./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/ludcmp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/ludcmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC --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 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:31:34,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:31:34,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 01:31:34,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:31:34,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:31:34,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:31:34,809 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:31:34,809 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:31:34,810 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:31:34,810 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:31:34,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:31:34,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:31:34,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:31:34,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:31:34,811 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:31:34,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:31:34,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:31:34,814 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:31:34,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:31:34,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:31:34,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:31:34,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:31:34,815 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:31:34,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:31:34,816 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:31:34,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:31:34,817 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:31:34,817 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:31:34,817 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:31:34,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:31:34,817 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_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC 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 -> 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 [2024-11-24 01:31:35,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:31:35,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:31:35,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:31:35,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:31:35,136 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:31:35,138 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/loops/ludcmp.c [2024-11-24 01:31:38,041 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/a1d8f38bf/ed46829ec5f94784b5b2fe31cab73597/FLAGc97cc9a94 [2024-11-24 01:31:38,322 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:31:38,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/sv-benchmarks/c/loops/ludcmp.c [2024-11-24 01:31:38,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/a1d8f38bf/ed46829ec5f94784b5b2fe31cab73597/FLAGc97cc9a94 [2024-11-24 01:31:38,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/a1d8f38bf/ed46829ec5f94784b5b2fe31cab73597 [2024-11-24 01:31:38,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:31:38,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:31:38,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:31:38,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:31:38,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:31:38,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:31:38" (1/1) ... [2024-11-24 01:31:38,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb8387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:38, skipping insertion in model container [2024-11-24 01:31:38,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:31:38" (1/1) ... [2024-11-24 01:31:38,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:31:38,604 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_23c92603-0243-499d-8a75-59546b682398/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-24 01:31:38,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:31:38,803 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:31:38,815 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_23c92603-0243-499d-8a75-59546b682398/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-24 01:31:38,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:31:39,048 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:31:39,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39 WrapperNode [2024-11-24 01:31:39,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:31:39,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:31:39,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:31:39,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:31:39,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,265 INFO L138 Inliner]: procedures = 18, calls = 2647, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 2800 [2024-11-24 01:31:39,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:31:39,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:31:39,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:31:39,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:31:39,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,300 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,375 INFO L175 MemorySlicer]: Split 2631 memory accesses to 5 slices as follows [2, 2518, 53, 53, 5]. 96 percent of accesses are in the largest equivalence class. The 2602 initializations are split as follows [2, 2500, 50, 50, 0]. The 9 writes are split as follows [0, 4, 1, 2, 2]. [2024-11-24 01:31:39,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,456 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:31:39,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:31:39,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:31:39,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:31:39,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (1/1) ... [2024-11-24 01:31:39,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:31:39,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:31:39,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:31:39,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:31:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:31:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:31:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:31:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:31:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-24 01:31:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-24 01:31:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-24 01:31:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-24 01:31:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-24 01:31:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-24 01:31:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:31:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:31:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-24 01:31:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-24 01:31:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-24 01:31:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-24 01:31:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-24 01:31:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:31:39,707 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:31:39,709 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:31:43,338 INFO L? ?]: Removed 47 outVars from TransFormulas that were not future-live. [2024-11-24 01:31:43,339 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:31:43,350 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:31:43,350 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-11-24 01:31:43,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:31:43 BoogieIcfgContainer [2024-11-24 01:31:43,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:31:43,354 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:31:43,354 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:31:43,358 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:31:43,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:31:38" (1/3) ... [2024-11-24 01:31:43,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d052b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:31:43, skipping insertion in model container [2024-11-24 01:31:43,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:39" (2/3) ... [2024-11-24 01:31:43,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d052b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:31:43, skipping insertion in model container [2024-11-24 01:31:43,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:31:43" (3/3) ... [2024-11-24 01:31:43,362 INFO L128 eAbstractionObserver]: Analyzing ICFG ludcmp.c [2024-11-24 01:31:43,377 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:31:43,378 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG ludcmp.c that has 1 procedures, 51 locations, 1 initial locations, 11 loop locations, and 1 error locations. [2024-11-24 01:31:43,443 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:31:43,456 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;@16a51616, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:31:43,456 