 50))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer)))))))) && (((50 >> (*(WrapperStruct00_var_1_4_Pointer))) <= (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned char) ((! (! (*(WrapperStruct00_var_1_11_Pointer)))) || (*(WrapperStruct00_var_1_12_Pointer))))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_11_Pointer)))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L120] EXPR (((((*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f) ? (((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) ((((((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) < 0 ) ? -(((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) : (((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))))))) : ((*(WrapperStruct00_var_1_13_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_6_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) 50))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer)))))))) && (((50 >> (*(WrapperStruct00_var_1_4_Pointer))) <= (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned char) ((! (! (*(WrapperStruct00_var_1_11_Pointer)))) || (*(WrapperStruct00_var_1_12_Pointer))))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_11_Pointer))))))) && ((! (*(WrapperStruct00_var_1_12_Pointer))) ? (((*(WrapperStruct00_var_1_4_Pointer)) >= (((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer)))))) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_10_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_11_Pointer))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L120-L121] return (((((*(WrapperStruct00_var_1_2_Pointer)) >= 64.5f) ? (((*(WrapperStruct00_var_1_2_Pointer)) >= (*(WrapperStruct00_var_1_3_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) ((((((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) < 0 ) ? -(((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))) : (((((*(WrapperStruct00_var_1_4_Pointer))) > ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer))))))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((((((*(WrapperStruct00_var_1_5_Pointer))) > ((*(WrapperStruct00_var_1_6_Pointer)))) ? ((*(WrapperStruct00_var_1_5_Pointer))) : ((*(WrapperStruct00_var_1_6_Pointer)))))))))))) : ((*(WrapperStruct00_var_1_13_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_6_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned short int) 50))) && ((*(WrapperStruct00_var_1_8_Pointer)) == ((signed short int) (((((*(WrapperStruct00_var_1_9_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_9_Pointer)))))))) && (((50 >> (*(WrapperStruct00_var_1_4_Pointer))) <= (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned char) ((! (! (*(WrapperStruct00_var_1_11_Pointer)))) || (*(WrapperStruct00_var_1_12_Pointer))))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_11_Pointer))))))) && ((! (*(WrapperStruct00_var_1_12_Pointer))) ? (((*(WrapperStruct00_var_1_4_Pointer)) >= (((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_8_Pointer)))))) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_10_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_11_Pointer))))) : 1) ; [L130] RET, EXPR property() [L130] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:20}, WrapperStruct00_var_1_11_Pointer={4:21}, WrapperStruct00_var_1_12_Pointer={4:22}, WrapperStruct00_var_1_13_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:2}, WrapperStruct00_var_1_3_Pointer={4:6}, WrapperStruct00_var_1_4_Pointer={4:10}, WrapperStruct00_var_1_5_Pointer={4:12}, WrapperStruct00_var_1_6_Pointer={4:14}, WrapperStruct00_var_1_8_Pointer={4:16}, WrapperStruct00_var_1_9_Pointer={4:18}, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.4s, OverallIterations: 6, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2414 SdHoareTripleChecker+Valid, 7.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2400 mSDsluCounter, 3422 SdHoareTripleChecker+Invalid, 6.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2735 mSDsCounter, 341 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4161 IncrementalHoareTripleChecker+Invalid, 4502 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 341 mSolverCounterUnsat, 687 mSDtfsCounter, 4161 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 382 GetRequests, 296 SyntacticMatches, 4 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=254occurred in iteration=5, InterpolantAutomatonStates: 49, 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, 5 MinimizatonAttempts, 284 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 13.4s InterpolantComputationTime, 837 NumberOfCodeBlocks, 837 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 710 ConstructedInterpolants, 0 QuantifiedInterpolants, 8495 SizeOfPredicates, 12 NumberOfNonLiveVariables, 489 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 2082/2184 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 15:15:44,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d884eeffd8b0023fc900bd81f692be364c6bc9fc89a5974af855cb50a9688a16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:15:47,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:15:47,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 15:15:47,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:15:47,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:15:47,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:15:47,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:15:47,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:15:47,297 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:15:47,297 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:15:47,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:15:47,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:15:47,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:15:47,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:15:47,300 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:15:47,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:15:47,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:15:47,301 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:15:47,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:15:47,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:15:47,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:15:47,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:15:47,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:15:47,303 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:15:47,303 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:15:47,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:15:47,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:15:47,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:15:47,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:15:47,304 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:15:47,304 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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d884eeffd8b0023fc900bd81f692be364c6bc9fc89a5974af855cb50a9688a16 [2024-11-13 15:15:47,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:15:47,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:15:47,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:15:47,681 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:15:47,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:15:47,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i Unable to find full path for "g++" [2024-11-13 15:15:49,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:15:50,281 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:15:50,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i [2024-11-13 15:15:50,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data/1ba906d2f/9d0c903db4194ab98451775e3feef17e/FLAG528741dd2 [2024-11-13 15:15:50,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/data/1ba906d2f/9d0c903db4194ab98451775e3feef17e [2024-11-13 15:15:50,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:15:50,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:15:50,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:15:50,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:15:50,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:15:50,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:50,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3d6e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50, skipping insertion in model container [2024-11-13 15:15:50,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:50,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:15:50,613 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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i[917,930] [2024-11-13 15:15:50,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:15:50,723 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:15:50,738 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_2886e4f3-cce0-41a1-88da-adcb5eaa927a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-49.i[917,930] [2024-11-13 15:15:50,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:15:50,820 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:15:50,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50 WrapperNode [2024-11-13 15:15:50,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:15:50,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:15:50,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:15:50,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:15:50,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:50,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:50,932 INFO L138 Inliner]: procedures = 34, calls = 192, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 653 [2024-11-13 15:15:50,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:15:50,933 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:15:50,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:15:50,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:15:50,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:50,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:50,957 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,005 INFO L175 MemorySlicer]: Split 167 memory accesses to 2 slices as follows [2, 165]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 30 writes are split as follows [0, 30]. [2024-11-13 15:15:51,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:15:51,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:15:51,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:15:51,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:15:51,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (1/1) ... [2024-11-13 15:15:51,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:15:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:15:51,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:15:51,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:15:51,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:15:51,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-13 15:15:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-13 15:15:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 15:15:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-13 15:15:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-13 15:15:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-13 15:15:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-13 15:15:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-13 15:15:51,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-13 15:15:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-13 15:15:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-13 15:15:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-13 15:15:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-13 15:15:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-13 15:15:51,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:15:51,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:15:51,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-13 15:15:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-13 15:15:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:15:51,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:15:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-13 15:15:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-13 15:15:51,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-13 15:15:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-13 15:15:51,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:15:51,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:15:52,701 INFO L? ?]: Removed 212 outVars from TransFormulas that were not future-live. [2024-11-13 15:15:52,701 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:15:52,717 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:15:52,720 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:15:52,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:15:52 BoogieIcfgContainer [2024-11-13 15:15:52,721 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:15:52,724 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:15:52,725 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:15:52,731 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:15:52,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:15:50" (1/3) ... [2024-11-13 15:15:52,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf0c48a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:15:52, skipping insertion in model container [2024-11-13 15:15:52,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:15:50" (2/3) ... [2024-11-13 15:15:52,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf0c48a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:15:52, skipping insertion in model container [2024-11-13 15:15:52,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:15:52" (3/3) ... [2024-11-13 15:15:52,735 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-49.i [2024-11-13 15:15:52,778 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:15:52,780 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-49.i that has 2 procedures, 130 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:15:52,849 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:15:52,862 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;@6c0b567a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:15:52,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:15:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 113 states have (on average 1.4778761061946903) internal successors, (167), 114 states have internal predecessors, (167), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:52,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 