./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc45ea9668aac6e48de27a922a21b6f1fcfad793474bb275ed2ea7566fcf986e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:38:55,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:38:55,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:38:55,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:38:55,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:38:55,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:38:55,304 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:38:55,304 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:38:55,304 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:38:55,304 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:38:55,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:38:55,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:38:55,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:38:55,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:38:55,305 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:38:55,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:38:55,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:38:55,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:38:55,306 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:38:55,307 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:38:55,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:38:55,307 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:38:55,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:38:55,308 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:38:55,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:38:55,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:38:55,309 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_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc45ea9668aac6e48de27a922a21b6f1fcfad793474bb275ed2ea7566fcf986e [2024-12-02 10:38:55,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:38:55,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:38:55,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:38:55,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:38:55,535 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:38:55,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i [2024-12-02 10:38:58,156 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/a2d2170a6/25f68b15d2c24900a5924708e679023c/FLAGdca7eb550 [2024-12-02 10:38:58,367 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:38:58,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i [2024-12-02 10:38:58,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/a2d2170a6/25f68b15d2c24900a5924708e679023c/FLAGdca7eb550 [2024-12-02 10:38:58,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/a2d2170a6/25f68b15d2c24900a5924708e679023c [2024-12-02 10:38:58,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:38:58,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:38:58,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:38:58,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:38:58,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:38:58,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:38:58" (1/1) ... [2024-12-02 10:38:58,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb03654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:58, skipping insertion in model container [2024-12-02 10:38:58,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:38:58" (1/1) ... [2024-12-02 10:38:58,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:38:58,891 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_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i[916,929] [2024-12-02 10:38:58,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:38:58,959 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:38:58,969 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_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i[916,929] [2024-12-02 10:38:58,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:38:59,016 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:38:59,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59 WrapperNode [2024-12-02 10:38:59,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:38:59,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:38:59,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:38:59,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:38:59,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,071 INFO L138 Inliner]: procedures = 29, calls = 180, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 552 [2024-12-02 10:38:59,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:38:59,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:38:59,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:38:59,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:38:59,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,087 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,111 INFO L175 MemorySlicer]: Split 139 memory accesses to 14 slices as follows [2, 17, 8, 11, 11, 12, 14, 14, 10, 5, 14, 8, 10, 3]. 12 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 17 writes are split as follows [0, 2, 1, 1, 1, 1, 1, 1, 3, 2, 1, 1, 1, 1]. [2024-12-02 10:38:59,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,127 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:38:59,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:38:59,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:38:59,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:38:59,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (1/1) ... [2024-12-02 10:38:59,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:38:59,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:38:59,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:38:59,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:38:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-12-02 10:38:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 10:38:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-12-02 10:38:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 10:38:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-12-02 10:38:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:38:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 10:38:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 10:38:59,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 10:38:59,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:38:59,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:38:59,369 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:38:59,371 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:38:59,888 INFO L? ?]: Removed 149 outVars from TransFormulas that were not future-live. [2024-12-02 10:38:59,888 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:38:59,898 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:38:59,898 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:38:59,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:59 BoogieIcfgContainer [2024-12-02 10:38:59,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:38:59,901 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:38:59,901 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:38:59,904 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:38:59,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:38:58" (1/3) ... [2024-12-02 10:38:59,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@196df0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:38:59, skipping insertion in model container [2024-12-02 10:38:59,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:59" (2/3) ... [2024-12-02 10:38:59,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@196df0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:38:59, skipping insertion in model container [2024-12-02 10:38:59,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:59" (3/3) ... [2024-12-02 10:38:59,906 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-30.i [2024-12-02 10:38:59,917 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:38:59,918 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-30.i that has 2 procedures, 120 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:38:59,970 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:38:59,981 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;@6f7c94ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:38:59,982 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:38:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 100 states have (on average 1.41) internal successors, (141), 101 states have internal predecessors, (141), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-12-02 10:38:59,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:38:59,997 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:38:59,998 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:38:59,998 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:00,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:00,003 INFO L85 PathProgramCache]: Analyzing trace with hash -358484174, now seen corresponding path program 1 times [2024-12-02 10:39:00,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:00,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20399736] [2024-12-02 10:39:00,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:00,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-12-02 10:39:00,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:00,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20399736] [2024-12-02 10:39:00,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20399736] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:00,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261416094] [2024-12-02 10:39:00,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:00,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:39:00,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:39:00,294 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:39:00,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:39:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:00,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:39:00,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-12-02 10:39:00,614 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:00,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261416094] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:00,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:00,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 10:39:00,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569712324] [2024-12-02 10:39:00,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:00,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:39:00,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:00,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:39:00,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:39:00,641 INFO L87 Difference]: Start difference. First operand has 120 states, 100 states have (on average 1.41) internal successors, (141), 101 states have internal predecessors, (141), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:00,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:00,664 INFO L93 Difference]: Finished difference Result 233 states and 361 transitions. [2024-12-02 10:39:00,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:39:00,666 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2024-12-02 10:39:00,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:00,671 INFO L225 Difference]: With dead ends: 233 [2024-12-02 10:39:00,671 INFO L226 Difference]: Without dead ends: 116 [2024-12-02 10:39:00,673 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:39:00,675 INFO L435 NwaCegarLoop]: 168 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, 168 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:00,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:39:00,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-12-02 10:39:00,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-12-02 10:39:00,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 97 states have (on average 1.3814432989690721) internal successors, (134), 97 states have internal predecessors, (134), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-12-02 10:39:00,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 168 transitions. [2024-12-02 10:39:00,723 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 168 transitions. Word has length 138 [2024-12-02 10:39:00,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:00,723 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 168 transitions. [2024-12-02 10:39:00,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 168 transitions. [2024-12-02 10:39:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:39:00,726 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:00,726 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:00,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:39:00,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 10:39:00,927 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:00,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:00,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1428240716, now seen corresponding path program 1 times [2024-12-02 10:39:00,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:00,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262778303] [2024-12-02 10:39:00,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:02,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:02,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262778303] [2024-12-02 10:39:02,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262778303] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:02,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:02,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 10:39:02,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488645672] [2024-12-02 10:39:02,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:02,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 10:39:02,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:02,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 10:39:02,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:02,482 INFO L87 Difference]: Start difference. First operand 116 states and 168 transitions. Second operand has 9 states, 8 states have (on average 7.0) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:03,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:03,299 INFO L93 Difference]: Finished difference Result 382 states and 548 transitions. [2024-12-02 10:39:03,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:39:03,299 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.0) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 138 [2024-12-02 10:39:03,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:03,302 INFO L225 Difference]: With dead ends: 382 [2024-12-02 10:39:03,302 INFO L226 Difference]: Without dead ends: 269 [2024-12-02 10:39:03,303 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-12-02 10:39:03,303 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 434 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:03,304 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 719 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:39:03,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-12-02 10:39:03,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 197. [2024-12-02 10:39:03,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 165 states have (on average 1.3696969696969696) internal successors, (226), 166 states have internal predecessors, (226), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 284 transitions. [2024-12-02 10:39:03,329 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 284 transitions. Word has length 138 [2024-12-02 10:39:03,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:03,330 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 284 transitions. [2024-12-02 10:39:03,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.0) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:03,330 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 284 transitions. [2024-12-02 10:39:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 10:39:03,332 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:03,332 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:03,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:39:03,333 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:03,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:03,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1819811160, now seen corresponding path program 1 times [2024-12-02 10:39:03,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:03,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14648513] [2024-12-02 10:39:03,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:03,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:04,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:04,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14648513] [2024-12-02 10:39:04,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14648513] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:04,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:04,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 10:39:04,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194009354] [2024-12-02 10:39:04,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:04,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:39:04,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:04,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:39:04,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:39:04,445 INFO L87 Difference]: Start difference. First operand 197 states and 284 transitions. Second operand has 8 states, 7 states have (on average 8.142857142857142) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:04,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:04,923 INFO L93 Difference]: Finished difference Result 396 states and 570 transitions. [2024-12-02 10:39:04,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:39:04,924 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.142857142857142) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 139 [2024-12-02 10:39:04,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:04,926 INFO L225 Difference]: With dead ends: 396 [2024-12-02 10:39:04,926 INFO L226 Difference]: Without dead ends: 202 [2024-12-02 10:39:04,927 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-12-02 10:39:04,928 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 427 