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:31:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 49 states have (on average 1.5918367346938775) internal successors, (78), 50 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-24 01:31:43,467 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:31:43,467 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:31:43,467 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:31:43,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:31:43,473 INFO L85 PathProgramCache]: Analyzing trace with hash 208297046, now seen corresponding path program 1 times [2024-11-24 01:31:43,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:31:43,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932512046] [2024-11-24 01:31:43,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:31:43,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:31:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:31:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:45,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:31:45,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932512046] [2024-11-24 01:31:45,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932512046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:31:45,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:31:45,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:31:45,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048880514] [2024-11-24 01:31:45,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:31:45,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:31:45,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:31:45,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:31:45,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:31:45,183 INFO L87 Difference]: Start difference. First operand has 51 states, 49 states have (on average 1.5918367346938775) internal successors, (78), 50 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:45,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:31:45,272 INFO L93 Difference]: Finished difference Result 104 states and 161 transitions. [2024-11-24 01:31:45,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:31:45,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-24 01:31:45,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:31:45,282 INFO L225 Difference]: With dead ends: 104 [2024-11-24 01:31:45,282 INFO L226 Difference]: Without dead ends: 17 [2024-11-24 01:31:45,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:31:45,289 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 17 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:31:45,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 160 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:31:45,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2024-11-24 01:31:45,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 14. [2024-11-24 01:31:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:45,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2024-11-24 01:31:45,325 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 16 transitions. Word has length 8 [2024-11-24 01:31:45,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:31:45,326 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 16 transitions. [2024-11-24 01:31:45,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-24 01:31:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-24 01:31:45,327 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:31:45,328 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:31:45,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:31:45,328 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:31:45,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:31:45,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1279864514, now seen corresponding path program 1 times [2024-11-24 01:31:45,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:31:45,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787610888] [2024-11-24 01:31:45,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:31:45,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:31:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:31:46,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:46,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:31:46,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787610888] [2024-11-24 01:31:46,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787610888] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:31:46,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40636623] [2024-11-24 01:31:46,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:31:46,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:31:46,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:31:46,510 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:31:46,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:31:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:31:47,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 5289 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 01:31:47,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:31:47,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:47,881 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:31:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:47,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40636623] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:31:47,953 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:31:47,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-24 01:31:47,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343170783] [2024-11-24 01:31:47,954 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:31:47,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:31:47,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:31:47,955 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:31:47,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:31:47,958 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. Second operand has 11 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:48,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:31:48,070 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions. [2024-11-24 01:31:48,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:31:48,070 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2024-11-24 01:31:48,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:31:48,074 INFO L225 Difference]: With dead ends: 38 [2024-11-24 01:31:48,074 INFO L226 Difference]: Without dead ends: 26 [2024-11-24 01:31:48,074 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=92, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:31:48,075 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 48 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:31:48,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 27 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:31:48,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-11-24 01:31:48,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-11-24 01:31:48,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.24) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:48,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2024-11-24 01:31:48,080 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 31 transitions. Word has length 12 [2024-11-24 01:31:48,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:31:48,080 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 31 transitions. [2024-11-24 01:31:48,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-11-24 01:31:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-24 01:31:48,081 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:31:48,081 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:31:48,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:31:48,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:31:48,282 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:31:48,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:31:48,283 INFO L85 PathProgramCache]: Analyzing trace with hash -620234762, now seen corresponding path program 2 times [2024-11-24 01:31:48,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:31:48,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479624915] [2024-11-24 01:31:48,284 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:31:48,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:31:48,602 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-24 01:31:48,602 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:31:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-24 01:31:49,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:31:49,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479624915] [2024-11-24 01:31:49,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479624915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:31:49,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:31:49,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:31:49,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548299837] [2024-11-24 01:31:49,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:31:49,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:31:49,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:31:49,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:31:49,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:31:49,033 