15:15:52,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:52,885 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:52,886 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:52,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:52,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1635791032, now seen corresponding path program 1 times [2024-11-13 15:15:52,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:15:52,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [946135679] [2024-11-13 15:15:52,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:52,905 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:52,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:15:52,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:15:52,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-13 15:15:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:53,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 15:15:53,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:15:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-13 15:15:53,504 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:15:53,505 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:15:53,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [946135679] [2024-11-13 15:15:53,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [946135679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:53,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:53,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:15:53,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922037323] [2024-11-13 15:15:53,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:53,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:15:53,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:15:53,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:15:53,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:15:53,552 INFO L87 Difference]: Start difference. First operand has 130 states, 113 states have (on average 1.4778761061946903) internal successors, (167), 114 states have internal predecessors, (167), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:15:53,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:53,619 INFO L93 Difference]: Finished difference Result 253 states and 398 transitions. [2024-11-13 15:15:53,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:15:53,622 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 115 [2024-11-13 15:15:53,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:53,631 INFO L225 Difference]: With dead ends: 253 [2024-11-13 15:15:53,631 INFO L226 Difference]: Without dead ends: 126 [2024-11-13 15:15:53,634 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:15:53,640 INFO L432 NwaCegarLoop]: 188 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, 188 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:53,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:15:53,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-13 15:15:53,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-13 15:15:53,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 110 states have (on average 1.4545454545454546) internal successors, (160), 110 states have internal predecessors, (160), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 188 transitions. [2024-11-13 15:15:53,711 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 188 transitions. Word has length 115 [2024-11-13 15:15:53,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:53,711 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 188 transitions. [2024-11-13 15:15:53,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:15:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 188 transitions. [2024-11-13 15:15:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 15:15:53,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:53,719 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:53,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-13 15:15:53,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:53,921 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:53,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:53,922 INFO L85 PathProgramCache]: Analyzing trace with hash -656163232, now seen corresponding path program 1 times [2024-11-13 15:15:53,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:15:53,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1363189373] [2024-11-13 15:15:53,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:53,924 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:53,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:15:53,926 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:15:53,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-13 15:15:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:54,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 15:15:54,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:15:54,407 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-13 15:15:54,410 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:15:54,410 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:15:54,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1363189373] [2024-11-13 15:15:54,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1363189373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:54,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:54,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:15:54,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568958401] [2024-11-13 15:15:54,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:54,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:15:54,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:15:54,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:15:54,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:15:54,417 INFO L87 Difference]: Start difference. First operand 126 states and 188 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:15:54,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:54,502 INFO L93 Difference]: Finished difference Result 251 states and 376 transitions. [2024-11-13 15:15:54,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:15:54,503 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 115 [2024-11-13 15:15:54,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:54,504 INFO L225 Difference]: With dead ends: 251 [2024-11-13 15:15:54,504 INFO L226 Difference]: Without dead ends: 128 [2024-11-13 15:15:54,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:15:54,506 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 0 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:54,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 547 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:15:54,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-13 15:15:54,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2024-11-13 15:15:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 112 states have (on average 1.4464285714285714) internal successors, (162), 112 states have internal predecessors, (162), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 190 transitions. [2024-11-13 15:15:54,519 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 190 transitions. Word has length 115 [2024-11-13 15:15:54,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:54,520 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 190 transitions. [2024-11-13 15:15:54,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:15:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 190 transitions. [2024-11-13 15:15:54,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 15:15:54,523 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:54,523 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:54,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-13 15:15:54,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:54,724 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:54,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:54,725 INFO L85 PathProgramCache]: Analyzing trace with hash 650979166, now seen corresponding path program 1 times [2024-11-13 15:15:54,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:15:54,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1564140167] [2024-11-13 15:15:54,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:54,725 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:54,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:15:54,728 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:15:54,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 15:15:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:55,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 15:15:55,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:15:55,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:15:55,222 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 37 treesize of output 25 [2024-11-13 15:15:55,251 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:15:55,251 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:15:55,251 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:15:55,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1564140167] [2024-11-13 15:15:55,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1564140167] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:15:55,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:15:55,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:15:55,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717283848] [2024-11-13 15:15:55,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:15:55,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:15:55,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:15:55,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:15:55,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:15:55,254 INFO L87 Difference]: Start difference. First operand 128 states and 190 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:15:56,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:15:56,340 INFO L93 Difference]: Finished difference Result 304 states and 452 transitions. [2024-11-13 15:15:56,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:15:56,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 115 [2024-11-13 15:15:56,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:15:56,344 INFO L225 Difference]: With dead ends: 304 [2024-11-13 15:15:56,346 INFO L226 Difference]: Without dead ends: 179 [2024-11-13 15:15:56,347 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:15:56,348 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 72 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:15:56,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 517 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-13 15:15:56,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-13 15:15:56,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 132. [2024-11-13 15:15:56,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 116 states have (on average 1.4396551724137931) internal successors, (167), 116 states have internal predecessors, (167), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-13 15:15:56,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 195 transitions. [2024-11-13 15:15:56,367 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 195 transitions. Word has length 115 [2024-11-13 15:15:56,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:15:56,368 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 195 transitions. [2024-11-13 15:15:56,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:15:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 195 transitions. [2024-11-13 15:15:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 15:15:56,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:15:56,371 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:15:56,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-13 15:15:56,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:56,576 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:15:56,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:15:56,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1319558055, now seen corresponding path program 1 times [2024-11-13 15:15:56,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:15:56,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071293820] [2024-11-13 15:15:56,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:15:56,578 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:15:56,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:15:56,583 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:15:56,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-13 15:15:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:15:57,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 15:15:57,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:01,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 15:16:02,188 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 23 treesize of output 22 [2024-11-13 15:16:02,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 49 [2024-11-13 15:16:02,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:16:02,405 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:16:02,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 82 [2024-11-13 15:16:02,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2024-11-13 15:16:02,684 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:16:02,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 36 [2024-11-13 15:16:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-13 15:16:02,762 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:16:14,042 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:16:14,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071293820] [2024-11-13 15:16:14,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1071293820] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:16:14,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090749940] [2024-11-13 15:16:14,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:14,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:16:14,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:14,052 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:16:14,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 15:16:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:14,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 15:16:14,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:18,070 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 15 treesize of output 1 [2024-11-13 