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:04,928 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 874 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 10:39:04,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-12-02 10:39:04,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 199. [2024-12-02 10:39:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 167 states have (on average 1.3652694610778444) internal successors, (228), 168 states have internal predecessors, (228), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 286 transitions. [2024-12-02 10:39:04,961 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 286 transitions. Word has length 139 [2024-12-02 10:39:04,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:04,961 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 286 transitions. [2024-12-02 10:39:04,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.142857142857142) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 286 transitions. [2024-12-02 10:39:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 10:39:04,963 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:04,963 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:04,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:39:04,964 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:04,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:04,964 INFO L85 PathProgramCache]: Analyzing trace with hash 355625497, now seen corresponding path program 1 times [2024-12-02 10:39:04,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:04,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14251327] [2024-12-02 10:39:04,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:04,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:05,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:05,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14251327] [2024-12-02 10:39:05,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14251327] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:05,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:05,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:05,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427673559] [2024-12-02 10:39:05,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:05,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:05,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:05,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:05,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:05,161 INFO L87 Difference]: Start difference. First operand 199 states and 286 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:05,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:05,233 INFO L93 Difference]: Finished difference Result 399 states and 572 transitions. [2024-12-02 10:39:05,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:05,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 139 [2024-12-02 10:39:05,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:05,236 INFO L225 Difference]: With dead ends: 399 [2024-12-02 10:39:05,236 INFO L226 Difference]: Without dead ends: 203 [2024-12-02 10:39:05,237 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:05,238 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 73 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:05,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 833 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:39:05,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-12-02 10:39:05,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 199. [2024-12-02 10:39:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 167 states have (on average 1.3592814371257484) internal successors, (227), 168 states have internal predecessors, (227), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:05,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 285 transitions. [2024-12-02 10:39:05,256 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 285 transitions. Word has length 139 [2024-12-02 10:39:05,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:05,257 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 285 transitions. [2024-12-02 10:39:05,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:05,257 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 285 transitions. [2024-12-02 10:39:05,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 10:39:05,258 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:05,259 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:05,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:39:05,259 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:05,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:05,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1766860237, now seen corresponding path program 1 times [2024-12-02 10:39:05,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:05,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78001393] [2024-12-02 10:39:05,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:05,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:05,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:05,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78001393] [2024-12-02 10:39:05,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78001393] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:05,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:05,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 10:39:05,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51755809] [2024-12-02 10:39:05,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:05,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:39:05,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:05,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:39:05,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:05,791 INFO L87 Difference]: Start difference. First operand 199 states and 285 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:05,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:05,945 INFO L93 Difference]: Finished difference Result 544 states and 775 transitions. [2024-12-02 10:39:05,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:39:05,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 141 [2024-12-02 10:39:05,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:05,948 INFO L225 Difference]: With dead ends: 544 [2024-12-02 10:39:05,948 INFO L226 Difference]: Without dead ends: 348 [2024-12-02 10:39:05,949 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:05,950 INFO L435 NwaCegarLoop]: 198 mSDtfsCounter, 96 mSDsluCounter, 726 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 924 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:05,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 924 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:39:05,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2024-12-02 10:39:05,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 231. [2024-12-02 10:39:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 199 states have (on average 1.3618090452261307) internal successors, (271), 200 states have internal predecessors, (271), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 329 transitions. [2024-12-02 10:39:05,977 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 329 transitions. Word has length 141 [2024-12-02 10:39:05,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:05,977 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 329 transitions. [2024-12-02 10:39:05,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 329 transitions. [2024-12-02 10:39:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 10:39:05,979 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:05,979 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:05,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 10:39:05,980 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:05,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:05,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1927055124, now seen corresponding path program 1 times [2024-12-02 10:39:05,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:05,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472688903] [2024-12-02 10:39:05,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:05,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-02 10:39:06,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:06,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472688903] [2024-12-02 10:39:06,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472688903] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:06,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501148767] [2024-12-02 10:39:06,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:06,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:39:06,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:39:06,182 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:39:06,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:39:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:06,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:39:06,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:06,485 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:06,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501148767] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:06,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:06,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2024-12-02 10:39:06,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226762978] [2024-12-02 10:39:06,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:06,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:06,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:06,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:06,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:06,487 INFO L87 Difference]: Start difference. First operand 231 states and 329 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:06,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:06,538 INFO L93 Difference]: Finished difference Result 468 states and 667 transitions. [2024-12-02 10:39:06,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:06,539 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 141 [2024-12-02 10:39:06,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:06,541 INFO L225 Difference]: With dead ends: 468 [2024-12-02 10:39:06,541 INFO L226 Difference]: Without dead ends: 240 [2024-12-02 10:39:06,541 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:06,542 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 0 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:06,542 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 650 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:39:06,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-12-02 10:39:06,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 236. [2024-12-02 10:39:06,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 204 states have (on average 1.3529411764705883) internal successors, (276), 205 states have internal predecessors, (276), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:06,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 334 transitions. [2024-12-02 10:39:06,566 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 334 transitions. Word has length 141 [2024-12-02 10:39:06,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:06,567 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 334 transitions. [2024-12-02 10:39:06,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:06,567 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 334 transitions. [2024-12-02 10:39:06,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 10:39:06,569 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:06,569 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:06,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:39:06,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:39:06,770 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:06,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:06,770 INFO L85 PathProgramCache]: Analyzing trace with hash -993933754, now seen corresponding path program 1 times [2024-12-02 10:39:06,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:06,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332844599] [2024-12-02 10:39:06,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:06,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:07,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:07,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332844599] [2024-12-02 10:39:07,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332844599] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:07,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:07,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 10:39:07,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906477658] [2024-12-02 10:39:07,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:07,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 10:39:07,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:07,630 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 10:39:07,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-12-02 10:39:07,630 INFO L87 Difference]: Start difference. First operand 236 states and 334 transitions. Second operand has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:08,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:08,250 INFO L93 Difference]: Finished difference Result 644 states and 901 transitions. [2024-12-02 10:39:08,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 10:39:08,250 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 141 [2024-12-02 10:39:08,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:08,253 INFO L225 Difference]: With dead ends: 644 [2024-12-02 10:39:08,253 INFO L226 Difference]: Without dead ends: 411 [2024-12-02 10:39:08,254 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-12-02 10:39:08,254 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 562 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:08,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [562 Valid, 1321 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 10:39:08,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2024-12-02 10:39:08,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 286. [2024-12-02 10:39:08,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 247 states have (on average 1.3441295546558705) internal successors, (332), 249 states have internal predecessors, (332), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2024-12-02 10:39:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 400 transitions. [2024-12-02 10:39:08,278 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 400 transitions. Word has length 141 [2024-12-02 10:39:08,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:08,278 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 400 transitions. [2024-12-02 10:39:08,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 400 transitions. [2024-12-02 10:39:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 10:39:08,280 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:08,280 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:08,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 10:39:08,280 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:08,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:08,280 INFO L85 PathProgramCache]: Analyzing trace with hash -2015002108, now seen corresponding path program 1 times [2024-12-02 10:39:08,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:08,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491378983] [2024-12-02 10:39:08,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:08,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:08,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:08,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491378983] [2024-12-02 10:39:08,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491378983] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:08,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:08,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 10:39:08,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106088401] [2024-12-02 10:39:08,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:08,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 10:39:08,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:08,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 10:39:08,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:39:08,954 INFO L87 Difference]: Start difference. First operand 286 states and 400 transitions. Second operand has 13 states, 12 states have (on average 4.916666666666667) internal successors, (59), 13 states have internal predecessors, (59), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:09,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:09,683 INFO L93 Difference]: Finished difference Result 712 states and 987 transitions. [2024-12-02 10:39:09,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 10:39:09,685 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.916666666666667) internal successors, (59), 13 states have internal predecessors, (59), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 141 [2024-12-02 10:39:09,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:09,688 INFO L225 Difference]: With dead ends: 712 [2024-12-02 10:39:09,688 INFO L226 Difference]: Without dead ends: 429 [2024-12-02 10:39:09,689 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=406, Unknown=0, NotChecked=0, Total=506 [2024-12-02 10:39:09,689 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 345 mSDsluCounter, 1018 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1240 SdHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:09,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 1240 Invalid, 486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 10:39:09,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2024-12-02 10:39:09,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 286. [2024-12-02 10:39:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 247 states have (on average 1.3360323886639676) internal successors, (330), 249 states have internal predecessors, (330), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2024-12-02 10:39:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 398 transitions. [2024-12-02 10:39:09,723 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 398 transitions. Word has length 141 [2024-12-02 10:39:09,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:09,724 