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:49,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:31:49,066 INFO L93 Difference]: Finished difference Result 67 states and 81 transitions. [2024-11-24 01:31:49,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:31:49,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-24 01:31:49,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:31:49,067 INFO L225 Difference]: With dead ends: 67 [2024-11-24 01:31:49,067 INFO L226 Difference]: Without dead ends: 43 [2024-11-24 01:31:49,067 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:31:49,068 INFO L435 NwaCegarLoop]: 13 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:31:49,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 17 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:31:49,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-24 01:31:49,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2024-11-24 01:31:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 39 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2024-11-24 01:31:49,074 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 24 [2024-11-24 01:31:49,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:31:49,074 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2024-11-24 01:31:49,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2024-11-24 01:31:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-24 01:31:49,075 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:31:49,075 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:31:49,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:31:49,076 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:31:49,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:31:49,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1967120720, now seen corresponding path program 1 times [2024-11-24 01:31:49,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:31:49,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993683144] [2024-11-24 01:31:49,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:31:49,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:31:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:31:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:50,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:31:50,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993683144] [2024-11-24 01:31:50,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993683144] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:31:50,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003392541] [2024-11-24 01:31:50,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:31:50,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:31:50,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:31:50,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:31:50,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:31:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:31:51,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 5325 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 01:31:51,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:31:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:51,370 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:31:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:31:51,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2003392541] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:31:51,512 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:31:51,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2024-11-24 01:31:51,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128468415] [2024-11-24 01:31:51,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:31:51,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-24 01:31:51,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:31:51,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-24 01:31:51,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=232, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:31:51,516 INFO L87 Difference]: Start difference. First operand 40 states and 46 transitions. Second operand has 20 states, 20 states have (on average 3.2) internal successors, (64), 20 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:51,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:31:51,658 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2024-11-24 01:31:51,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:31:51,661 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.2) internal successors, (64), 20 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-24 01:31:51,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:31:51,662 INFO L225 Difference]: With dead ends: 94 [2024-11-24 01:31:51,662 INFO L226 Difference]: Without dead ends: 56 [2024-11-24 01:31:51,662 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=261, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:31:51,663 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 54 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:31:51,663 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 43 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:31:51,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-24 01:31:51,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-24 01:31:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.1636363636363636) internal successors, (64), 55 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 64 transitions. [2024-11-24 01:31:51,677 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 64 transitions. Word has length 24 [2024-11-24 01:31:51,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:31:51,678 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 64 transitions. [2024-11-24 01:31:51,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.2) internal successors, (64), 20 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:31:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2024-11-24 01:31:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-24 01:31:51,678 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:31:51,679 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:31:51,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 01:31:51,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:31:51,882 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:31:51,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:31:51,883 INFO L85 PathProgramCache]: Analyzing trace with hash -2048004612, now seen corresponding path program 2 times [2024-11-24 01:31:51,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:31:51,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104488780] [2024-11-24 01:31:51,883 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:31:51,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:31:52,172 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-24 01:31:52,172 INFO L230 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-24 01:31:52,172 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:31:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:31:52,412 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:31:52,413 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:31:52,414 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:31:52,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:31:52,421 INFO L422 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-11-24 01:31:52,546 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:31:52,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:31:52 BoogieIcfgContainer [2024-11-24 01:31:52,553 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:31:52,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:31:52,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:31:52,554 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:31:52,557 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:31:43" (3/4) ... [2024-11-24 01:31:52,560 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:31:52,561 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:31:52,562 INFO L158 Benchmark]: Toolchain (without parser) took 14149.69ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 119.1MB in the beginning and 266.9MB in the end (delta: -147.8MB). Peak memory consumption was 227.7MB. Max. memory is 16.1GB. [2024-11-24 01:31:52,562 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:31:52,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.49ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 75.2MB in the end (delta: 43.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-24 01:31:52,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 215.32ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 100.6MB in the end (delta: -25.