15:16:18,575 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 23 treesize of output 22 [2024-11-13 15:16:18,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 49 [2024-11-13 15:16:18,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:16:18,701 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:16:18,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 82 [2024-11-13 15:16:18,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-13 15:16:18,885 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:16:18,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 36 [2024-11-13 15:16:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-13 15:16:18,931 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:16:19,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090749940] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:16:19,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:16:19,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2024-11-13 15:16:19,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909017890] [2024-11-13 15:16:19,333 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:16:19,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 15:16:19,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:16:19,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 15:16:19,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=193, Unknown=1, NotChecked=0, Total=240 [2024-11-13 15:16:19,336 INFO L87 Difference]: Start difference. First operand 132 states and 195 transitions. Second operand has 12 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:16:24,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:16:24,454 INFO L93 Difference]: Finished difference Result 307 states and 450 transitions. [2024-11-13 15:16:24,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-13 15:16:24,455 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 117 [2024-11-13 15:16:24,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:16:24,456 INFO L225 Difference]: With dead ends: 307 [2024-11-13 15:16:24,456 INFO L226 Difference]: Without dead ends: 178 [2024-11-13 15:16:24,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 264 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=184, Invalid=571, Unknown=1, NotChecked=0, Total=756 [2024-11-13 15:16:24,458 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 393 mSDsluCounter, 533 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:16:24,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 658 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 785 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-13 15:16:24,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-13 15:16:24,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 173. [2024-11-13 15:16:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 144 states have (on average 1.3888888888888888) internal successors, (200), 145 states have internal predecessors, (200), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:16:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 252 transitions. [2024-11-13 15:16:24,486 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 252 transitions. Word has length 117 [2024-11-13 15:16:24,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:16:24,487 INFO L471 AbstractCegarLoop]: Abstraction has 173 states and 252 transitions. [2024-11-13 15:16:24,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-13 15:16:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2024-11-13 15:16:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:16:24,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:16:24,489 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:16:24,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-13 15:16:24,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 15:16:24,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:16:24,890 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:16:24,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:24,891 INFO L85 PathProgramCache]: Analyzing trace with hash 671261555, now seen corresponding path program 1 times [2024-11-13 15:16:24,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:16:24,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135962280] [2024-11-13 15:16:24,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:24,892 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:16:24,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:16:24,896 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:16:24,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-13 15:16:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:25,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 15:16:25,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:30,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 15:16:31,030 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 24 treesize of output 23 [2024-11-13 15:16:31,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 50 [2024-11-13 15:16:31,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:16:31,224 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:16:31,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 83 [2024-11-13 15:16:31,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 17 [2024-11-13 15:16:31,697 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 73 treesize of output 55 [2024-11-13 15:16:31,870 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:16:31,870 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 3 case distinctions, treesize of input 73 treesize of output 55 [2024-11-13 15:16:32,114 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:16:32,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 38 [2024-11-13 15:16:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-13 15:16:32,214 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:16:41,009 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int#1| c_~WrapperStruct00_var_1_8_Pointer~0.base))) (and (forall ((|ULTIMATE.start_step_#t~ite7#1| (_ BitVec 32))) (let ((.cse0 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_8_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) |ULTIMATE.start_step_#t~ite7#1|)))))) (or (forall ((~WrapperStruct00_var_1_11_Pointer~0.offset (_ BitVec 32))) (= (_ bv0 8) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_11_Pointer~0.base) ~WrapperStruct00_var_1_11_Pointer~0.offset)))) (forall ((v_ArrVal_238 (_ BitVec 32)) (v_ArrVal_240 (_ BitVec 32))) (not (bvslt ((_ sign_extend 16) ((_ extract 15 0) (select (select (let ((.cse1 (let ((.cse2 (store .cse0 c_~WrapperStruct00_var_1_10_Pointer~0.base (store (select .cse0 c_~WrapperStruct00_var_1_10_Pointer~0.base) c_~WrapperStruct00_var_1_10_Pointer~0.offset ((_ sign_extend 24) (_ bv0 8)))))) (store .cse2 c_~WrapperStruct00_var_1_13_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset v_ArrVal_238))))) (store .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset v_ArrVal_240))) c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset))) (_ bv0 32))))))) (forall ((|ULTIMATE.start_step_#t~ite7#1| (_ BitVec 32))) (let ((.cse6 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_8_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) |ULTIMATE.start_step_#t~ite7#1|)))))) (or (forall ((v_ArrVal_238 (_ BitVec 32)) (v_ArrVal_240 (_ BitVec 32))) (not (bvslt ((_ sign_extend 16) ((_ extract 15 0) (select (select (let ((.cse4 (let ((.cse5 (store .cse6 c_~WrapperStruct00_var_1_10_Pointer~0.base (store (select .cse6 c_~WrapperStruct00_var_1_10_Pointer~0.base) c_~WrapperStruct00_var_1_10_Pointer~0.offset ((_ sign_extend 24) (_ bv1 8)))))) (store .cse5 c_~WrapperStruct00_var_1_13_Pointer~0.base (store (select .cse5 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset v_ArrVal_238))))) (store .cse4 c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select .cse4 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset v_ArrVal_240))) c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset))) (_ bv0 32)))) (forall ((~WrapperStruct00_var_1_11_Pointer~0.offset (_ BitVec 32))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.base) ~WrapperStruct00_var_1_11_Pointer~0.offset)))))))))) is different from false [2024-11-13 15:16:44,232 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:16:44,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135962280] [2024-11-13 15:16:44,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135962280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:16:44,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120245585] [2024-11-13 15:16:44,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:44,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:16:44,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:44,235 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:16:44,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 15:16:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:44,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 15:16:44,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:56,108 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 24 treesize of output 23 [2024-11-13 15:16:56,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 50 [2024-11-13 15:16:56,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:16:56,417 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:16:56,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 83 [2024-11-13 15:16:56,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2024-11-13 15:16:57,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 55 [2024-11-13 15:16:57,471 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:16:57,471 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 3 case distinctions, treesize of input 73 treesize of output 55 [2024-11-13 15:16:57,842 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:16:57,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 38 [2024-11-13 15:16:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:16:58,513 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:16:58,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120245585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:16:58,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:16:58,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 11 [2024-11-13 15:16:58,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119945146] [2024-11-13 15:16:58,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:16:58,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:16:58,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:16:58,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:16:58,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=241, Unknown=1, NotChecked=32, Total=342 [2024-11-13 15:16:58,515 INFO L87 Difference]: Start difference. First operand 173 states and 252 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:17:10,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:17:10,205 INFO L93 Difference]: Finished difference Result 385 states and 568 transitions. [2024-11-13 15:17:10,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 15:17:10,206 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2024-11-13 15:17:10,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:17:10,210 INFO L225 Difference]: With dead ends: 385 [2024-11-13 15:17:10,210 INFO L226 Difference]: Without dead ends: 256 [2024-11-13 15:17:10,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 242 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 17.1s TimeCoverageRelationStatistics Valid=112, Invalid=311, Unknown=1, NotChecked=38, Total=462 [2024-11-13 15:17:10,212 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 552 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:17:10,213 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 470 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-11-13 15:17:10,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2024-11-13 15:17:10,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 232. [2024-11-13 15:17:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 203 states have (on average 1.438423645320197) internal successors, (292), 204 states have internal predecessors, (292), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:17:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 344 transitions. [2024-11-13 15:17:10,254 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 344 transitions. Word has length 119 [2024-11-13 15:17:10,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:17:10,255 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 344 transitions. [2024-11-13 15:17:10,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:17:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 344 transitions. [2024-11-13 15:17:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:17:10,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:10,258 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:10,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-13 15:17:10,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 15:17:10,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:17:10,659 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:10,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:10,660 INFO L85 PathProgramCache]: Analyzing trace with hash 278234545, now seen corresponding path program 1 times [2024-11-13 15:17:10,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:17:10,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1135512541] [2024-11-13 15:17:10,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:10,660 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:17:10,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:17:10,662 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:17:10,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-13 15:17:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:11,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 15:17:11,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:17:19,821 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 15 treesize of output 1 [2024-11-13 15:17:21,478 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 15 treesize of output 1 [2024-11-13 15:17:23,300 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 15 treesize of output 1 [2024-11-13 15:17:25,485 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 30 treesize of output 25 [2024-11-13 15:17:25,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 72 [2024-11-13 15:17:25,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:17:25,975 