./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i --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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 7e00dcd419e8a9b77ed98cb15bc9279b70288748676607e35b7216cc476912ed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:50:01,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:50:01,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:50:01,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:50:01,688 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:50:01,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:50:01,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:50:01,718 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:50:01,718 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:50:01,718 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:50:01,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:50:01,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:50:01,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:50:01,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:50:01,719 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:50:01,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:50:01,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:50:01,719 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:50:01,720 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:50:01,722 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:50:01,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:50:01,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:50:01,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:50:01,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:50:01,723 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:50:01,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:50:01,723 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:50:01,723 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:50:01,723 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:50:01,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:01,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:01,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:01,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:50:01,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:50:01,725 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:50:01,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:50:01,725 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:50:01,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:50:01,725 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:50:01,726 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:50:01,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:50:01,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:50:01,726 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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 -> 7e00dcd419e8a9b77ed98cb15bc9279b70288748676607e35b7216cc476912ed [2024-11-23 22:50:02,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:50:02,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:50:02,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:50:02,096 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:50:02,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:50:02,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i [2024-11-23 22:50:05,152 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/655f03d62/277f70ca3b894f95a5d348821bbfbf5f/FLAGfb71f834d [2024-11-23 22:50:05,487 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:50:05,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i [2024-11-23 22:50:05,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/655f03d62/277f70ca3b894f95a5d348821bbfbf5f/FLAGfb71f834d [2024-11-23 22:50:05,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/655f03d62/277f70ca3b894f95a5d348821bbfbf5f [2024-11-23 22:50:05,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:50:05,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:50:05,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:05,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:50:05,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:50:05,541 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:05,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4c50c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05, skipping insertion in model container [2024-11-23 22:50:05,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:05,570 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:50:05,752 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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i[916,929] [2024-11-23 22:50:05,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:05,875 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:50:05,887 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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i[916,929] [2024-11-23 22:50:05,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:05,998 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:50:05,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05 WrapperNode [2024-11-23 22:50:05,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:06,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:06,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:50:06,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:50:06,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,086 INFO L138 Inliner]: procedures = 29, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 493 [2024-11-23 22:50:06,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:06,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:50:06,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:50:06,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:50:06,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,100 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,121 INFO L175 MemorySlicer]: Split 122 memory accesses to 7 slices as follows [2, 18, 28, 22, 33, 8, 11]. 27 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 2, 2, 2, 2, 1, 1]. The 16 writes are split as follows [0, 2, 4, 2, 4, 3, 1]. [2024-11-23 22:50:06,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,121 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,138 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,140 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:50:06,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:50:06,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:50:06,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:50:06,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (1/1) ... [2024-11-23 22:50:06,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:06,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:06,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:50:06,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:50:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:50:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:50:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:50:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:50:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 22:50:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-23 22:50:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 22:50:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 22:50:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 22:50:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-23 22:50:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-23 22:50:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-23 22:50:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-23 22:50:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-23 22:50:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-23 22:50:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-23 22:50:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:50:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:50:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:50:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:50:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:50:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 22:50:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 22:50:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 22:50:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 22:50:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:50:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:50:06,497 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:50:06,499 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:50:07,234 INFO L? ?]: Removed 109 outVars from TransFormulas that were not future-live. [2024-11-23 22:50:07,234 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:50:07,248 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:50:07,249 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:50:07,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:07 BoogieIcfgContainer [2024-11-23 22:50:07,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:50:07,255 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:50:07,255 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:50:07,261 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:50:07,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:50:05" (1/3) ... [2024-11-23 22:50:07,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6afc18a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:07, skipping insertion in model container [2024-11-23 22:50:07,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:05" (2/3) ... [2024-11-23 22:50:07,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6afc18a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:07, skipping insertion in model container [2024-11-23 22:50:07,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:07" (3/3) ... [2024-11-23 22:50:07,264 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-7.i [2024-11-23 22:50:07,280 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:50:07,281 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-7.