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-24 01:31:52,563 INFO L158 Benchmark]: Boogie Preprocessor took 246.41ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 81.1MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:31:52,563 INFO L158 Benchmark]: RCFGBuilder took 3836.44ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 81.1MB in the beginning and 291.9MB in the end (delta: -210.7MB). Peak memory consumption was 238.3MB. Max. memory is 16.1GB. [2024-11-24 01:31:52,563 INFO L158 Benchmark]: TraceAbstraction took 9199.33ms. Allocated memory was 427.8MB in the beginning and 520.1MB in the end (delta: 92.3MB). Free memory was 291.9MB in the beginning and 266.9MB in the end (delta: 24.9MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. [2024-11-24 01:31:52,564 INFO L158 Benchmark]: Witness Printer took 7.48ms. Allocated memory is still 520.1MB. Free memory was 266.9MB in the beginning and 266.9MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:31:52,567 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.49ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 75.2MB in the end (delta: 43.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 215.32ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 100.6MB in the end (delta: -25.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 246.41ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 81.1MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3836.44ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 81.1MB in the beginning and 291.9MB in the end (delta: -210.7MB). Peak memory consumption was 238.3MB. Max. memory is 16.1GB. * TraceAbstraction took 9199.33ms. Allocated memory was 427.8MB in the beginning and 520.1MB in the end (delta: 92.3MB). Free memory was 291.9MB in the beginning and 266.9MB in the end (delta: 24.9MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. * Witness Printer took 7.48ms. Allocated memory is still 520.1MB. Free memory was 266.9MB in the beginning and 266.9MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someBinaryArithmeticDOUBLEoperation at line 100, overapproximation of to_real at line 98. Possible FailurePath: [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; [L71] double a[50][50], b[50], x[50]; VAL [a={4:0}, b={5:0}, x={6:0}] [L88] int i, j, nmax = 50, n = 5, chkerr; [L89] double eps, w; [L91] eps = 1.0e-6 [L93] i = 0 VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, n=5, nmax=50, x={6:0}] [L93] COND TRUE i <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, n=5, nmax=50, x={6:0}] [L95] w = 0.0 [L96] j = 0 VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=0, n=5, nmax=50, w=0, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=0, n=5, nmax=50, w=0, x={6:0}] [L98] a[i][j] = (i + 1) + (j + 1) VAL [a={4:0}, b={5:0}, x={6:0}] [L99] COND TRUE i == j [L99] EXPR a[i][j] [L99] a[i][j] *= 10.0 VAL [a={4:0}, b={5:0}, x={6:0}] [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=1, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=1, n=5, nmax=50, x={6:0}] [L98] a[i][j] = (i + 1) + (j + 1) VAL [a={4:0}, b={5:0}, x={6:0}] [L99] COND FALSE !(i == j) VAL [a={4:0}, b={5:0}, x={6:0}] [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=2, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=2, n=5, nmax=50, x={6:0}] [L98] a[i][j] = (i + 1) + (j + 1) VAL [a={4:0}, b={5:0}, x={6:0}] [L99] COND FALSE !(i == j) VAL [a={4:0}, b={5:0}, x={6:0}] [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=3, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=3, n=5, nmax=50, x={6:0}] [L98] a[i][j] = (i + 1) + (j + 1) VAL [a={4:0}, b={5:0}, x={6:0}] [L99] COND FALSE !(i == j) VAL [a={4:0}, b={5:0}, x={6:0}] [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=4, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=4, n=5, nmax=50, x={6:0}] [L98] a[i][j] = (i + 1) + (j + 1) VAL [a={4:0}, b={5:0}, x={6:0}] [L99] COND FALSE !(i == j) VAL [a={4:0}, b={5:0}, x={6:0}] [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=5, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=5, n=5, nmax=50, x={6:0}] [L98] a[i][j] = (i + 1) + (j + 1) VAL [a={4:0}, b={5:0}, x={6:0}] [L99] COND FALSE !(i == j) VAL [a={4:0}, b={5:0}, x={6:0}] [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=6, n=5, nmax=50, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, n=5, nmax=50, x={6:0}] [L102] CALL __VERIFIER_assert(i==2) [L6] COND TRUE !(cond) VAL [a={4:0}, b={5:0}, x={6:0}] [L7] reach_error() VAL [a={4:0}, b={5:0}, x={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.0s, OverallIterations: 5, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 121 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 121 mSDsluCounter, 247 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 161 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 152 IncrementalHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 86 mSDtfsCounter, 152 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 512 SizeOfPredicates, 0 NumberOfNonLiveVariables, 10614 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 28/115 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 01:31:52,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/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_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/ludcmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC --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 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:31:55,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:31:55,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 01:31:55,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:31:55,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:31:55,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:31:55,334 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:31:55,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:31:55,334 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:31:55,335 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:31:55,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:31:55,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:31:55,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:31:55,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:31:55,335 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:31:55,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:31:55,336 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:31:55,337 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:31:55,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:31:55,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:31:55,338 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:31:55,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:31:55,339 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:31:55,339 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:31:55,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:31:55,340 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:31:55,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:31:55,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:31:55,340 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:31:55,340 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:31:55,340 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:31:55,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:31:55,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:31:55,341 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:31:55,342 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:31:55,342 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_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC 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 -> 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 [2024-11-24 01:31:55,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:31:55,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:31:55,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:31:55,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:31:55,705 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:31:55,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/loops/ludcmp.c [2024-11-24 01:31:58,552 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/f6047d8e7/125127d3370d4745bdfc65d0a167f6e3/FLAG8884fd073 [2024-11-24 01:31:58,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:31:58,836 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/sv-benchmarks/c/loops/ludcmp.c [2024-11-24 01:31:58,844 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/f6047d8e7/125127d3370d4745bdfc65d0a167f6e3/FLAG8884fd073 [2024-11-24 01:31:59,132 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/data/f6047d8e7/125127d3370d4745bdfc65d0a167f6e3 [2024-11-24 01:31:59,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:31:59,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:31:59,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:31:59,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:31:59,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:31:59,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:31:59,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f25a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59, skipping insertion in model container [2024-11-24 01:31:59,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:31:59,160 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:31:59,328 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_23c92603-0243-499d-8a75-59546b682398/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-24 01:31:59,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:31:59,556 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:31:59,572 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_23c92603-0243-499d-8a75-59546b682398/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-24 01:31:59,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:31:59,902 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:31:59,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59 WrapperNode [2024-11-24 01:31:59,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:31:59,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:31:59,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:31:59,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:31:59,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:31:59,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,161 INFO L138 Inliner]: procedures = 19, calls = 2647, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 2800 [2024-11-24 01:32:00,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:32:00,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:32:00,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:32:00,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:32:00,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,218 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,282 INFO L175 MemorySlicer]: Split 2631 memory accesses to 5 slices as follows [2, 2518, 53, 5, 53]. 