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:17:25,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 94 [2024-11-13 15:17:26,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 37 [2024-11-13 15:17:27,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 81 [2024-11-13 15:17:27,991 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 115 treesize of output 81 [2024-11-13 15:17:29,000 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:17:29,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 117 treesize of output 69 [2024-11-13 15:17:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-13 15:17:29,671 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:17:41,211 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:17:41,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1135512541] [2024-11-13 15:17:41,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1135512541] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:17:41,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532072265] [2024-11-13 15:17:41,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:41,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:17:41,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:17:41,214 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:17:41,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-13 15:17:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:41,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 15:17:41,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:17:52,830 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 30 treesize of output 25 [2024-11-13 15:17:52,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 72 [2024-11-13 15:17:53,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:17:53,105 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:17:53,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 94 [2024-11-13 15:17:53,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 50 [2024-11-13 15:17:55,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 75 [2024-11-13 15:17:56,306 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 105 treesize of output 75 [2024-11-13 15:17:58,701 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:17:58,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 117 treesize of output 69 [2024-11-13 15:17:59,478 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:17:59,478 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:17:59,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532072265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:17:59,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:17:59,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [13] total 19 [2024-11-13 15:17:59,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047127566] [2024-11-13 15:17:59,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:17:59,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-13 15:17:59,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:17:59,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-13 15:17:59,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=699, Unknown=0, NotChecked=0, Total=812 [2024-11-13 15:17:59,482 INFO L87 Difference]: Start difference. First operand 232 states and 344 transitions. Second operand has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:18:13,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:18:13,117 INFO L93 Difference]: Finished difference Result 577 states and 862 transitions. [2024-11-13 15:18:13,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:18:13,119 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2024-11-13 15:18:13,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:18:13,123 INFO L225 Difference]: With dead ends: 577 [2024-11-13 15:18:13,124 INFO L226 Difference]: Without dead ends: 389 [2024-11-13 15:18:13,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 234 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 19.5s TimeCoverageRelationStatistics Valid=231, Invalid=1029, Unknown=0, NotChecked=0, Total=1260 [2024-11-13 15:18:13,130 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 865 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 865 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:18:13,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [865 Valid, 744 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2024-11-13 15:18:13,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2024-11-13 15:18:13,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 290. [2024-11-13 15:18:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 261 states have (on average 1.4597701149425288) internal successors, (381), 262 states have internal predecessors, (381), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:18:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 433 transitions. [2024-11-13 15:18:13,194 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 433 transitions. Word has length 119 [2024-11-13 15:18:13,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:18:13,195 INFO L471 AbstractCegarLoop]: Abstraction has 290 states and 433 transitions. [2024-11-13 15:18:13,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:18:13,195 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 433 transitions. [2024-11-13 15:18:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:18:13,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:18:13,201 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:18:13,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-13 15:18:13,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-13 15:18:13,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:18:13,602 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:18:13,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:18:13,602 INFO L85 PathProgramCache]: Analyzing trace with hash -863622900, now seen corresponding path program 1 times [2024-11-13 15:18:13,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:18:13,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1487499271] [2024-11-13 15:18:13,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:18:13,603 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:18:13,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:18:13,605 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:18:13,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-13 15:18:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:18:14,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 15:18:14,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:18:20,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:18:22,542 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 33 treesize of output 17 [2024-11-13 15:18:24,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-11-13 15:18:24,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 48 [2024-11-13 15:18:24,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:18:24,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 72 [2024-11-13 15:18:25,093 INFO L349 Elim1Store]: treesize reduction 46, result has 39.5 percent of original size [2024-11-13 15:18:25,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 43 treesize of output 52 [2024-11-13 15:18:25,725 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2024-11-13 15:18:25,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 48 [2024-11-13 15:18:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 83 proven. 96 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-13 15:18:25,908 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:18:27,407 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:18:27,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1487499271] [2024-11-13 15:18:27,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1487499271] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:18:27,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149072508] [2024-11-13 15:18:27,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:18:27,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:18:27,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:18:27,410 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:18:27,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-13 15:18:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:18:27,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 15:18:27,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:18:33,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:18:35,100 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 33 treesize of output 17 [2024-11-13 15:18:36,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-11-13 15:18:36,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 48 [2024-11-13 15:18:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:18:36,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 72 [2024-11-13 15:18:37,406 INFO L349 Elim1Store]: treesize reduction 46, result has 39.5 percent of original size [2024-11-13 15:18:37,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 43 treesize of output 52 [2024-11-13 15:18:37,864 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2024-11-13 15:18:37,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 48 [2024-11-13 15:18:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 83 proven. 96 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-13 15:18:37,921 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:18:38,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149072508] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:18:38,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:18:38,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2024-11-13 15:18:38,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731614154] [2024-11-13 15:18:38,375 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:18:38,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-13 15:18:38,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:18:38,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 15:18:38,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-13 15:18:38,376 INFO L87 Difference]: Start difference. First operand 290 states and 433 transitions. Second operand has 14 states, 13 states have (on average 4.846153846153846) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (14), 3 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2024-11-13 15:18:53,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:18:53,873 INFO L93 Difference]: Finished difference Result 793 states and 1193 transitions. [2024-11-13 15:18:53,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-13 15:18:53,874 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.846153846153846) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (14), 3 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 119 [2024-11-13 15:18:53,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:18:53,878 INFO L225 Difference]: With dead ends: 793 [2024-11-13 15:18:53,878 INFO L226 Difference]: Without dead ends: 547 [2024-11-13 15:18:53,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 268 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2024-11-13 15:18:53,883 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 739 mSDsluCounter, 607 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 1445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:18:53,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 691 Invalid, 1445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2024-11-13 15:18:53,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2024-11-13 15:18:53,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 444. [2024-11-13 15:18:53,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 402 states have (on average 1.4577114427860696) internal successors, (586), 404 states have internal predecessors, (586), 36 states have call successors, (36), 5 states have call predecessors, (36), 5 states have return successors, (36), 34 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-13 15:18:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 658 transitions. [2024-11-13 15:18:53,944 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 658 transitions. Word has length 119 [2024-11-13 15:18:53,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:18:53,944 INFO L471 AbstractCegarLoop]: Abstraction has 444 states and 658 transitions. [2024-11-13 15:18:53,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.846153846153846) internal successors, (63), 12 states have internal predecessors, (63), 4 states have call successors, (14), 3 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2024-11-13 15:18:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 658 transitions. [2024-11-13 15:18:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:18:53,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:18:53,947 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:18:53,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2024-11-13 15:18:54,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-13 15:18:54,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:18:54,348 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:18:54,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:18:54,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1450428914, now seen corresponding path program 1 times [2024-11-13 15:18:54,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:18:54,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1296468857] [2024-11-13 15:18:54,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:18:54,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:18:54,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:18:54,353 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:18:54,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-13 15:18:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:18:54,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 15:18:54,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:18:56,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 15:18:59,561 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 61 treesize of output 40 [2024-11-13 15:19:02,373 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 72 treesize of output 43 [2024-11-13 15:19:04,705 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 69 treesize of output 51 [2024-11-13 15:19:07,482 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 80 treesize of output 54 [2024-11-13 15:19:10,058 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 80 treesize of output 54 [2024-11-13 15:19:12,552 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 77 treesize of output 62 [2024-11-13 15:19:15,612 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 86 treesize of output 74 [2024-11-13 15:19:16,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 96 [2024-11-13 15:19:16,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:19:16,230 INFO L349 Elim1Store]: treesize reduction 72, result has 11.1 percent of original size [2024-11-13 15:19:16,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 96 treesize of output 143 [2024-11-13 15:19:16,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 58 [2024-11-13 15:19:18,046 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:19:18,047 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 15 case distinctions, treesize of input 197 treesize of output 136 [2024-11-13 15:19:19,810 INFO L349 Elim1Store]: treesize reduction 18, result has 75.3 percent of original size [2024-11-13 15:19:19,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 247 treesize of output 177 [2024-11-13 15:19:20,138 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 180 proven. 