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 398 transitions. [2024-12-02 10:39:09,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.916666666666667) internal successors, (59), 13 states have internal predecessors, (59), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 398 transitions. [2024-12-02 10:39:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 10:39:09,726 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:09,726 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:09,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 10:39:09,726 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:09,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:09,726 INFO L85 PathProgramCache]: Analyzing trace with hash -281362015, now seen corresponding path program 1 times [2024-12-02 10:39:09,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:09,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803315916] [2024-12-02 10:39:09,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:09,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:10,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:10,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803315916] [2024-12-02 10:39:10,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803315916] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:10,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:10,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:10,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232217529] [2024-12-02 10:39:10,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:10,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:10,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:10,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:10,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:10,012 INFO L87 Difference]: Start difference. First operand 286 states and 398 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:10,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:10,170 INFO L93 Difference]: Finished difference Result 587 states and 811 transitions. [2024-12-02 10:39:10,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:10,170 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 143 [2024-12-02 10:39:10,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:10,173 INFO L225 Difference]: With dead ends: 587 [2024-12-02 10:39:10,173 INFO L226 Difference]: Without dead ends: 304 [2024-12-02 10:39:10,174 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:10,174 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 68 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:10,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 620 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:39:10,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2024-12-02 10:39:10,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 254. [2024-12-02 10:39:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 220 states have (on average 1.3318181818181818) internal successors, (293), 221 states have internal predecessors, (293), 29 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:10,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 351 transitions. [2024-12-02 10:39:10,207 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 351 transitions. Word has length 143 [2024-12-02 10:39:10,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:10,207 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 351 transitions. [2024-12-02 10:39:10,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 351 transitions. [2024-12-02 10:39:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 10:39:10,210 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:10,210 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:10,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 10:39:10,210 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:10,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:10,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1772468530, now seen corresponding path program 1 times [2024-12-02 10:39:10,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:10,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497060274] [2024-12-02 10:39:10,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:10,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:11,551 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:11,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:11,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497060274] [2024-12-02 10:39:11,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497060274] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:11,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:11,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-12-02 10:39:11,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947630979] [2024-12-02 10:39:11,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:11,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 10:39:11,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:11,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 10:39:11,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2024-12-02 10:39:11,554 INFO L87 Difference]: Start difference. First operand 254 states and 351 transitions. Second operand has 16 states, 15 states have (on average 4.066666666666666) internal successors, (61), 16 states have internal predecessors, (61), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:13,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:13,220 INFO L93 Difference]: Finished difference Result 733 states and 999 transitions. [2024-12-02 10:39:13,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 10:39:13,221 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 4.066666666666666) internal successors, (61), 16 states have internal predecessors, (61), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 143 [2024-12-02 10:39:13,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:13,223 INFO L225 Difference]: With dead ends: 733 [2024-12-02 10:39:13,223 INFO L226 Difference]: Without dead ends: 482 [2024-12-02 10:39:13,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=184, Invalid=746, Unknown=0, NotChecked=0, Total=930 [2024-12-02 10:39:13,225 INFO L435 NwaCegarLoop]: 254 mSDtfsCounter, 721 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 721 SdHoareTripleChecker+Valid, 2313 SdHoareTripleChecker+Invalid, 1148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:13,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [721 Valid, 2313 Invalid, 1148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 10:39:13,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-12-02 10:39:13,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 336. [2024-12-02 10:39:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 290 states have (on average 1.3206896551724139) internal successors, (383), 292 states have internal predecessors, (383), 39 states have call successors, (39), 6 states have call predecessors, (39), 6 states have return successors, (39), 37 states have call predecessors, (39), 39 states have call successors, (39) [2024-12-02 10:39:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 461 transitions. [2024-12-02 10:39:13,271 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 461 transitions. Word has length 143 [2024-12-02 10:39:13,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:13,271 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 461 transitions. [2024-12-02 10:39:13,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 4.066666666666666) internal successors, (61), 16 states have internal predecessors, (61), 4 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-12-02 10:39:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 461 transitions. [2024-12-02 10:39:13,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 10:39:13,273 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:13,274 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:13,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 10:39:13,274 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:13,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:13,274 INFO L85 PathProgramCache]: Analyzing trace with hash -407954600, now seen corresponding path program 1 times [2024-12-02 10:39:13,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:13,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931754927] [2024-12-02 10:39:13,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:13,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:13,463 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:13,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:39:13,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931754927] [2024-12-02 10:39:13,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931754927] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:13,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:13,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:13,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361938236] [2024-12-02 10:39:13,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:13,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:13,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:39:13,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:13,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:13,464 INFO L87 Difference]: Start difference. First operand 336 states and 461 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:13,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:13,539 INFO L93 Difference]: Finished difference Result 672 states and 918 transitions. [2024-12-02 10:39:13,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:13,539 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-12-02 10:39:13,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:13,541 INFO L225 Difference]: With dead ends: 672 [2024-12-02 10:39:13,542 INFO L226 Difference]: Without dead ends: 339 [2024-12-02 10:39:13,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:13,543 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 70 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:13,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 637 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:39:13,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-12-02 10:39:13,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 300. [2024-12-02 10:39:13,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 254 states have (on average 1.3031496062992125) internal successors, (331), 256 states have internal predecessors, (331), 39 states have call successors, (39), 6 states have call predecessors, (39), 6 states have return successors, (39), 37 states have call predecessors, (39), 39 states have call successors, (39) [2024-12-02 10:39:13,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 409 transitions. [2024-12-02 10:39:13,593 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 409 transitions. Word has length 144 [2024-12-02 10:39:13,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:13,594 INFO L471 AbstractCegarLoop]: Abstraction has 300 states and 409 transitions. [2024-12-02 10:39:13,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:13,594 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 409 transitions. [2024-12-02 10:39:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 10:39:13,596 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:13,596 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:13,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 10:39:13,596 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:13,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:13,596 INFO L85 PathProgramCache]: Analyzing trace with hash 351162042, now seen corresponding path program 1 times [2024-12-02 10:39:13,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:39:13,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817562547] [2024-12-02 10:39:13,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:39:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:39:13,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1888102362] [2024-12-02 10:39:13,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:13,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:39:13,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:39:13,683 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:39:13,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:39:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:39:14,167 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:39:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:39:14,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:39:14,504 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:39:14,505 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:39:14,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 10:39:14,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:39:14,709 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:14,846 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:39:14,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:39:14 BoogieIcfgContainer [2024-12-02 10:39:14,849 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:39:14,849 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:39:14,849 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:39:14,850 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:39:14,850 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:59" (3/4) ... [2024-12-02 10:39:14,852 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:39:14,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:39:14,853 INFO L158 Benchmark]: Toolchain (without parser) took 16117.46ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 116.2MB in the beginning and 224.3MB in the end (delta: -108.0MB). Peak memory consumption was 130.6MB. Max. memory is 16.1GB. [2024-12-02 10:39:14,854 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:39:14,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.11ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 101.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:39:14,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.35ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 97.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:39:14,854 INFO L158 Benchmark]: Boogie Preprocessor took 75.15ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 91.5MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:39:14,854 INFO L158 Benchmark]: RCFGBuilder took 750.73ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 106.8MB in the end (delta: -15.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-12-02 10:39:14,855 INFO L158 Benchmark]: TraceAbstraction took 14948.48ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 106.3MB in the beginning and 224.3MB in the end (delta: -118.0MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. [2024-12-02 10:39:14,855 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 377.5MB. Free memory was 224.3MB in the beginning and 224.3MB in the end (delta: 33.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:39:14,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.11ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 101.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.35ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 97.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.15ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 91.5MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 750.73ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 106.8MB in the end (delta: -15.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * TraceAbstraction took 14948.48ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 106.3MB in the beginning and 224.3MB in the end (delta: -118.0MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 377.5MB. Free memory was 224.3MB in the beginning and 224.3MB in the end (delta: 33.