96 percent of accesses are in the largest equivalence class. The 2602 initializations are split as follows [2, 2500, 50, 0, 50]. The 9 writes are split as follows [0, 4, 1, 2, 2]. [2024-11-24 01:32:00,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,460 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:32:00,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:32:00,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:32:00,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:32:00,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (1/1) ... [2024-11-24 01:32:00,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:32:00,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:32:00,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:32:00,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:32:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:32:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-24 01:32:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-24 01:32:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-24 01:32:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-24 01:32:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-24 01:32:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-24 01:32:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-24 01:32:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-24 01:32:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-24 01:32:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-24 01:32:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:32:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-24 01:32:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-24 01:32:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-24 01:32:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-24 01:32:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:32:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-24 01:32:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-24 01:32:00,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-24 01:32:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-24 01:32:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-24 01:32:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:32:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:32:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:32:00,757 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:32:00,759 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:32:37,369 INFO L? ?]: Removed 48 outVars from TransFormulas that were not future-live. [2024-11-24 01:32:37,369 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:32:37,380 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:32:37,381 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-11-24 01:32:37,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:32:37 BoogieIcfgContainer [2024-11-24 01:32:37,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:32:37,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:32:37,384 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:32:37,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:32:37,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:31:59" (1/3) ... [2024-11-24 01:32:37,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5084d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:32:37, skipping insertion in model container [2024-11-24 01:32:37,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:31:59" (2/3) ... [2024-11-24 01:32:37,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5084d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:32:37, skipping insertion in model container [2024-11-24 01:32:37,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:32:37" (3/3) ... [2024-11-24 01:32:37,399 INFO L128 eAbstractionObserver]: Analyzing ICFG ludcmp.c [2024-11-24 01:32:37,415 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:32:37,417 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG ludcmp.c that has 1 procedures, 51 locations, 1 initial locations, 11 loop locations, and 1 error locations. [2024-11-24 01:32:37,479 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:32:37,490 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;@53a75cdd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:32:37,490 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:32:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 49 states have (on average 1.5918367346938775) internal successors, (78), 50 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:32:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-24 01:32:37,499 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:32:37,500 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:32:37,500 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:32:37,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:32:37,505 INFO L85 PathProgramCache]: Analyzing trace with hash 208297046, now seen corresponding path program 1 times [2024-11-24 01:32:37,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:32:37,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98808484] [2024-11-24 01:32:37,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:32:37,550 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:32:37,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:32:37,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:32:37,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 01:32:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:32:52,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 7837 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 01:32:52,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:32:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:32:53,107 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:32:53,107 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:32:53,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98808484] [2024-11-24 01:32:53,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98808484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:32:53,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:32:53,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:32:53,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721922830] [2024-11-24 01:32:53,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:32:53,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:32:53,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:32:53,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:32:53,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:32:53,135 INFO L87 Difference]: Start difference. First operand has 51 states, 49 states have (on average 1.5918367346938775) internal successors, (78), 50 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:32:54,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:32:54,146 INFO L93 Difference]: Finished difference Result 104 states and 161 transitions. [2024-11-24 01:32:54,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:32:54,148 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-24 01:32:54,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:32:54,155 INFO L225 Difference]: With dead ends: 104 [2024-11-24 01:32:54,156 INFO L226 Difference]: Without dead ends: 17 [2024-11-24 01:32:54,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:32:54,164 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 21 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:32:54,165 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 111 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 01:32:54,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2024-11-24 01:32:54,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 14. [2024-11-24 01:32:54,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:32:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2024-11-24 01:32:54,192 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 16 transitions. Word has length 8 [2024-11-24 01:32:54,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:32:54,192 