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:50:07,345 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:50:07,359 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;@7e0b866, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:50:07,361 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:50:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:07,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:07,381 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:07,381 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:07,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:07,389 INFO L85 PathProgramCache]: Analyzing trace with hash -147929321, now seen corresponding path program 1 times [2024-11-23 22:50:07,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:07,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38571567] [2024-11-23 22:50:07,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:07,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:07,832 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-23 22:50:07,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:07,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38571567] [2024-11-23 22:50:07,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38571567] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:50:07,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778016824] [2024-11-23 22:50:07,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:07,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:07,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:07,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:50:07,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:50:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:08,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:50:08,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:08,155 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-23 22:50:08,155 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:08,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778016824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:08,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:50:08,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:50:08,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153441968] [2024-11-23 22:50:08,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:08,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:50:08,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:08,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:50:08,183 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:08,185 INFO L87 Difference]: Start difference. First operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:08,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:08,226 INFO L93 Difference]: Finished difference Result 193 states and 304 transitions. [2024-11-23 22:50:08,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:50:08,230 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2024-11-23 22:50:08,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:08,237 INFO L225 Difference]: With dead ends: 193 [2024-11-23 22:50:08,237 INFO L226 Difference]: Without dead ends: 96 [2024-11-23 22:50:08,241 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:08,246 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:08,247 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:08,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-23 22:50:08,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-23 22:50:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 82 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 138 transitions. [2024-11-23 22:50:08,287 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 138 transitions. Word has length 103 [2024-11-23 22:50:08,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:08,287 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 138 transitions. [2024-11-23 22:50:08,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:08,288 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2024-11-23 22:50:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:08,290 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:08,291 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:08,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:50:08,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:50:08,491 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:08,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:08,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1365420453, now seen corresponding path program 1 times [2024-11-23 22:50:08,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:08,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772376716] [2024-11-23 22:50:08,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:08,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:50:08,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:08,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772376716] [2024-11-23 22:50:08,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772376716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:08,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:08,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:50:08,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917424890] [2024-11-23 22:50:08,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:08,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:50:08,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:08,929 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:50:08,930 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:50:08,934 INFO L87 Difference]: Start difference. First operand 96 states and 138 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:08,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:08,993 INFO L93 Difference]: Finished difference Result 191 states and 276 transitions. [2024-11-23 22:50:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:50:08,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2024-11-23 22:50:08,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:08,995 INFO L225 Difference]: With dead ends: 191 [2024-11-23 22:50:08,995 INFO L226 Difference]: Without dead ends: 98 [2024-11-23 22:50:08,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:50:08,996 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:08,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 397 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:08,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-23 22:50:09,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-23 22:50:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 140 transitions. [2024-11-23 22:50:09,011 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 140 transitions. Word has length 103 [2024-11-23 22:50:09,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:09,012 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 140 transitions. [2024-11-23 22:50:09,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2024-11-23 22:50:09,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:09,017 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:09,017 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:09,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:50:09,018 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:09,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:09,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1406095203, now seen corresponding path program 1 times [2024-11-23 22:50:09,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:09,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232632323] [2024-11-23 22:50:09,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:09,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:09,274 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:50:09,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:09,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232632323] [2024-11-23 22:50:09,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232632323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:09,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:09,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:50:09,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280696993] [2024-11-23 