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 116, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 116, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryFLOAToperation at line 116, overapproximation of someUnaryFLOAToperation at line 80, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 64; [L22] unsigned char var_1_1 = 64; [L23] unsigned char* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 0; [L24] unsigned char var_1_2 = 0; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] signed short int var_1_5 = 8; [L26] signed short int var_1_5 = 8; [L27] signed short int* var_1_5_Pointer = &(var_1_5); [L28] signed short int var_1_6 = -32; [L28] signed short int var_1_6 = -32; [L29] signed short int* var_1_6_Pointer = &(var_1_6); [L30] unsigned char var_1_7 = 128; [L30] unsigned char var_1_7 = 128; [L31] unsigned char* var_1_7_Pointer = &(var_1_7); [L32] unsigned char var_1_8 = 10; [L32] unsigned char var_1_8 = 10; [L33] unsigned char* var_1_8_Pointer = &(var_1_8); [L34] unsigned char var_1_9 = 2; [L34] unsigned char var_1_9 = 2; [L35] unsigned char* var_1_9_Pointer = &(var_1_9); [L36] signed long int var_1_10 = 0; [L36] signed long int var_1_10 = 0; [L37] signed long int* var_1_10_Pointer = &(var_1_10); [L38] float var_1_11 = 32.5; [L38] float var_1_11 = 32.5; [L39] float* var_1_11_Pointer = &(var_1_11); [L40] float var_1_13 = 127.8; [L40] float var_1_13 = 127.8; [L41] float* var_1_13_Pointer = &(var_1_13); [L42] float var_1_14 = 999.25; [L42] float var_1_14 = 999.25; [L43] float* var_1_14_Pointer = &(var_1_14); [L44] float var_1_15 = 1000000000.5; [L44] float var_1_15 = 1000000000.5; [L45] float* var_1_15_Pointer = &(var_1_15); [L46] float var_1_16 = 256.6; [L46] float var_1_16 = 256.6; [L47] float* var_1_16_Pointer = &(var_1_16); [L48] signed long int last_1_var_1_10 = 0; VAL [isInitial=0, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L120] isInitial = 1 [L121] FCALL initially() [L123] CALL updateLastVariables() [L113] EXPR \read(var_1_10) [L113] last_1_var_1_10 = var_1_10 [L123] RET updateLastVariables() [L124] CALL updateVariables() [L85] var_1_2 = __VERIFIER_nondet_uchar() [L86] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L86] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L86] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] var_1_5 = __VERIFIER_nondet_short() [L89] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] var_1_6 = __VERIFIER_nondet_short() [L93] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] CALL assume_abort_if_not(var_1_6 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] RET assume_abort_if_not(var_1_6 >= -32768) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] var_1_7 = __VERIFIER_nondet_uchar() [L97] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L98] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L98] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L98] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L99] var_1_8 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_8) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L100] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L100] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR \read(var_1_8) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L102] var_1_9 = __VERIFIER_nondet_uchar() [L103] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L103] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L103] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L104] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L104] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L104] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L105] var_1_13 = __VERIFIER_nondet_float() [L106] EXPR \read(var_1_13) [L106] EXPR var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] EXPR var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F [L106] EXPR \read(var_1_13) [L106] EXPR var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] EXPR (var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] EXPR (var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L106] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L107] var_1_14 = __VERIFIER_nondet_float() [L108] EXPR \read(var_1_14) [L108] EXPR var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] EXPR var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F [L108] EXPR \read(var_1_14) [L108] EXPR var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] EXPR (var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] EXPR (var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L108] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L109] var_1_15 = __VERIFIER_nondet_float() [L110] EXPR \read(var_1_15) [L110] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L110] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F [L110] EXPR \read(var_1_15) [L110] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L110] EXPR (var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L110] EXPR (var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L110] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L110] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L124] RET updateVariables() [L125] CALL step() [L52] EXPR \read(*var_1_5_Pointer) [L52] EXPR \read(*var_1_6_Pointer) [L52] signed long int stepLocal_0 = (last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)); [L53] EXPR \read(*var_1_2_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L53] COND FALSE !((*(var_1_2_Pointer))) [L58] EXPR \read(*var_1_9_Pointer) [L58] (*(var_1_1_Pointer)) = (*(var_1_9_Pointer)) [L60] EXPR \read(*var_1_1_Pointer) [L60] unsigned char stepLocal_2 = (*(var_1_1_Pointer)); [L61] EXPR \read(*var_1_1_Pointer) [L61] EXPR \read(*var_1_1_Pointer) [L61] signed long int stepLocal_1 = (*(var_1_1_Pointer)) + (*(var_1_1_Pointer)); [L62] EXPR \read(*var_1_6_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L62] COND FALSE !(stepLocal_1 < (*(var_1_6_Pointer))) [L71] EXPR \read(*var_1_9_Pointer) [L71] (*(var_1_10_Pointer)) = (*(var_1_9_Pointer)) [L73] EXPR \read(*var_1_1_Pointer) [L73] unsigned char stepLocal_4 = (*(var_1_1_Pointer)); [L74] EXPR \read(*var_1_9_Pointer) [L74] EXPR \read(*var_1_5_Pointer) [L74] EXPR \read(*var_1_6_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L74] EXPR ((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)) VAL [isInitial=1, last_1_var_1_10=0, stepLocal_0=0, stepLocal_2=258, stepLocal_4=258, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L74] signed long int stepLocal_3 = ((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)); [L75] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L75] COND FALSE !(stepLocal_4 > (*(var_1_10_Pointer))) [L80] EXPR \read(*var_1_13_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L80] EXPR (((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))) [L80] EXPR \read(*var_1_13_Pointer) [L80] EXPR (((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))) VAL [isInitial=1, last_1_var_1_10=0, stepLocal_0=0, stepLocal_2=258, stepLocal_3=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L80] EXPR \read(*var_1_15_Pointer) [L80] (*(var_1_11_Pointer)) = ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer))) [L82] EXPR \read(*var_1_15_Pointer) [L82] (*(var_1_16_Pointer)) = (*(var_1_15_Pointer)) [L125] RET step() [L126] CALL, EXPR property() [L116] EXPR \read(*var_1_2_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR (*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer)))) [L116] EXPR \read(*var_1_1_Pointer) [L116] EXPR \read(*var_1_9_Pointer) [L116] EXPR (*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer)))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR ((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer))))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR ((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer))))) [L116] EXPR \read(*var_1_1_Pointer) [L116] EXPR \read(*var_1_1_Pointer) [L116] EXPR \read(*var_1_6_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR (((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))) [L116] EXPR \read(*var_1_10_Pointer) [L116] EXPR \read(*var_1_9_Pointer) [L116] EXPR (((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR ((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer))))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR (((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))))) && (((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer)))))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR (((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))))) && (((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer)))))) [L116] EXPR \read(*var_1_1_Pointer) [L116] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR ((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer))))) [L116] EXPR \read(*var_1_11_Pointer) [L116] EXPR \read(*var_1_13_Pointer) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR (((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))) [L116] EXPR \read(*var_1_13_Pointer) [L116] EXPR (((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR \read(*var_1_15_Pointer) [L116] EXPR ((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer))))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR (((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))))) && (((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer)))))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR ((((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))))) && (((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer))))))) && ((*(var_1_16_Pointer)) == ((float) (*(var_1_15_Pointer)))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116] EXPR ((((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))))) && (((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer))))))) && ((*(var_1_16_Pointer)) == ((float) (*(var_1_15_Pointer)))) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L116-L117] return ((((*(var_1_2_Pointer)) ? ((last_1_var_1_10 > ((last_1_var_1_10 / (*(var_1_5_Pointer))) % (*(var_1_6_Pointer)))) ? ((*(var_1_1_Pointer)) == ((unsigned char) (((((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) > ((*(var_1_9_Pointer)))) ? ((((((*(var_1_7_Pointer))) < ((*(var_1_8_Pointer)))) ? ((*(var_1_7_Pointer))) : ((*(var_1_8_Pointer)))))) : ((*(var_1_9_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_9_Pointer))))) && ((((*(var_1_1_Pointer)) + (*(var_1_1_Pointer))) < (*(var_1_6_Pointer))) ? ((*(var_1_2_Pointer)) ? (((*(var_1_5_Pointer)) > (*(var_1_1_Pointer))) ? ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_8_Pointer))))) : ((*(var_1_10_Pointer)) == ((signed long int) (*(var_1_9_Pointer)))))) && (((*(var_1_1_Pointer)) > (*(var_1_10_Pointer))) ? (((*(var_1_1_Pointer)) <= (((*(var_1_9_Pointer)) / (*(var_1_5_Pointer))) << (*(var_1_6_Pointer)))) ? ((*(var_1_11_Pointer)) == ((float) ((*(var_1_13_Pointer)) + (*(var_1_14_Pointer))))) : 1) : ((*(var_1_11_Pointer)) == ((float) ((((((*(var_1_13_Pointer))) < 0 ) ? -((*(var_1_13_Pointer))) : ((*(var_1_13_Pointer))))) - (*(var_1_15_Pointer))))))) && ((*(var_1_16_Pointer)) == ((float) (*(var_1_15_Pointer)))) ; [L126] RET, EXPR property() [L126] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=0, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_13={13:0}, var_1_13_Pointer={13:0}, var_1_14={14:0}, var_1_14_Pointer={14:0}, var_1_15={15:0}, var_1_15_Pointer={15:0}, var_1_16={16:0}, var_1_16_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 120 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.8s, OverallIterations: 12, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2796 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2796 mSDsluCounter, 10299 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8141 mSDsCounter, 322 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2782 IncrementalHoareTripleChecker+Invalid, 3104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 322 mSolverCounterUnsat, 2158 mSDtfsCounter, 2782 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 436 GetRequests, 319 SyntacticMatches, 1 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=336occurred in iteration=10, InterpolantAutomatonStates: 85, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 703 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 2117 NumberOfCodeBlocks, 2117 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1814 ConstructedInterpolants, 0 QuantifiedInterpolants, 5426 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1172 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 6992/7072 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 10:39:14,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc45ea9668aac6e48de27a922a21b6f1fcfad793474bb275ed2ea7566fcf986e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:39:16,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:39:16,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:39:16,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:39:16,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:39:16,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:39:16,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:39:16,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:39:16,937 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:39:16,937 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:39:16,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:39:16,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:39:16,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:39:16,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:39:16,938 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:39:16,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:39:16,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:39:16,939 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:39:16,940 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:39:16,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:39:16,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:39:16,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:39:16,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:39:16,941 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_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc45ea9668aac6e48de27a922a21b6f1fcfad793474bb275ed2ea7566fcf986e [2024-12-02 10:39:17,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:39:17,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:39:17,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:39:17,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:39:17,188 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:39:17,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i [2024-12-02 10:39:19,902 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/568ce472f/6dbfba8c1ac640b6aa51e641b0f21178/FLAG70989ab66 [2024-12-02 10:39:20,106 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:39:20,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i [2024-12-02 10:39:20,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/568ce472f/6dbfba8c1ac640b6aa51e641b0f21178/FLAG70989ab66 [2024-12-02 10:39:20,460 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/data/568ce472f/6dbfba8c1ac640b6aa51e641b0f21178 [2024-12-02 10:39:20,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:39:20,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:39:20,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:39:20,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:39:20,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:39:20,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338f49af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20, skipping insertion in model container [2024-12-02 10:39:20,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,479 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:39:20,589 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_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i[916,929] [2024-12-02 10:39:20,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:39:20,648 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:39:20,657 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_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-30.i[916,929] [2024-12-02 10:39:20,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:39:20,704 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:39:20,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20 WrapperNode [2024-12-02 10:39:20,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:39:20,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:39:20,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:39:20,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:39:20,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,722 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,749 INFO L138 Inliner]: procedures = 36, calls = 180, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 537 [2024-12-02 10:39:20,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:39:20,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:39:20,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:39:20,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:39:20,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,766 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,789 INFO L175 MemorySlicer]: Split 139 memory accesses to 14 slices as follows [2, 17, 8, 11, 11, 12, 14, 14, 10, 5, 14, 8, 10, 3]. 12 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 17 writes are split as follows [0, 2, 1, 1, 1, 1, 1, 1, 3, 2, 1, 1, 1, 1]. [2024-12-02 10:39:20,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,812 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:39:20,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:39:20,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:39:20,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:39:20,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (1/1) ... [2024-12-02 10:39:20,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:39:20,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:39:20,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:39:20,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-12-02 10:39:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-12-02 10:39:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-12-02 10:39:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-12-02 10:39:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-12-02 10:39:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-12-02 10:39:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-12-02 10:39:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-12-02 10:39:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-12-02 10:39:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-12-02 10:39:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-12-02 10:39:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-12-02 10:39:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-12-02 10:39:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-12-02 10:39:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-12-02 10:39:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:39:20,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:39:20,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-12-02 10:39:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-12-02 10:39:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-12-02 10:39:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-12-02 10:39:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-12-02 10:39:21,142 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:39:21,144 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:39:22,126 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live. [2024-12-02 10:39:22,126 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:39:22,137 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:39:22,137 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:39:22,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:39:22 BoogieIcfgContainer [2024-12-02 10:39:22,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:39:22,140 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:39:22,140 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:39:22,144 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:39:22,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:39:20" (1/3) ... [2024-12-02 10:39:22,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66fab5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:39:22, skipping insertion in model container [2024-12-02 10:39:22,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:20" (2/3) ... [2024-12-02 10:39:22,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66fab5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:39:22, skipping insertion in model container [2024-12-02 10:39:22,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:39:22" (3/3) ... [2024-12-02 10:39:22,147 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-30.i [2024-12-02 10:39:22,161 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:39:22,164 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-30.i that has 2 procedures, 115 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:39:22,215 