96 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-13 15:19:20,138 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:19:42,162 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:19:42,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1296468857] [2024-11-13 15:19:42,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1296468857] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:19:42,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175411844] [2024-11-13 15:19:42,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:19:42,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:19:42,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:19:42,165 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:19:42,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-13 15:19:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:19:42,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 15:19:42,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:19:44,569 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 15 treesize of output 1 [2024-11-13 15:19:46,495 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 61 treesize of output 40 [2024-11-13 15:19:49,253 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 69 treesize of output 51 [2024-11-13 15:19:52,705 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 80 treesize of output 54 [2024-11-13 15:19:55,439 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 77 treesize of output 62 [2024-11-13 15:19:59,365 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 88 treesize of output 65 [2024-11-13 15:20:02,422 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 88 treesize of output 65 [2024-11-13 15:20:06,127 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 86 treesize of output 74 [2024-11-13 15:20:07,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 96 [2024-11-13 15:20:07,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:20:07,231 INFO L349 Elim1Store]: treesize reduction 72, result has 11.1 percent of original size [2024-11-13 15:20:07,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 96 treesize of output 143 [2024-11-13 15:20:07,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 80 treesize of output 81 [2024-11-13 15:20:09,463 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:20:09,463 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 15 case distinctions, treesize of input 197 treesize of output 136 [2024-11-13 15:20:12,578 INFO L349 Elim1Store]: treesize reduction 18, result has 75.3 percent of original size [2024-11-13 15:20:12,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 247 treesize of output 177 [2024-11-13 15:20:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 212 proven. 96 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 15:20:13,078 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:20:19,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175411844] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:20:19,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:20:19,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 21 [2024-11-13 15:20:19,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322990787] [2024-11-13 15:20:19,400 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:20:19,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-13 15:20:19,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:20:19,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-13 15:20:19,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=631, Unknown=4, NotChecked=0, Total=756 [2024-11-13 15:20:19,402 INFO L87 Difference]: Start difference. First operand 444 states and 658 transitions. Second operand has 22 states, 22 states have (on average 4.2727272727272725) internal successors, (94), 21 states have internal predecessors, (94), 8 states have call successors, (24), 8 states have call predecessors, (24), 8 states have return successors, (24), 8 states have call predecessors, (24), 8 states have call successors, (24) [2024-11-13 15:20:54,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:20:54,566 INFO L93 Difference]: Finished difference Result 1071 states and 1558 transitions. [2024-11-13 15:20:54,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 15:20:54,568 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.2727272727272725) internal successors, (94), 21 states have internal predecessors, (94), 8 states have call successors, (24), 8 states have call predecessors, (24), 8 states have return successors, (24), 8 states have call predecessors, (24), 8 states have call successors, (24) Word has length 119 [2024-11-13 15:20:54,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:20:54,573 INFO L225 Difference]: With dead ends: 1071 [2024-11-13 15:20:54,573 INFO L226 Difference]: Without dead ends: 675 [2024-11-13 15:20:54,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 259 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 43.7s TimeCoverageRelationStatistics Valid=269, Invalid=987, Unknown=4, NotChecked=0, Total=1260 [2024-11-13 15:20:54,575 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 513 mSDsluCounter, 1041 mSDsCounter, 0 mSdLazyCounter, 2152 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 2204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 2152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:20:54,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 1168 Invalid, 2204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 2152 Invalid, 0 Unknown, 0 Unchecked, 25.4s Time] [2024-11-13 15:20:54,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2024-11-13 15:20:54,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 613. [2024-11-13 15:20:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 521 states have (on average 1.3857965451055663) internal successors, (722), 525 states have internal predecessors, (722), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:20:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 860 transitions. [2024-11-13 15:20:54,718 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 860 transitions. Word has length 119 [2024-11-13 15:20:54,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:20:54,718 INFO L471 AbstractCegarLoop]: Abstraction has 613 states and 860 transitions. [2024-11-13 15:20:54,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.2727272727272725) internal successors, (94), 21 states have internal predecessors, (94), 8 states have call successors, (24), 8 states have call predecessors, (24), 8 states have return successors, (24), 8 states have call predecessors, (24), 8 states have call successors, (24) [2024-11-13 15:20:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 860 transitions. [2024-11-13 15:20:54,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:20:54,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:20:54,722 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:20:54,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-13 15:20:54,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-11-13 15:20:55,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:20:55,123 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:20:55,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:20:55,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1715910161, now seen corresponding path program 1 times [2024-11-13 15:20:55,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:20:55,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589766162] [2024-11-13 15:20:55,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:20:55,124 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:20:55,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:20:55,126 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:20:55,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2024-11-13 15:20:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:20:55,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 15:20:55,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:21:05,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:21:08,256 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 21 treesize of output 20 [2024-11-13 15:21:10,680 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 29 treesize of output 31 [2024-11-13 15:21:14,048 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 54 treesize of output 51 [2024-11-13 15:21:14,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 90 [2024-11-13 15:21:14,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:21:14,718 INFO L349 Elim1Store]: treesize reduction 64, result has 12.3 percent of original size [2024-11-13 15:21:14,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 83 treesize of output 126 [2024-11-13 15:21:14,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 77 treesize of output 59 [2024-11-13 15:21:16,804 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 159 treesize of output 115 [2024-11-13 15:21:17,787 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 159 treesize of output 115 [2024-11-13 15:21:19,577 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:21:19,577 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 161 treesize of output 89 [2024-11-13 15:21:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 144 proven. 96 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-13 15:21:20,392 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:21:32,649 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:21:32,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589766162] [2024-11-13 15:21:32,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [589766162] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:21:32,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297124408] [2024-11-13 15:21:32,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:21:32,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:21:32,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:21:32,651 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:21:32,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-13 15:21:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:21:32,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 15:21:32,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:21:47,290 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 30 treesize of output 25 [2024-11-13 15:21:48,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 72 [2024-11-13 15:21:48,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:21:48,165 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:21:48,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 94 [2024-11-13 15:21:48,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2024-11-13 15:21:50,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 84 [2024-11-13 15:21:51,529 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 102 treesize of output 72 [2024-11-13 15:21:53,800 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:21:53,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 114 treesize of output 66 [2024-11-13 15:21:54,726 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:21:54,726 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:21:54,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297124408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:21:54,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:21:54,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [15] total 25 [2024-11-13 15:21:54,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729000635] [2024-11-13 15:21:54,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:21:54,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-13 15:21:54,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:21:54,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 15:21:54,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1043, Unknown=0, NotChecked=0, Total=1190 [2024-11-13 15:21:54,728 INFO L87 Difference]: Start difference. First operand 613 states and 860 transitions. Second operand has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:22:14,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:22:14,906 INFO L93 Difference]: Finished difference Result 1380 states and 1973 transitions. [2024-11-13 15:22:14,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:22:14,907 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2024-11-13 15:22:14,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:22:14,912 INFO L225 Difference]: With dead ends: 1380 [2024-11-13 15:22:14,912 INFO L226 Difference]: Without dead ends: 860 [2024-11-13 15:22:14,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 25.5s TimeCoverageRelationStatistics Valid=245, Invalid=1477, Unknown=0, NotChecked=0, Total=1722 [2024-11-13 15:22:14,914 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 520 mSDsluCounter, 1012 mSDsCounter, 0 mSdLazyCounter, 1976 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 520 SdHoareTripleChecker+Valid, 1165 SdHoareTripleChecker+Invalid, 1987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:22:14,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [520 Valid, 1165 Invalid, 1987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1976 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2024-11-13 15:22:14,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2024-11-13 15:22:15,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 610. [2024-11-13 15:22:15,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 518 states have (on average 