22:50:09,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:09,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:50:09,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:09,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:50:09,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:09,276 INFO L87 Difference]: Start difference. First operand 98 states and 140 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:50:09,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:09,314 INFO L93 Difference]: Finished difference Result 194 states and 279 transitions. [2024-11-23 22:50:09,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:50:09,318 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2024-11-23 22:50:09,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:09,320 INFO L225 Difference]: With dead ends: 194 [2024-11-23 22:50:09,320 INFO L226 Difference]: Without dead ends: 99 [2024-11-23 22:50:09,321 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:09,326 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:09,326 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:09,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-23 22:50:09,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-23 22:50:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2024-11-23 22:50:09,344 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 103 [2024-11-23 22:50:09,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:09,345 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2024-11-23 22:50:09,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:50:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-23 22:50:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:09,356 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:09,356 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:09,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:50:09,356 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:09,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:09,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1877754843, now seen corresponding path program 1 times [2024-11-23 22:50:09,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:09,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962170012] [2024-11-23 22:50:09,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:09,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:50:11,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:11,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962170012] [2024-11-23 22:50:11,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962170012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:11,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:11,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 22:50:11,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664835312] [2024-11-23 22:50:11,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:11,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 22:50:11,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:11,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 22:50:11,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:50:11,654 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 9 states, 8 states have (on average 5.75) internal successors, (46), 9 states have internal predecessors, (46), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-23 22:50:12,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:12,250 INFO L93 Difference]: Finished difference Result 234 states and 334 transitions. [2024-11-23 22:50:12,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:50:12,251 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 9 states have internal predecessors, (46), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) Word has length 103 [2024-11-23 22:50:12,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:12,253 INFO L225 Difference]: With dead ends: 234 [2024-11-23 22:50:12,253 INFO L226 Difference]: Without dead ends: 138 [2024-11-23 22:50:12,254 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:50:12,254 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 393 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:12,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 663 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 22:50:12,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-23 22:50:12,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 137. [2024-11-23 22:50:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 115 states have (on average 1.3565217391304347) internal successors, (156), 116 states have internal predecessors, (156), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 22:50:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 194 transitions. [2024-11-23 22:50:12,277 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 194 transitions. Word has length 103 [2024-11-23 22:50:12,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:12,277 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 194 transitions. [2024-11-23 22:50:12,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 9 states have internal predecessors, (46), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-23 22:50:12,278 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2024-11-23 22:50:12,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-23 22:50:12,279 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:12,280 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:12,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:50:12,280 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:12,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:12,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1232570068, now seen corresponding path program 1 times [2024-11-23 22:50:12,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:12,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605585590] [2024-11-23 22:50:12,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:12,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:50:13,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:13,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605585590] [2024-11-23 22:50:13,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605585590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:13,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:13,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 22:50:13,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703966833] [2024-11-23 22:50:13,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:13,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:50:13,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:13,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:50:13,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:50:13,889 INFO L87 Difference]: Start difference. First operand 137 states and 194 transitions. Second operand has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 10 states have internal predecessors, (48), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-23 22:50:14,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:14,454 INFO L93 Difference]: Finished difference Result 240 states and 338 transitions. [2024-11-23 22:50:14,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:50:14,455 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 10 states have internal predecessors, (48), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) Word has length 105 [2024-11-23 22:50:14,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:14,456 INFO L225 Difference]: With dead ends: 240 [2024-11-23 22:50:14,456 INFO L226 Difference]: Without dead ends: 138 [2024-11-23 22:50:14,457 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-23 22:50:14,458 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 288 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:14,458 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 820 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:50:14,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-23 22:50:14,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 135. [2024-11-23 22:50:14,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 113 states have (on average 1.3539823008849559) internal successors, (153), 114 states have internal predecessors, (153), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 22:50:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 191 transitions. [2024-11-23 22:50:14,481 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 191 transitions. Word has length 105 [2024-11-23 22:50:14,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:14,482 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 191 transitions. [2024-11-23 22:50:14,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 10 states have internal predecessors, (48), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-23 22:50:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 191 transitions. [2024-11-23 22:50:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-23 22:50:14,483 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:14,483 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:14,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:50:14,484 