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 16 transitions. [2024-11-24 01:32:54,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:32:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-24 01:32:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-24 01:32:54,193 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:32:54,193 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:32:54,393 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forcibly destroying the process [2024-11-24 01:32:54,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forceful destruction successful, exit code 137 [2024-11-24 01:32:54,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:32:54,516 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:32:54,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:32:54,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1279864514, now seen corresponding path program 1 times [2024-11-24 01:32:54,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:32:54,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [248647524] [2024-11-24 01:32:54,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:32:54,525 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:32:54,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:32:54,527 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:32:54,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 01:33:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:33:09,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 7852 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 01:33:09,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:33:09,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:33:09,923 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:33:10,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:33:10,281 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:33:10,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [248647524] [2024-11-24 01:33:10,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [248647524] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:33:10,282 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:33:10,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-24 01:33:10,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804429413] [2024-11-24 01:33:10,282 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:33:10,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:33:10,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:33:10,285 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:33:10,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:33:10,288 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:33:12,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:33:12,458 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions. [2024-11-24 01:33:12,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:33:12,459 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2024-11-24 01:33:12,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:33:12,459 INFO L225 Difference]: With dead ends: 38 [2024-11-24 01:33:12,459 INFO L226 Difference]: Without dead ends: 26 [2024-11-24 01:33:12,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:33:12,460 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 50 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:33:12,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 33 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-24 01:33:12,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-11-24 01:33:12,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-11-24 01:33:12,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.24) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:33:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2024-11-24 01:33:12,466 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 31 transitions. Word has length 12 [2024-11-24 01:33:12,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:33:12,466 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 31 transitions. [2024-11-24 01:33:12,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:33:12,466 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-11-24 01:33:12,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-24 01:33:12,467 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:33:12,467 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:33:12,667 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forcibly destroying the process [2024-11-24 01:33:12,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forceful destruction successful, exit code 137 [2024-11-24 01:33:12,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:33:12,788 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:33:12,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:33:12,789 INFO L85 PathProgramCache]: Analyzing trace with hash -620234762, now seen corresponding path program 2 times [2024-11-24 01:33:12,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:33:12,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549508812] [2024-11-24 01:33:12,796 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:33:12,796 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:33:12,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:33:12,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:33:12,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-24 01:33:51,470 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-24 01:33:51,470 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:33:52,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 7897 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 01:33:52,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:33:52,774 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 01:33:52,775 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:33:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 01:33:53,128 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:33:53,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549508812] [2024-11-24 01:33:53,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [549508812] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:33:53,128 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:33:53,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-24 01:33:53,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953761696] [2024-11-24 01:33:53,129 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:33:53,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:33:53,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:33:53,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:33:53,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:33:53,130 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:33:56,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:33:56,175 INFO L93 Difference]: Finished difference Result 100 states and 125 transitions. [2024-11-24 01:33:56,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:33:56,176 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-24 01:33:56,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:33:56,179 INFO L225 Difference]: With dead ends: 100 [2024-11-24 01:33:56,179 INFO L226 Difference]: Without dead ends: 76 [2024-11-24 01:33:56,179 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:33:56,180 INFO L435 NwaCegarLoop]: 7 mSDtfsCounter, 24 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:33:56,181 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 33 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-24 01:33:56,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-24 01:33:56,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 71. [2024-11-24 01:33:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.1714285714285715) internal successors, (82), 70 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:33:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 82 transitions. [2024-11-24 01:33:56,200 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 82 transitions. Word has length 24 [2024-11-24 01:33:56,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:33:56,201 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 82 transitions. [2024-11-24 01:33:56,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:33:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2024-11-24 01:33:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-24 01:33:56,201 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:33:56,202 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:33:56,402 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forcibly destroying the process [2024-11-24 01:33:56,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 137 [2024-11-24 01:33:56,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:33:56,511 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:33:56,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:33:56,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1967120720, now seen corresponding path program 1 times [2024-11-24 01:33:56,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:33:56,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [843095521] [2024-11-24 01:33:56,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:33:56,518 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:33:56,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:33:56,520 