1.386100386100386) internal successors, (718), 522 states have internal predecessors, (718), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:22:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 856 transitions. [2024-11-13 15:22:15,043 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 856 transitions. Word has length 119 [2024-11-13 15:22:15,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:22:15,043 INFO L471 AbstractCegarLoop]: Abstraction has 610 states and 856 transitions. [2024-11-13 15:22:15,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:22:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 856 transitions. [2024-11-13 15:22:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:22:15,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:22:15,047 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:22:15,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2024-11-13 15:22:15,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-13 15:22:15,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:22:15,448 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:22:15,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:22:15,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1818267407, now seen corresponding path program 1 times [2024-11-13 15:22:15,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:22:15,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1047805647] [2024-11-13 15:22:15,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:22:15,449 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:22:15,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:22:15,451 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:22:15,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2024-11-13 15:22:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:22:15,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 15:22:15,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:22:25,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 15:22:27,559 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 15 treesize of output 1 [2024-11-13 15:22:29,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:22:32,468 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 38 treesize of output 36 [2024-11-13 15:22:32,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 78 [2024-11-13 15:22:32,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:22:32,999 INFO L349 Elim1Store]: treesize reduction 56, result has 13.8 percent of original size [2024-11-13 15:22:33,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 108 [2024-11-13 15:22:33,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 52 [2024-11-13 15:22:35,309 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 119 treesize of output 88 [2024-11-13 15:22:36,063 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 119 treesize of output 88 [2024-11-13 15:22:37,421 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:22:37,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 122 treesize of output 70 [2024-11-13 15:22:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-13 15:22:38,203 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:23:08,221 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:23:08,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1047805647] [2024-11-13 15:23:08,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1047805647] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:23:08,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967261123] [2024-11-13 15:23:08,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:23:08,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:23:08,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:23:08,223 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:23:08,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-13 15:23:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:23:08,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 15:23:08,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:23:24,617 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 30 treesize of output 25 [2024-11-13 15:23:25,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 72 [2024-11-13 15:23:25,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:23:25,519 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:23:25,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 94 [2024-11-13 15:23:25,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 33 treesize of output 24 [2024-11-13 15:23:28,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 83 [2024-11-13 15:23:29,952 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 113 treesize of output 83 [2024-11-13 15:23:32,570 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:23:32,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 77 [2024-11-13 15:23:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:23:33,052 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:23:33,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1967261123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:23:33,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:23:33,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 25 [2024-11-13 15:23:33,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828436042] [2024-11-13 15:23:33,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:23:33,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-13 15:23:33,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:23:33,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-13 15:23:33,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1150, Unknown=1, NotChecked=0, Total=1332 [2024-11-13 15:23:33,054 INFO L87 Difference]: Start difference. First operand 610 states and 856 transitions. Second operand has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:23:56,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:23:56,746 INFO L93 Difference]: Finished difference Result 1391 states and 1996 transitions. [2024-11-13 15:23:56,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:23:56,747 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2024-11-13 15:23:56,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:23:56,752 INFO L225 Difference]: With dead ends: 1391 [2024-11-13 15:23:56,752 INFO L226 Difference]: Without dead ends: 874 [2024-11-13 15:23:56,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 226 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 547 ImplicationChecksByTransitivity, 43.6s TimeCoverageRelationStatistics Valid=297, Invalid=1594, Unknown=1, NotChecked=0, Total=1892 [2024-11-13 15:23:56,754 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 360 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 2144 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 2157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:23:56,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 1353 Invalid, 2157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 2144 Invalid, 0 Unknown, 0 Unchecked, 19.3s Time] [2024-11-13 15:23:56,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2024-11-13 15:23:56,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 698. [2024-11-13 15:23:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 698 states, 606 states have (on average 1.4108910891089108) internal successors, (855), 610 states have internal predecessors, (855), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:23:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 993 transitions. [2024-11-13 15:23:56,887 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 993 transitions. Word has length 119 [2024-11-13 15:23:56,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:23:56,887 INFO L471 AbstractCegarLoop]: Abstraction has 698 states and 993 transitions. [2024-11-13 15:23:56,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:23:56,888 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 993 transitions. [2024-11-13 15:23:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 15:23:56,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:23:56,891 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:23:56,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-13 15:23:57,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2024-11-13 15:23:57,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:23:57,292 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:23:57,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:23:57,293 INFO L85 PathProgramCache]: Analyzing trace with hash 482555183, now seen corresponding path program 1 times [2024-11-13 15:23:57,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:23:57,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62817084] [2024-11-13 15:23:57,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:23:57,293 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:23:57,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:23:57,295 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:23:57,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-11-13 15:23:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:23:57,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-13 15:23:57,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:24:07,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 15:24:10,176 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 15 treesize of output 1 [2024-11-13 15:24:12,243 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 15 treesize of output 1 [2024-11-13 15:24:14,872 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 30 treesize of output 25 [2024-11-13 15:24:15,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 72 [2024-11-13 15:24:15,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:24:15,534 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:24:15,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 94 [2024-11-13 15:24:15,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 37 [2024-11-13 15:24:17,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 89 [2024-11-13 15:24:18,266 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 79 [2024-11-13 15:24:19,500 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:24:19,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 112 treesize of output 68 [2024-11-13 15:24:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-13 15:24:20,460 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:24:40,865 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:24:40,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62817084] [2024-11-13 15:24:40,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62817084] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:24:40,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299832787] [2024-11-13 15:24:40,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:24:40,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:24:40,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:24:40,868 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:24:40,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-13 15:24:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:24:41,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 15:24:41,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:24:55,613 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 30 treesize of output 25 [2024-11-13 15:24:55,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 72 [2024-11-13 15:24:55,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:24:55,883 INFO L349 Elim1Store]: treesize reduction 48, result has 15.8 percent of original size [2024-11-13 15:24:55,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 94 [2024-11-13 15:24:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:24:56,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 34 [2024-11-13 15:24:57,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 89 [2024-11-13 15:24:57,979 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 79 [2024-11-13 15:24:59,955 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:24:59,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 121 treesize of output 73 [2024-11-13 15:25:00,490 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:25:00,490 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:25:00,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299832787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:25:00,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:25:00,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [14] total 15 [2024-11-13 15:25:00,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875986222] [2024-11-13 15:25:00,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:25:00,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-13 15:25:00,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:25:00,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 15:25:00,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=563, Unknown=0, NotChecked=0, Total=650 [2024-11-13 15:25:00,492 INFO L87 Difference]: Start difference. First operand 698 states and 993 transitions. Second operand has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:25:29,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:25:29,523 INFO L93 Difference]: Finished difference Result 1556 states and 2249 transitions. [2024-11-13 15:25:29,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:25:29,524 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2024-11-13 15:25:29,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:25:29,529 INFO L225 Difference]: With dead ends: 1556 [2024-11-13 15:25:29,529 INFO L226 Difference]: Without dead ends: 951 [2024-11-13 15:25:29,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 235 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 28.1s TimeCoverageRelationStatistics Valid=192, Invalid=864, Unknown=0, NotChecked=0, Total=1056 [2024-11-13 15:25:29,532 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 431 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 2436 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 431 SdHoareTripleChecker+Valid, 1535 SdHoareTripleChecker+Invalid, 2448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:25:29,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [431 Valid, 1535 Invalid, 2448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 2436 Invalid, 0 Unknown, 0 Unchecked, 24.0s Time] [2024-11-13 15:25:29,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 951 states. [2024-11-13 15:25:29,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 951 to 695. [2024-11-13 