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:39:22,226 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;@28162210, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:39:22,226 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:39:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 95 states have (on average 1.4105263157894736) internal successors, (134), 96 states have internal predecessors, (134), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-12-02 10:39:22,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 10:39:22,240 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:22,241 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:22,241 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:22,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:22,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2125365376, now seen corresponding path program 1 times [2024-12-02 10:39:22,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:22,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2065522414] [2024-12-02 10:39:22,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:22,254 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:22,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:22,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:22,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 10:39:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:22,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:39:22,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:22,838 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-12-02 10:39:22,838 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:22,839 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:22,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2065522414] [2024-12-02 10:39:22,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2065522414] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:22,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:22,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:39:22,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669029711] [2024-12-02 10:39:22,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:22,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:39:22,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:22,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:39:22,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:39:22,866 INFO L87 Difference]: Start difference. First operand has 115 states, 95 states have (on average 1.4105263157894736) internal successors, (134), 96 states have internal predecessors, (134), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:22,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:22,895 INFO L93 Difference]: Finished difference Result 223 states and 347 transitions. [2024-12-02 10:39:22,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:39:22,897 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 136 [2024-12-02 10:39:22,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:22,903 INFO L225 Difference]: With dead ends: 223 [2024-12-02 10:39:22,903 INFO L226 Difference]: Without dead ends: 111 [2024-12-02 10:39:22,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:39:22,909 INFO L435 NwaCegarLoop]: 161 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, 161 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:22,909 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:39:22,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-12-02 10:39:22,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-12-02 10:39:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 92 states have (on average 1.3804347826086956) internal successors, (127), 92 states have internal predecessors, (127), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-12-02 10:39:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 161 transitions. [2024-12-02 10:39:22,946 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 161 transitions. Word has length 136 [2024-12-02 10:39:22,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:22,946 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 161 transitions. [2024-12-02 10:39:22,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 161 transitions. [2024-12-02 10:39:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 10:39:22,949 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:22,949 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:22,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 10:39:23,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:23,150 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:23,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:23,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1684767002, now seen corresponding path program 1 times [2024-12-02 10:39:23,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:23,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17600951] [2024-12-02 10:39:23,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:23,151 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:23,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:23,153 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:23,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 10:39:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:23,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:39:23,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:23,789 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:23,789 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:23,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17600951] [2024-12-02 10:39:23,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [17600951] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:23,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:23,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:23,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213308959] [2024-12-02 10:39:23,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:23,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:23,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:23,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:23,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:23,793 INFO L87 Difference]: Start difference. First operand 111 states and 161 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:23,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:23,876 INFO L93 Difference]: Finished difference Result 224 states and 326 transitions. [2024-12-02 10:39:23,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:23,877 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 136 [2024-12-02 10:39:23,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:23,879 INFO L225 Difference]: With dead ends: 224 [2024-12-02 10:39:23,879 INFO L226 Difference]: Without dead ends: 116 [2024-12-02 10:39:23,879 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:23,880 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 1 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:23,881 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 611 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:39:23,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-12-02 10:39:23,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-12-02 10:39:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-12-02 10:39:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2024-12-02 10:39:23,893 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 136 [2024-12-02 10:39:23,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:23,895 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2024-12-02 10:39:23,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2024-12-02 10:39:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 10:39:23,897 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:23,898 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:23,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 10:39:24,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:24,098 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:24,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:24,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1686614044, now seen corresponding path program 1 times [2024-12-02 10:39:24,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:24,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378459768] [2024-12-02 10:39:24,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:24,100 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:24,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:24,102 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:24,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 10:39:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:24,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 10:39:24,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:25,648 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 17 treesize of output 13 [2024-12-02 10:39:25,707 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 17 treesize of output 13 [2024-12-02 10:39:25,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2024-12-02 10:39:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 217 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-12-02 10:39:25,853 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:39:26,237 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:26,237 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:26,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [378459768] [2024-12-02 10:39:26,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [378459768] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:26,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:26,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2024-12-02 10:39:26,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580837688] [2024-12-02 10:39:26,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:26,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:39:26,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:26,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:39:26,239 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2024-12-02 10:39:26,240 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:27,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:27,012 INFO L93 Difference]: Finished difference Result 380 states and 539 transitions. [2024-12-02 10:39:27,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:39:27,013 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 136 [2024-12-02 10:39:27,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:27,015 INFO L225 Difference]: With dead ends: 380 [2024-12-02 10:39:27,015 INFO L226 Difference]: Without dead ends: 268 [2024-12-02 10:39:27,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2024-12-02 10:39:27,016 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 350 mSDsluCounter, 898 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 1094 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:27,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 1094 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 10:39:27,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2024-12-02 10:39:27,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 199. [2024-12-02 10:39:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 167 states have (on average 1.3532934131736527) internal successors, (226), 168 states have internal predecessors, (226), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:27,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 284 transitions. [2024-12-02 10:39:27,035 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 284 transitions. Word has length 136 [2024-12-02 10:39:27,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:27,036 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 284 transitions. [2024-12-02 10:39:27,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:27,037 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 284 transitions. [2024-12-02 10:39:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 10:39:27,039 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:27,039 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:27,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 10:39:27,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:27,240 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:27,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:27,240 INFO L85 PathProgramCache]: Analyzing trace with hash 861143413, now seen corresponding path program 1 times [2024-12-02 10:39:27,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:27,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143096468] [2024-12-02 10:39:27,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:27,241 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:27,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:27,243 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:27,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 10:39:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:27,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 10:39:27,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:28,254 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 27 treesize of output 15 [2024-12-02 10:39:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 15 proven. 109 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:39:28,299 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:39:28,496 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:28,496 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:28,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143096468] [2024-12-02 10:39:28,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143096468] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:28,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:28,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2024-12-02 10:39:28,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242156592] [2024-12-02 10:39:28,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:28,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:28,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:28,498 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:28,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:39:28,498 INFO L87 Difference]: Start difference. First operand 199 states and 284 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:28,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:28,625 INFO L93 Difference]: Finished difference Result 439 states and 624 transitions. [2024-12-02 10:39:28,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:28,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 137 [2024-12-02 10:39:28,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:28,629 INFO L225 Difference]: With dead ends: 439 [2024-12-02 10:39:28,629 INFO L226 Difference]: Without dead ends: 243 [2024-12-02 10:39:28,636 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-12-02 10:39:28,637 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 68 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:28,637 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 713 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:39:28,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-12-02 10:39:28,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 200. [2024-12-02 10:39:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 168 states have (on average 1.3452380952380953) internal successors, (226), 169 states have internal predecessors, (226), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 284 transitions. [2024-12-02 10:39:28,653 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 284 transitions. Word has length 137 [2024-12-02 10:39:28,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:28,654 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 284 transitions. [2024-12-02 10:39:28,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 284 transitions. [2024-12-02 10:39:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:39:28,656 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:28,657 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:28,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 10:39:28,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:28,857 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:28,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:28,858 INFO L85 PathProgramCache]: Analyzing trace with hash 200891367, now seen corresponding path program 1 times [2024-12-02 10:39:28,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:28,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015384210] [2024-12-02 10:39:28,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:28,858 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:28,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:28,860 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:28,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-12-02 10:39:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:29,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 10:39:29,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:29,304 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 17 treesize of output 13 [2024-12-02 10:39:29,384 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:29,384 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:29,384 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:29,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2015384210] [2024-12-02 10:39:29,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2015384210] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:29,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:29,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 10:39:29,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321684594] [2024-12-02 10:39:29,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:29,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:39:29,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:29,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:39:29,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:29,386 INFO L87 Difference]: Start difference. First operand 200 states and 284 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:29,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:29,672 INFO L93 Difference]: Finished difference Result 550 states and 776 transitions. [2024-12-02 10:39:29,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:39:29,673 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2024-12-02 10:39:29,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:29,675 INFO L225 Difference]: With dead ends: 550 [2024-12-02 10:39:29,676 INFO L226 Difference]: Without dead ends: 353 [2024-12-02 10:39:29,676 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:29,677 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 92 mSDsluCounter, 693 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:29,677 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 882 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:39:29,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2024-12-02 10:39:29,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 232. [2024-12-02 10:39:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 200 states have (on average 1.355) internal successors, (271), 201 states have internal predecessors, (271), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 329 transitions. [2024-12-02 10:39:29,694 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 329 transitions. Word has length 138 [2024-12-02 10:39:29,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:29,694 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 329 transitions. [2024-12-02 10:39:29,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 329 transitions. [2024-12-02 10:39:29,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 10:39:29,696 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:29,697 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:29,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-12-02 10:39:29,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:29,897 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:29,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:29,898 INFO L85 PathProgramCache]: Analyzing trace with hash 40696480, now seen corresponding path program 1 times [2024-12-02 10:39:29,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:29,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [259493383] [2024-12-02 10:39:29,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:29,898 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:29,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:29,899 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:29,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-12-02 10:39:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:30,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 10:39:30,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:30,797 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 15 proven. 