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:33:56,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-24 01:34:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:34:11,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 7879 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 01:34:11,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:34:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:34:12,891 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:34:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:34:13,757 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:34:13,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [843095521] [2024-11-24 01:34:13,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [843095521] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:34:13,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:34:13,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2024-11-24 01:34:13,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314410225] [2024-11-24 01:34:13,757 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:34:13,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:34:13,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:34:13,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:34:13,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:34:13,759 INFO L87 Difference]: Start difference. First operand 71 states and 82 transitions. Second operand has 14 states, 14 states have (on average 3.142857142857143) internal successors, (44), 14 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:34:17,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:34:17,559 INFO L93 Difference]: Finished difference Result 135 states and 162 transitions. [2024-11-24 01:34:17,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:34:17,565 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.142857142857143) internal successors, (44), 14 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-24 01:34:17,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:34:17,567 INFO L225 Difference]: With dead ends: 135 [2024-11-24 01:34:17,567 INFO L226 Difference]: Without dead ends: 97 [2024-11-24 01:34:17,568 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:34:17,568 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 50 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:34:17,569 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 45 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-24 01:34:17,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-24 01:34:17,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-11-24 01:34:17,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.15625) internal successors, (111), 96 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:34:17,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 111 transitions. [2024-11-24 01:34:17,582 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 111 transitions. Word has length 24 [2024-11-24 01:34:17,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:34:17,582 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 111 transitions. [2024-11-24 01:34:17,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.142857142857143) internal successors, (44), 14 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:34:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 111 transitions. [2024-11-24 01:34:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-24 01:34:17,583 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:34:17,583 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:34:17,785 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forcibly destroying the process [2024-11-24 01:34:17,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 137 [2024-11-24 01:34:17,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:34:17,905 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:34:17,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:34:17,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1654977602, now seen corresponding path program 2 times [2024-11-24 01:34:17,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:34:17,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1064088190] [2024-11-24 01:34:17,914 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:34:17,914 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:34:17,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:34:17,917 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:34:17,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-24 01:34:57,154 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-24 01:34:57,154 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:34:58,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 7903 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 01:34:58,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:34:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 28 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 01:34:59,081 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:34:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 28 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 01:34:59,927 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:34:59,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1064088190] [2024-11-24 01:34:59,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1064088190] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:34:59,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:34:59,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2024-11-24 01:34:59,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139464475] [2024-11-24 01:34:59,927 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:34:59,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:34:59,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:34:59,928 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:34:59,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:34:59,929 INFO L87 Difference]: Start difference. First operand 97 states and 111 transitions. Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:35:10,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:35:10,628 INFO L93 Difference]: Finished difference Result 328 states and 398 transitions. [2024-11-24 01:35:10,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-24 01:35:10,629 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-24 01:35:10,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:35:10,630 INFO L225 Difference]: With dead ends: 328 [2024-11-24 01:35:10,631 INFO L226 Difference]: Without dead ends: 256 [2024-11-24 01:35:10,632 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=352, Invalid=838, Unknown=0, NotChecked=0, Total=1190 [2024-11-24 01:35:10,635 INFO L435 NwaCegarLoop]: 6 mSDtfsCounter, 96 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:35:10,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 41 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2024-11-24 01:35:10,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2024-11-24 01:35:10,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 181. [2024-11-24 01:35:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.1555555555555554) internal successors, (208), 180 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:35:10,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 208 transitions. [2024-11-24 01:35:10,668 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 208 transitions. Word has length 32 [2024-11-24 01:35:10,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:35:10,672 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 208 transitions. [2024-11-24 01:35:10,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:35:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 208 transitions. [2024-11-24 01:35:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-24 01:35:10,673 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:35:10,673 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:35:10,873 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -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)] Forcibly destroying the process [2024-11-24 01:35:10,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 137 [2024-11-24 01:35:10,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:35:10,993 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:35:10,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:35:10,993 INFO L85 PathProgramCache]: Analyzing trace with hash -2048004612, now seen corresponding path program 3 times [2024-11-24 01:35:11,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:35:11,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [86971778] [2024-11-24 01:35:11,002 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-24 01:35:11,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 01:35:11,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:35:11,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 01:35:11,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23c92603-0243-499d-8a75-59546b682398/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-24 01:43:20,052 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-11-24 01:43:20,052 INFO L230 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-24 01:43:20,052 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.