15:25:29,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 695 states, 603 states have (on average 1.4112769485903813) internal successors, (851), 607 states have internal predecessors, (851), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:25:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 989 transitions. [2024-11-13 15:25:29,666 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 989 transitions. Word has length 119 [2024-11-13 15:25:29,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:25:29,667 INFO L471 AbstractCegarLoop]: Abstraction has 695 states and 989 transitions. [2024-11-13 15:25:29,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:25:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 989 transitions. [2024-11-13 15:25:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:25:29,669 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:29,669 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:29,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-13 15:25:29,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2024-11-13 15:25:30,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:25:30,070 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:30,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:30,070 INFO L85 PathProgramCache]: Analyzing trace with hash -2051890954, now seen corresponding path program 1 times [2024-11-13 15:25:30,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:25:30,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1487216172] [2024-11-13 15:25:30,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:30,071 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:25:30,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:25:30,073 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:25:30,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2024-11-13 15:25:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:30,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 15:25:30,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:25:30,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2024-11-13 15:25:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-13 15:25:31,334 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:25:32,296 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 61 treesize of output 25 [2024-11-13 15:25:32,342 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 3 proven. 36 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-13 15:25:32,342 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:25:32,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1487216172] [2024-11-13 15:25:32,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1487216172] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:25:32,343 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:25:32,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-13 15:25:32,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349750200] [2024-11-13 15:25:32,343 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:25:32,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 15:25:32,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:25:32,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 15:25:32,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-13 15:25:32,345 INFO L87 Difference]: Start difference. First operand 695 states and 989 transitions. Second operand has 12 states, 11 states have (on average 7.090909090909091) internal successors, (78), 12 states have internal predecessors, (78), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-13 15:25:36,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:25:36,996 INFO L93 Difference]: Finished difference Result 1386 states and 1967 transitions. [2024-11-13 15:25:36,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-13 15:25:36,998 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.090909090909091) internal successors, (78), 12 states have internal predecessors, (78), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 121 [2024-11-13 15:25:36,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:25:37,002 INFO L225 Difference]: With dead ends: 1386 [2024-11-13 15:25:37,002 INFO L226 Difference]: Without dead ends: 723 [2024-11-13 15:25:37,004 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-13 15:25:37,004 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 182 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-13 15:25:37,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 718 Invalid, 449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-13 15:25:37,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2024-11-13 15:25:37,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 689. [2024-11-13 15:25:37,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 597 states have (on average 1.4053601340033501) internal successors, (839), 601 states have internal predecessors, (839), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:25:37,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 977 transitions. [2024-11-13 15:25:37,176 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 977 transitions. Word has length 121 [2024-11-13 15:25:37,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:25:37,177 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 977 transitions. [2024-11-13 15:25:37,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.090909090909091) internal successors, (78), 12 states have internal predecessors, (78), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-13 15:25:37,177 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 977 transitions. [2024-11-13 15:25:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:25:37,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:37,180 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:37,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2024-11-13 15:25:37,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:25:37,381 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:37,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:37,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1442109068, now seen corresponding path program 1 times [2024-11-13 15:25:37,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:25:37,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1996660547] [2024-11-13 15:25:37,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:37,383 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:25:37,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:25:37,386 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:25:37,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2024-11-13 15:25:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:37,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 15:25:37,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:25:43,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:25:45,179 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 30 treesize of output 25 [2024-11-13 15:25:46,614 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:25:46,615 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 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-13 15:25:46,884 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:25:46,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 29 [2024-11-13 15:25:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 83 proven. 96 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-13 15:25:47,005 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:25:47,478 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:25:47,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1996660547] [2024-11-13 15:25:47,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1996660547] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:25:47,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813599940] [2024-11-13 15:25:47,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:47,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:25:47,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:25:47,481 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:25:47,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-13 15:25:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:47,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 15:25:47,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:25:52,734 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 15 treesize of output 1 [2024-11-13 15:25:54,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 15:25:55,614 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 23 treesize of output 22 [2024-11-13 15:25:55,851 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:25:55,851 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 42 treesize of output 26 [2024-11-13 15:25:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 33 proven. 96 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-13 15:25:55,886 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:25:56,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813599940] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:25:56,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:25:56,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 16 [2024-11-13 15:25:56,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906074625] [2024-11-13 15:25:56,156 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:25:56,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-13 15:25:56,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:25:56,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-13 15:25:56,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-13 15:25:56,159 INFO L87 Difference]: Start difference. First operand 689 states and 977 transitions. Second operand has 17 states, 15 states have (on average 5.2) internal successors, (78), 14 states have internal predecessors, (78), 6 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-13 15:26:14,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:26:14,410 INFO L93 Difference]: Finished difference Result 1325 states and 1881 transitions. [2024-11-13 15:26:14,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-13 15:26:14,411 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 5.2) internal successors, (78), 14 states have internal predecessors, (78), 6 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 121 [2024-11-13 15:26:14,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:26:14,415 INFO L225 Difference]: With dead ends: 1325 [2024-11-13 15:26:14,415 INFO L226 Difference]: Without dead ends: 727 [2024-11-13 15:26:14,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2024-11-13 15:26:14,418 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 467 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 1493 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 1635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2024-11-13 15:26:14,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [478 Valid, 589 Invalid, 1635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1493 Invalid, 0 Unknown, 0 Unchecked, 14.7s Time] [2024-11-13 15:26:14,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2024-11-13 15:26:14,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 689. [2024-11-13 15:26:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 597 states have (on average 1.3986599664991626) internal successors, (835), 601 states have internal predecessors, (835), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:26:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 973 transitions. [2024-11-13 15:26:14,550 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 973 transitions. Word has length 121 [2024-11-13 15:26:14,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:26:14,551 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 973 transitions. [2024-11-13 15:26:14,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 5.2) internal successors, (78), 14 states have internal predecessors, (78), 6 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-13 15:26:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 973 transitions. [2024-11-13 15:26:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:26:14,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:26:14,553 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:26:14,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-13 15:26:14,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2024-11-13 15:26:14,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:26:14,954 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:26:14,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:26:14,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1660963786, now seen corresponding path program 1 times [2024-11-13 15:26:14,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:26:14,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1375643891] [2024-11-13 15:26:14,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:26:14,955 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:26:14,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:26:14,957 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:26:14,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2024-11-13 15:26:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:26:15,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 15:26:15,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:26:24,567 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 15 treesize of output 1 [2024-11-13 15:26:26,406 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 15 treesize of output 1 [2024-11-13 15:26:28,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:26:31,013 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 38 treesize of output 36 [2024-11-13 15:26:31,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 57 [2024-11-13 15:26:31,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:26:31,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 84 [2024-11-13 15:26:32,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 4 [2024-11-13 15:26:33,141 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 101 treesize of output 74 [2024-11-13 15:26:33,769 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 101 treesize of output 74 [2024-11-13 15:26:34,927 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:26:34,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 55 [2024-11-13 15:26:35,428 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-13 15:26:35,428 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:27:04,492 