109 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:39:30,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:39:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:30,934 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:30,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [259493383] [2024-12-02 10:39:30,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [259493383] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:30,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:30,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-12-02 10:39:30,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176288636] [2024-12-02 10:39:30,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:30,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:30,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:30,936 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:30,936 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 10:39:30,936 INFO L87 Difference]: Start difference. First operand 232 states and 329 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:31,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:31,047 INFO L93 Difference]: Finished difference Result 493 states and 696 transitions. [2024-12-02 10:39:31,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:31,048 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2024-12-02 10:39:31,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:31,049 INFO L225 Difference]: With dead ends: 493 [2024-12-02 10:39:31,050 INFO L226 Difference]: Without dead ends: 264 [2024-12-02 10:39:31,050 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 10:39:31,050 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 47 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:31,051 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 603 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:39:31,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-12-02 10:39:31,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 232. [2024-12-02 10:39:31,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 200 states have (on average 1.345) internal successors, (269), 201 states have internal predecessors, (269), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-12-02 10:39:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 327 transitions. [2024-12-02 10:39:31,062 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 327 transitions. Word has length 138 [2024-12-02 10:39:31,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:31,062 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 327 transitions. [2024-12-02 10:39:31,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 327 transitions. [2024-12-02 10:39:31,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 10:39:31,064 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:31,065 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:31,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 10:39:31,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:31,265 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:31,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:31,265 INFO L85 PathProgramCache]: Analyzing trace with hash 587204706, now seen corresponding path program 1 times [2024-12-02 10:39:31,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:31,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1154709246] [2024-12-02 10:39:31,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:31,266 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:31,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:31,267 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:31,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-12-02 10:39:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:31,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 10:39:31,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:31,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-12-02 10:39:31,796 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 13 treesize of output 9 [2024-12-02 10:39:31,862 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 25 treesize of output 21 [2024-12-02 10:39:31,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2024-12-02 10:39:31,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 10:39:32,788 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 49 treesize of output 37 [2024-12-02 10:39:32,793 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 60 treesize of output 40 [2024-12-02 10:39:33,379 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:33,379 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:33,380 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:33,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1154709246] [2024-12-02 10:39:33,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1154709246] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:33,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:33,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 10:39:33,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927730324] [2024-12-02 10:39:33,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:33,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 10:39:33,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:33,381 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 10:39:33,381 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:33,382 INFO L87 Difference]: Start difference. First operand 232 states and 327 transitions. Second operand has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:39,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:39,242 INFO L93 Difference]: Finished difference Result 739 states and 1015 transitions. [2024-12-02 10:39:39,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 10:39:39,246 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 139 [2024-12-02 10:39:39,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:39,248 INFO L225 Difference]: With dead ends: 739 [2024-12-02 10:39:39,249 INFO L226 Difference]: Without dead ends: 510 [2024-12-02 10:39:39,249 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:39:39,250 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 319 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:39,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 1093 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-12-02 10:39:39,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-12-02 10:39:39,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 324. [2024-12-02 10:39:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 280 states have (on average 1.325) internal successors, (371), 283 states have internal predecessors, (371), 39 states have call successors, (39), 4 states have call predecessors, (39), 4 states have return successors, (39), 36 states have call predecessors, (39), 39 states have call successors, (39) [2024-12-02 10:39:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 449 transitions. [2024-12-02 10:39:39,277 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 449 transitions. Word has length 139 [2024-12-02 10:39:39,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:39,278 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 449 transitions. [2024-12-02 10:39:39,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:39,278 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 449 transitions. [2024-12-02 10:39:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 10:39:39,280 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:39,280 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:39,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-12-02 10:39:39,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:39,481 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:39,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:39,481 INFO L85 PathProgramCache]: Analyzing trace with hash -433863648, now seen corresponding path program 1 times [2024-12-02 10:39:39,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:39,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [270398869] [2024-12-02 10:39:39,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:39,482 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:39,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:39,483 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:39,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-12-02 10:39:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:39,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 10:39:39,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:40,068 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 34 treesize of output 22 [2024-12-02 10:39:40,073 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 22 treesize of output 14 [2024-12-02 10:39:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:40,155 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:40,155 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:40,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [270398869] [2024-12-02 10:39:40,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [270398869] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:40,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:40,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:40,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348592938] [2024-12-02 10:39:40,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:40,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:40,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:40,157 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:40,157 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:40,157 INFO L87 Difference]: Start difference. First operand 324 states and 449 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:40,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:40,865 INFO L93 Difference]: Finished difference Result 638 states and 882 transitions. [2024-12-02 10:39:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:40,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 139 [2024-12-02 10:39:40,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:40,868 INFO L225 Difference]: With dead ends: 638 [2024-12-02 10:39:40,868 INFO L226 Difference]: Without dead ends: 328 [2024-12-02 10:39:40,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:40,869 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 71 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:40,869 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 764 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:39:40,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-12-02 10:39:40,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 285. [2024-12-02 10:39:40,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 241 states have (on average 1.3112033195020747) internal successors, (316), 244 states have internal predecessors, (316), 39 states have call successors, (39), 4 states have call predecessors, (39), 4 states have return successors, (39), 36 states have call predecessors, (39), 39 states have call successors, (39) [2024-12-02 10:39:40,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 394 transitions. [2024-12-02 10:39:40,884 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 394 transitions. Word has length 139 [2024-12-02 10:39:40,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:40,885 INFO L471 AbstractCegarLoop]: Abstraction has 285 states and 394 transitions. [2024-12-02 10:39:40,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:40,885 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 394 transitions. [2024-12-02 10:39:40,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 10:39:40,886 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:40,886 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:40,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-12-02 10:39:41,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:41,087 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:41,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:41,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1332369849, now seen corresponding path program 1 times [2024-12-02 10:39:41,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:41,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1593844590] [2024-12-02 10:39:41,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:41,088 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:41,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:41,090 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:41,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-12-02 10:39:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:41,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:39:41,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:41,608 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:41,608 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:41,609 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:41,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1593844590] [2024-12-02 10:39:41,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1593844590] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:41,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:41,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:41,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745976456] [2024-12-02 10:39:41,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:41,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:41,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:41,610 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:41,610 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:41,610 INFO L87 Difference]: Start difference. First operand 285 states and 394 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:41,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:41,669 INFO L93 Difference]: Finished difference Result 565 states and 781 transitions. [2024-12-02 10:39:41,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:41,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 139 [2024-12-02 10:39:41,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:41,672 INFO L225 Difference]: With dead ends: 565 [2024-12-02 10:39:41,672 INFO L226 Difference]: Without dead ends: 294 [2024-12-02 10:39:41,673 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:41,673 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 0 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:41,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 622 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:39:41,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-12-02 10:39:41,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 290. [2024-12-02 10:39:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 246 states have (on average 1.3048780487804879) internal successors, (321), 249 states have internal predecessors, (321), 39 states have call successors, (39), 4 states have call predecessors, (39), 4 states have return successors, (39), 36 states have call predecessors, (39), 39 states have call successors, (39) [2024-12-02 10:39:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 399 transitions. [2024-12-02 10:39:41,690 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 399 transitions. Word has length 139 [2024-12-02 10:39:41,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:41,690 INFO L471 AbstractCegarLoop]: Abstraction has 290 states and 399 transitions. [2024-12-02 10:39:41,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 399 transitions. [2024-12-02 10:39:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 10:39:41,691 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:41,691 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:41,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-12-02 10:39:41,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:41,892 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:41,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:41,892 INFO L85 PathProgramCache]: Analyzing trace with hash 489809813, now seen corresponding path program 1 times [2024-12-02 10:39:41,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:41,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [769033672] [2024-12-02 10:39:41,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:41,893 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:41,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:41,894 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:41,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-12-02 10:39:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:42,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 10:39:42,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:42,383 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 17 treesize of output 13 [2024-12-02 10:39:42,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2024-12-02 10:39:42,422 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 13 treesize of output 9 [2024-12-02 10:39:42,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 10:39:42,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-12-02 10:39:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:42,514 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:42,514 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:42,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [769033672] [2024-12-02 10:39:42,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [769033672] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:42,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:42,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:42,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659843514] [2024-12-02 10:39:42,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:42,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:42,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:42,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:42,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:42,515 INFO L87 Difference]: Start difference. First operand 290 states and 399 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:43,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:43,748 INFO L93 Difference]: Finished difference Result 925 states and 1258 transitions. [2024-12-02 10:39:43,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:39:43,749 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 140 [2024-12-02 10:39:43,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:43,752 INFO L225 Difference]: With dead ends: 925 [2024-12-02 10:39:43,752 INFO L226 Difference]: Without dead ends: 649 [2024-12-02 10:39:43,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:39:43,754 INFO L435 NwaCegarLoop]: 272 mSDtfsCounter, 343 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:43,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 934 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 10:39:43,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2024-12-02 10:39:43,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 635. [2024-12-02 10:39:43,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 635 states, 525 states have (on average 1.2685714285714285) internal successors, (666), 532 states have internal predecessors, (666), 97 states have call successors, (97), 12 states have call predecessors, (97), 12 states have return successors, (97), 90 states have call predecessors, (97), 97 states have call successors, (97) [2024-12-02 10:39:43,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 860 transitions. [2024-12-02 10:39:43,825 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 860 transitions. Word has length 140 [2024-12-02 10:39:43,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:43,825 INFO L471 AbstractCegarLoop]: Abstraction has 635 states and 860 transitions. [2024-12-02 10:39:43,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:43,825 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 860 transitions. [2024-12-02 10:39:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 10:39:43,827 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:43,827 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:43,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-12-02 10:39:44,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:44,027 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:44,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:44,028 INFO L85 PathProgramCache]: Analyzing trace with hash 682189915, now seen corresponding path program 1 times [2024-12-02 10:39:44,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:44,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [949190105] [2024-12-02 10:39:44,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:44,029 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:44,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:44,030 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:44,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-12-02 10:39:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:44,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 10:39:44,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:44,671 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 35 treesize of output 23 [2024-12-02 10:39:44,678 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 23 treesize of output 15 [2024-12-02 10:39:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:44,778 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:44,778 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:44,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [949190105] [2024-12-02 10:39:44,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [949190105] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:44,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:44,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:44,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029684391] [2024-12-02 10:39:44,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:44,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:44,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:44,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:44,779 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:39:44,779 INFO L87 Difference]: Start difference. First operand 635 states and 860 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:45,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:45,441 INFO L93 Difference]: Finished difference Result 1257 states and 1692 transitions. [2024-12-02 10:39:45,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:45,442 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 141 [2024-12-02 10:39:45,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:45,447 INFO L225 Difference]: With dead ends: 1257 [2024-12-02 10:39:45,447 INFO L226 Difference]: Without dead ends: 636 [2024-12-02 10:39:45,449 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:45,449 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 63 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:45,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 592 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:39:45,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-12-02 10:39:45,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 444. [2024-12-02 10:39:45,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 377 states have (on average 1.2838196286472148) internal successors, (484), 379 states have internal predecessors, (484), 58 states have call successors, (58), 8 states have call predecessors, (58), 8 states have return successors, (58), 56 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 10:39:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 600 transitions. [2024-12-02 10:39:45,499 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 600 transitions. Word has length 141 [2024-12-02 10:39:45,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:45,500 INFO L471 AbstractCegarLoop]: Abstraction has 444 states and 600 transitions. [2024-12-02 10:39:45,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 600 transitions. [2024-12-02 10:39:45,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 10:39:45,501 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:45,501 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:45,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-12-02 10:39:45,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:45,702 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:45,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:45,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1925226160, now seen corresponding path program 1 times [2024-12-02 10:39:45,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:45,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1350554346] [2024-12-02 10:39:45,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:45,703 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:45,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:45,705 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:45,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-12-02 10:39:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:46,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 10:39:46,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:46,704 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 17 treesize of output 13 [2024-12-02 10:39:46,825 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-02 10:39:46,825 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:39:47,001 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:47,001 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:47,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1350554346] [2024-12-02 10:39:47,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1350554346] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:47,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:47,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2024-12-02 10:39:47,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692169119] [2024-12-02 10:39:47,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:47,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:39:47,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:47,002 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:39:47,002 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-12-02 10:39:47,002 INFO L87 Difference]: Start difference. First operand 444 states and 600 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:47,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:47,721 INFO L93 Difference]: Finished difference Result 1032 states and 1388 transitions. [2024-12-02 10:39:47,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:39:47,722 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 141 [2024-12-02 10:39:47,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:47,724 INFO L225 Difference]: With dead ends: 1032 [2024-12-02 10:39:47,725 INFO L226 Difference]: Without dead ends: 591 [2024-12-02 10:39:47,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-12-02 10:39:47,726 INFO L435 NwaCegarLoop]: 229 mSDtfsCounter, 85 mSDsluCounter, 1014 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 1243 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:47,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 1243 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:39:47,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2024-12-02 10:39:47,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 587. [2024-12-02 10:39:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 496 states have (on average 1.2701612903225807) internal successors, (630), 500 states have internal predecessors, (630), 78 states have call successors, (78), 12 states have call predecessors, (78), 12 states have return successors, (78), 74 states have call predecessors, (78), 78 states have call successors, (78) [2024-12-02 10:39:47,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 786 transitions. [2024-12-02 10:39:47,760 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 786 transitions. Word has length 141 [2024-12-02 10:39:47,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:47,760 INFO L471 AbstractCegarLoop]: Abstraction has 587 states and 786 transitions. [2024-12-02 10:39:47,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 786 transitions. [2024-12-02 10:39:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 10:39:47,762 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:47,762 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:47,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-12-02 10:39:47,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:47,963 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:47,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:47,963 INFO L85 PathProgramCache]: Analyzing trace with hash 540581420, now seen corresponding path program 1 times [2024-12-02 10:39:47,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:47,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272678967] [2024-12-02 10:39:47,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:47,964 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:47,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:47,966 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:47,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-12-02 10:39:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:48,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 10:39:48,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:48,948 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 15 proven. 109 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 10:39:48,948 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:39:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-02 10:39:49,114 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:49,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272678967] [2024-12-02 10:39:49,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1272678967] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:49,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:39:49,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-12-02 10:39:49,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332908653] [2024-12-02 10:39:49,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:49,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:39:49,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:49,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:39:49,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 10:39:49,116 INFO L87 Difference]: Start difference. First operand 587 states and 786 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:49,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:49,299 INFO L93 Difference]: Finished difference Result 1173 states and 1570 transitions. [2024-12-02 10:39:49,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:39:49,300 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 142 [2024-12-02 10:39:49,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:49,302 INFO L225 Difference]: With dead ends: 1173 [2024-12-02 10:39:49,302 INFO L226 Difference]: Without dead ends: 589 [2024-12-02 10:39:49,303 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 10:39:49,304 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 49 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:49,304 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 604 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:39:49,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2024-12-02 10:39:49,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 571. [2024-12-02 10:39:49,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 480 states have (on average 1.2666666666666666) internal successors, (608), 484 states have internal predecessors, (608), 78 states have call successors, (78), 12 states have call predecessors, (78), 12 states have return successors, (78), 74 states have call predecessors, (78), 78 states have call successors, (78) [2024-12-02 10:39:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 764 transitions. [2024-12-02 10:39:49,358 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 764 transitions. Word has length 142 [2024-12-02 10:39:49,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:49,358 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 764 transitions. [2024-12-02 10:39:49,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-12-02 10:39:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 764 transitions. [2024-12-02 10:39:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 10:39:49,360 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:49,360 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:49,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-12-02 10:39:49,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:49,560 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:49,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:49,561 INFO L85 PathProgramCache]: Analyzing trace with hash -14622151, now seen corresponding path program 1 times [2024-12-02 10:39:49,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:49,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1878555060] [2024-12-02 10:39:49,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:49,561 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:49,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:49,563 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:49,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2024-12-02 10:39:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:50,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 10:39:50,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:50,434 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 77 treesize of output 41 [2024-12-02 10:39:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 10:39:50,470 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:50,470 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:50,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1878555060] [2024-12-02 10:39:50,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1878555060] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:50,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:50,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:39:50,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580695584] [2024-12-02 