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:27:04,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1375643891] [2024-11-13 15:27:04,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1375643891] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:27:04,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228696660] [2024-11-13 15:27:04,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:27:04,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:27:04,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:27:04,495 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:27:04,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-13 15:27:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:27:04,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 15:27:04,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:27:18,241 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 19 treesize of output 19 [2024-11-13 15:27:19,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2024-11-13 15:27:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:27:19,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 64 [2024-11-13 15:27:19,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 32 treesize of output 23 [2024-11-13 15:27:22,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 53 [2024-11-13 15:27:23,010 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 75 treesize of output 53 [2024-11-13 15:27:24,925 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:27:24,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 47 [2024-11-13 15:27:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:27:25,475 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:27:25,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228696660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:27:25,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:27:25,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 23 [2024-11-13 15:27:25,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111170797] [2024-11-13 15:27:25,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:27:25,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-13 15:27:25,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:27:25,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 15:27:25,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=913, Unknown=4, NotChecked=0, Total=1056 [2024-11-13 15:27:25,478 INFO L87 Difference]: Start difference. First operand 689 states and 973 transitions. Second operand has 14 states, 14 states have (on average 3.857142857142857) internal successors, (54), 13 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:27:41,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:27:41,946 INFO L93 Difference]: Finished difference Result 1551 states and 2223 transitions. [2024-11-13 15:27:41,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:27:41,947 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.857142857142857) internal successors, (54), 13 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2024-11-13 15:27:41,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:27:41,951 INFO L225 Difference]: With dead ends: 1551 [2024-11-13 15:27:41,951 INFO L226 Difference]: Without dead ends: 953 [2024-11-13 15:27:41,953 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 40.0s TimeCoverageRelationStatistics Valid=249, Invalid=1307, Unknown=4, NotChecked=0, Total=1560 [2024-11-13 15:27:41,953 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 702 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 1365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:27:41,954 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [702 Valid, 808 Invalid, 1365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2024-11-13 15:27:41,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2024-11-13 15:27:42,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 690. [2024-11-13 15:27:42,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 598 states have (on average 1.399665551839465) internal successors, (837), 602 states have internal predecessors, (837), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:27:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 975 transitions. [2024-11-13 15:27:42,104 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 975 transitions. Word has length 121 [2024-11-13 15:27:42,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:27:42,105 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 975 transitions. [2024-11-13 15:27:42,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.857142857142857) internal successors, (54), 13 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:27:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 975 transitions. [2024-11-13 15:27:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:27:42,107 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:27:42,107 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:27:42,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-13 15:27:42,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2024-11-13 15:27:42,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:27:42,508 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:27:42,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:27:42,509 INFO L85 PathProgramCache]: Analyzing trace with hash -333180920, now seen corresponding path program 1 times [2024-11-13 15:27:42,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:27:42,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191341746] [2024-11-13 15:27:42,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:27:42,509 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:27:42,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:27:42,511 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:27:42,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2024-11-13 15:27:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:27:42,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 15:27:43,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:27:51,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-13 15:27:54,100 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 21 treesize of output 20 [2024-11-13 15:27:56,540 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 29 treesize of output 31 [2024-11-13 15:27:59,708 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 54 treesize of output 51 [2024-11-13 15:28:00,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 69 [2024-11-13 15:28:00,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:28:00,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 102 [2024-11-13 15:28:00,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 57 treesize of output 45 [2024-11-13 15:28:02,463 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 121 treesize of output 101 [2024-11-13 15:28:03,258 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 121 treesize of output 101 [2024-11-13 15:28:04,670 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:28:04,671 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 123 treesize of output 75 [2024-11-13 15:28:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 144 proven. 96 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-13 15:28:05,311 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:28:39,388 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:28:39,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191341746] [2024-11-13 15:28:39,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191341746] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:28:39,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146803657] [2024-11-13 15:28:39,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:28:39,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:28:39,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:28:39,391 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:28:39,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-11-13 15:28:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:28:39,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 15:28:39,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:28:52,919 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 19 treesize of output 19 [2024-11-13 15:28:54,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2024-11-13 15:28:54,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:28:54,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 64 [2024-11-13 15:28:54,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 32 treesize of output 23 [2024-11-13 15:28:56,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 54 [2024-11-13 15:28:57,021 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 76 treesize of output 54 [2024-11-13 15:28:58,983 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:28:58,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 48 [2024-11-13 15:28:59,845 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 15:28:59,845 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:28:59,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146803657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:28:59,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:28:59,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [15] total 24 [2024-11-13 15:28:59,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715489136] [2024-11-13 15:28:59,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:28:59,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 15:28:59,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:28:59,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 15:28:59,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=974, Unknown=6, NotChecked=0, Total=1122 [2024-11-13 15:28:59,848 INFO L87 Difference]: Start difference. First operand 690 states and 975 transitions. Second operand has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 12 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:29:19,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:29:19,021 INFO L93 Difference]: Finished difference Result 1547 states and 2217 transitions. [2024-11-13 15:29:19,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:29:19,022 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 12 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2024-11-13 15:29:19,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:29:19,027 INFO L225 Difference]: With dead ends: 1547 [2024-11-13 15:29:19,027 INFO L226 Difference]: Without dead ends: 948 [2024-11-13 15:29:19,029 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 45.7s TimeCoverageRelationStatistics Valid=247, Invalid=1387, Unknown=6, NotChecked=0, Total=1640 [2024-11-13 15:29:19,032 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 548 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:29:19,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 940 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2024-11-13 15:29:19,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2024-11-13 15:29:19,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 686. [2024-11-13 15:29:19,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 594 states have (on average 1.398989898989899) internal successors, (831), 598 states have internal predecessors, (831), 69 states have call successors, (69), 22 states have call predecessors, (69), 22 states have return successors, (69), 65 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-13 15:29:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 969 transitions. [2024-11-13 15:29:19,166 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 969 transitions. Word has length 121 [2024-11-13 15:29:19,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:29:19,167 INFO L471 AbstractCegarLoop]: Abstraction has 686 states and 969 transitions. [2024-11-13 15:29:19,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 12 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-13 15:29:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 969 transitions. [2024-11-13 15:29:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 15:29:19,169 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:29:19,169 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:29:19,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2024-11-13 15:29:19,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2024-11-13 15:29:19,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:29:19,570 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:29:19,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:29:19,571 INFO L85 PathProgramCache]: Analyzing trace with hash 133320139, now seen corresponding path program 1 times [2024-11-13 15:29:19,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:29:19,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [217884631] [2024-11-13 15:29:19,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:29:19,571 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 15:29:19,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:29:19,573 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 15:29:19,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2886e4f3-cce0-41a1-88da-adcb5eaa927a/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2024-11-13 15:29:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:29:20,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 15:29:20,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:29:30,777 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 15 treesize of output 1 [2024-11-13 15:29:33,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 15:29:35,510 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 23 treesize of output 22 [2024-11-13 15:29:35,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 49 [2024-11-13 15:29:35,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 15:29:35,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 73 [2024-11-13 15:29:35,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-13 15:29:36,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2024-11-13 15:29:36,874 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:29:36,875 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 6 case distinctions, treesize of input 49 treesize of output 46 [2024-11-13 15:29:37,235 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:29:37,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 22 [2024-11-13 15:29:37,367 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 33 proven. 96 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-13 15:29:37,367 INFO L311 TraceCheckSpWp]: Computing backward predicates...