10:39:50,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:50,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:39:50,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:50,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:39:50,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:50,472 INFO L87 Difference]: Start difference. First operand 571 states and 764 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:51,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:51,451 INFO L93 Difference]: Finished difference Result 1141 states and 1527 transitions. [2024-12-02 10:39:51,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:39:51,452 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2024-12-02 10:39:51,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:51,455 INFO L225 Difference]: With dead ends: 1141 [2024-12-02 10:39:51,455 INFO L226 Difference]: Without dead ends: 573 [2024-12-02 10:39:51,457 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:39:51,457 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 98 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:51,457 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 507 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 10:39:51,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2024-12-02 10:39:51,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 571. [2024-12-02 10:39:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 480 states have (on average 1.2625) internal successors, (606), 484 states have internal predecessors, (606), 78 states have call successors, (78), 12 states have call predecessors, (78), 12 states have return successors, (78), 74 states have call predecessors, (78), 78 states have call successors, (78) [2024-12-02 10:39:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 762 transitions. [2024-12-02 10:39:51,517 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 762 transitions. Word has length 143 [2024-12-02 10:39:51,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:51,518 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 762 transitions. [2024-12-02 10:39:51,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 762 transitions. [2024-12-02 10:39:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 10:39:51,519 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:51,519 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:51,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2024-12-02 10:39:51,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:51,720 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:51,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:51,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1029629131, now seen corresponding path program 1 times [2024-12-02 10:39:51,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:51,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020875607] [2024-12-02 10:39:51,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:51,721 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:51,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:51,723 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:51,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-12-02 10:39:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:52,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 10:39:52,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-02 10:39:52,262 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:39:52,262 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:52,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020875607] [2024-12-02 10:39:52,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2020875607] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:39:52,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:39:52,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 10:39:52,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097349442] [2024-12-02 10:39:52,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:39:52,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:39:52,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:39:52,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:39:52,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:39:52,264 INFO L87 Difference]: Start difference. First operand 571 states and 762 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:52,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:39:52,580 INFO L93 Difference]: Finished difference Result 1167 states and 1551 transitions. [2024-12-02 10:39:52,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:39:52,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 145 [2024-12-02 10:39:52,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:39:52,589 INFO L225 Difference]: With dead ends: 1167 [2024-12-02 10:39:52,589 INFO L226 Difference]: Without dead ends: 595 [2024-12-02 10:39:52,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:39:52,591 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 1 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:39:52,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 654 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 10:39:52,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2024-12-02 10:39:52,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 571. [2024-12-02 10:39:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 480 states have (on average 1.2583333333333333) internal successors, (604), 484 states have internal predecessors, (604), 78 states have call successors, (78), 12 states have call predecessors, (78), 12 states have return successors, (78), 74 states have call predecessors, (78), 78 states have call successors, (78) [2024-12-02 10:39:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 760 transitions. [2024-12-02 10:39:52,655 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 760 transitions. Word has length 145 [2024-12-02 10:39:52,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:39:52,655 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 760 transitions. [2024-12-02 10:39:52,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 10:39:52,656 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 760 transitions. [2024-12-02 10:39:52,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 10:39:52,657 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:39:52,657 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:39:52,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2024-12-02 10:39:52,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:52,858 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:39:52,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:39:52,858 INFO L85 PathProgramCache]: Analyzing trace with hash -185623629, now seen corresponding path program 1 times [2024-12-02 10:39:52,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:39:52,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2087088816] [2024-12-02 10:39:52,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:52,859 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:39:52,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:39:52,860 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:39:52,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2024-12-02 10:39:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:39:53,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 10:39:53,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:39:55,433 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 [2024-12-02 10:39:55,757 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 125 treesize of output 89 [2024-12-02 10:39:55,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 75 [2024-12-02 10:39:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 10:39:55,918 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:39:56,429 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:39:56,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2087088816] [2024-12-02 10:39:56,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2087088816] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:39:56,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [771139938] [2024-12-02 10:39:56,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:39:56,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:39:56,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:39:56,436 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:39:56,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-02 10:40:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:06,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-02 10:40:06,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:09,876 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 [2024-12-02 10:40:11,951 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 [2024-12-02 10:40:12,684 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 125 treesize of output 89 [2024-12-02 10:40:12,688 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 135 treesize of output 75 [2024-12-02 10:40:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 10:40:12,722 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:40:13,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [771139938] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:40:13,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:40:13,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 26 [2024-12-02 10:40:13,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363446490] [2024-12-02 10:40:13,013 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:40:13,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-12-02 10:40:13,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:40:13,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-12-02 10:40:13,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-12-02 10:40:13,015 INFO L87 Difference]: Start difference. First operand 571 states and 760 transitions. Second operand has 27 states, 25 states have (on average 5.12) internal successors, (128), 24 states have internal predecessors, (128), 4 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-12-02 10:40:20,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:20,045 INFO L93 Difference]: Finished difference Result 1245 states and 1644 transitions. [2024-12-02 10:40:20,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-12-02 10:40:20,046 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 5.12) internal successors, (128), 24 states have internal predecessors, (128), 4 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 145 [2024-12-02 10:40:20,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:20,050 INFO L225 Difference]: With dead ends: 1245 [2024-12-02 10:40:20,050 INFO L226 Difference]: Without dead ends: 1243 [2024-12-02 10:40:20,050 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 314 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 568 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=445, Invalid=1907, Unknown=0, NotChecked=0, Total=2352 [2024-12-02 10:40:20,051 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 986 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1536 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 986 SdHoareTripleChecker+Valid, 2122 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:20,051 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [986 Valid, 2122 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 1536 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-12-02 10:40:20,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2024-12-02 10:40:20,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1159. [2024-12-02 10:40:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 976 states have (on average 1.2520491803278688) internal successors, (1222), 986 states have internal predecessors, (1222), 156 states have call successors, (156), 26 states have call predecessors, (156), 26 states have return successors, (156), 146 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 10:40:20,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1534 transitions. [2024-12-02 10:40:20,141 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1534 transitions. Word has length 145 [2024-12-02 10:40:20,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:20,142 INFO L471 AbstractCegarLoop]: Abstraction has 1159 states and 1534 transitions. [2024-12-02 10:40:20,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 5.12) internal successors, (128), 24 states have internal predecessors, (128), 4 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-12-02 10:40:20,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1534 transitions. [2024-12-02 10:40:20,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 10:40:20,143 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:20,143 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:20,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-02 10:40:20,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2024-12-02 10:40:20,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:40:20,544 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:20,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:20,544 INFO L85 PathProgramCache]: Analyzing trace with hash -183776587, now seen corresponding path program 1 times [2024-12-02 10:40:20,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:20,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1381650827] [2024-12-02 10:40:20,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:20,545 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:40:20,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:20,547 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:40:20,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-12-02 10:40:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:38,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-02 10:40:38,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:44,181 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 [2024-12-02 10:40:52,615 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 83 treesize of output 59 [2024-12-02 10:40:55,730 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 120 treesize of output 72 [2024-12-02 10:41:32,728 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 168 treesize of output 108 [2024-12-02 10:41:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 10:41:44,636 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:43:52,430 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:43:52,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1381650827] [2024-12-02 10:43:52,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1381650827] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:43:52,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1807786325] [2024-12-02 10:43:52,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:43:52,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:43:52,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:43:52,433 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:43:52,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-02 10:45:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:45:46,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-02 10:45:46,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:47:59,292 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 [2024-12-02 10:48:56,130 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 [2024-12-02 10:51:06,411 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 [2024-12-02 10:52:07,390 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 83 treesize of output 59 [2024-12-02 10:52:17,072 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-02 10:52:17,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 101 [2024-12-02 10:52:17,073 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-12-02 10:52:17,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-12-02 10:52:17,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-02 10:52:17,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 10:52:17,474 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:323) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:555) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:195) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:428) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:314) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:275) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:132) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 45 more [2024-12-02 10:52:17,478 INFO L158 Benchmark]: Toolchain (without parser) took 777015.62ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 70.1MB in the beginning and 48.8MB in the end (delta: 21.3MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. [2024-12-02 10:52:17,478 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:52:17,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.80ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 54.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:52:17,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.47ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 51.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:52:17,478 INFO L158 Benchmark]: Boogie Preprocessor took 85.52ms. Allocated memory is still 92.3MB. Free memory was 51.6MB in the beginning and 45.2MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:52:17,479 INFO L158 Benchmark]: RCFGBuilder took 1301.49ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 58.2MB in the end (delta: -13.0MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-12-02 10:52:17,479 INFO L158 Benchmark]: TraceAbstraction took 775337.45ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 57.8MB in the beginning and 48.8MB in the end (delta: 9.0MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-12-02 10:52:17,480 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.80ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 54.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.47ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 51.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.52ms. Allocated memory is still 92.3MB. Free memory was 51.6MB in the beginning and 45.2MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1301.49ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 58.2MB in the end (delta: -13.0MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * TraceAbstraction took 775337.45ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 57.8MB in the beginning and 48.8MB in the end (delta: 9.0MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b005dda8-1964-4d1f-b86c-01ddbd7e4e7d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")