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:14,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:14,484 INFO L85 PathProgramCache]: Analyzing trace with hash 914371895, now seen corresponding path program 1 times [2024-11-23 22:50:14,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:14,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247130089] [2024-11-23 22:50:14,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:14,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:50:14,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [711576946] [2024-11-23 22:50:14,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:14,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:14,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:14,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:50:14,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:50:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:50:15,152 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:50:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:50:15,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:50:15,469 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:50:15,470 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:50:15,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 22:50:15,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:50:15,684 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-23 22:50:15,876 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:50:15,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:50:15 BoogieIcfgContainer [2024-11-23 22:50:15,885 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:50:15,886 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:50:15,886 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:50:15,886 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:50:15,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:07" (3/4) ... [2024-11-23 22:50:15,893 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:50:15,895 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:50:15,897 INFO L158 Benchmark]: Toolchain (without parser) took 10364.07ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 92.7MB in the beginning and 124.8MB in the end (delta: -32.1MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-23 22:50:15,900 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:50:15,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.63ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.7MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:50:15,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.02ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 74.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:50:15,901 INFO L158 Benchmark]: Boogie Preprocessor took 68.47ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 69.4MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:50:15,901 INFO L158 Benchmark]: RCFGBuilder took 1093.09ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 88.3MB in the end (delta: -18.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-23 22:50:15,901 INFO L158 Benchmark]: TraceAbstraction took 8629.74ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.7MB in the beginning and 126.8MB in the end (delta: -39.1MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-11-23 22:50:15,902 INFO L158 Benchmark]: Witness Printer took 9.19ms. Allocated memory is still 192.9MB. Free memory was 124.8MB in the beginning and 124.8MB in the end (delta: 23.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:50:15,903 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.63ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.7MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.02ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 74.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.47ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 69.4MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1093.09ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 88.3MB in the end (delta: -18.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8629.74ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.7MB in the beginning and 126.8MB in the end (delta: -39.1MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Witness Printer took 9.19ms. Allocated memory is still 192.9MB. Free memory was 124.8MB in the beginning and 124.8MB in the end (delta: 23.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1]); [L27-L29] double double_Array_0[2] = { 0.2, 127.5 }; [L27-L29] double double_Array_0[2] = { 0.2, 127.5 }; [L27-L29] double double_Array_0[2] = { 0.2, 127.5 }; [L30] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L32-L34] float float_Array_0[2] = { 100000000000.4, 8.2 }; [L32-L34] float float_Array_0[2] = { 100000000000.4, 8.2 }; [L32-L34] float float_Array_0[2] = { 100000000000.4, 8.2 }; [L35] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L36] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L37-L39] unsigned char unsigned_char_Array_0[2] = { 4, 1 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 4, 1 }; [L37-L39] unsigned char unsigned_char_Array_0[2] = { 4, 1 }; [L40] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L41] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); [L42-L44] unsigned long int unsigned_long_int_Array_0[1] = { 5 }; [L42-L44] unsigned long int unsigned_long_int_Array_0[1] = { 5 }; [L45] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0]); [L46-L48] unsigned short int unsigned_short_int_Array_0[1] = { 32 }; [L46-L48] unsigned short int unsigned_short_int_Array_0[1] = { 32 }; [L49] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L50] double last_1_double_Array_0_0_ = 0.2; [L51] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 5; VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=0, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L115] isInitial = 1 [L116] FCALL initially() [L118] CALL updateLastVariables() [L107] EXPR double_Array_0[0] [L107] last_1_double_Array_0_0_ = double_Array_0[0] [L108] EXPR unsigned_long_int_Array_0[0] [L108] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L118] RET updateLastVariables() [L119] CALL updateVariables() [L86] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L87] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L87] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L88] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L88] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L88] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L89] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L90] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L90] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L90] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L91] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L92] double_Array_0[1] = __VERIFIER_nondet_double() [L93] EXPR double_Array_0[1] [L93] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F [L93] EXPR double_Array_0[1] [L93] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] EXPR (double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] EXPR (double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] CALL assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L93] RET assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L94] float_Array_0[0] = __VERIFIER_nondet_float() [L95] EXPR float_Array_0[0] [L95] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L95] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L95] EXPR float_Array_0[0] [L95] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L95] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L95] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L95] CALL assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L95] RET assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L96] float_Array_0[1] = __VERIFIER_nondet_float() [L97] EXPR float_Array_0[1] [L97] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L97] EXPR float_Array_0[1] [L97] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L97] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L98] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L99] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L99] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L99] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L100] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L100] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L100] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L101] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L102] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L102] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L102] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L103] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L103] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L103] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L104] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L104] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L104] RET assume_abort_if_not(unsigned_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L119] RET updateVariables() [L120] CALL step() [L55] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L55] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L55] COND FALSE !(! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) [L62] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L62] (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L64] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L64] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L64] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L64] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L64] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L64] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L64] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L64] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) [L71] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L71] (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) = (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) [L73] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L73] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) [L82] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L82] (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L120] RET step() [L121] CALL, EXPR property() [L111] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L111] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR (! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L111] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L111] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L111] EXPR (! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR ((! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR ((! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) [L111] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L111] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L111] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L111] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer) [L111] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L111] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) [L111] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L111] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L111] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR ((! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR (((! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) ? (((((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) > (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) ((((((3725801564u - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) > ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((3725801564u - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : 1) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111] EXPR (((! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) ? (((((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) > (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) ((((((3725801564u - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) > ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((3725801564u - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : 1) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L111-L112] return (((! (last_1_double_Array_0_0_ <= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((-1 < last_1_unsigned_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) ? (((((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) > (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) ((((((3725801564u - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) > ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)))) ? (((3725801564u - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) : 1) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, float_Array_0={6:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={6:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={6:4}, isInitial=1, last_1_double_Array_0_0_=1/5, last_1_unsigned_long_int_Array_0_0_=5, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0={9:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 6, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 681 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 681 mSDsluCounter, 2286 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1541 mSDsCounter, 75 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 360 IncrementalHoareTripleChecker+Invalid, 435 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 75 mSolverCounterUnsat, 745 mSDtfsCounter, 360 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=137occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 832 NumberOfCodeBlocks, 832 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 614 ConstructedInterpolants, 0 QuantifiedInterpolants, 2065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 410 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 1562/1584 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 [2024-11-23 22:50:15,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 7e00dcd419e8a9b77ed98cb15bc9279b70288748676607e35b7216cc476912ed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:50:18,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:50:18,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:50:18,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:50:18,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:50:18,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:50:18,959 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:50:18,960 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:50:18,964 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:50:18,965 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:50:18,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:50:18,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:50:18,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:50:18,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:50:18,968 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:50:18,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:50:18,969 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:50:18,970 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:18,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:18,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:50:18,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:50:18,971 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:50:18,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:50:18,972 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:50:18,972 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:50:18,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:50:18,972 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:50:18,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:50:18,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:50:18,973 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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 -> 7e00dcd419e8a9b77ed98cb15bc9279b70288748676607e35b7216cc476912ed [2024-11-23 22:50:19,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:50:19,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:50:19,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:50:19,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:50:19,369 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:50:19,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i [2024-11-23 22:50:22,487 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/b16afb44b/8d406690d50d476288e51bd45d4070fc/FLAG754ae1ac6 [2024-11-23 22:50:22,861 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:50:22,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i [2024-11-23 22:50:22,875 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/b16afb44b/8d406690d50d476288e51bd45d4070fc/FLAG754ae1ac6 [2024-11-23 22:50:22,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/data/b16afb44b/8d406690d50d476288e51bd45d4070fc [2024-11-23 22:50:22,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:50:22,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:50:22,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:22,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:50:22,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:50:22,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:22" (1/1) ... [2024-11-23 22:50:22,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114a2495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:22, skipping insertion in model container [2024-11-23 22:50:22,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:22" (1/1) ... [2024-11-23 22:50:22,946 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:50:23,131 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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i[916,929] [2024-11-23 22:50:23,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:23,249 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:50:23,260 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_0316b5f9-9d65-4482-bd1e-1205bb0f5647/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-7.i[916,929] [2024-11-23 22:50:23,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:23,322 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:50:23,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23 WrapperNode [2024-11-23 22:50:23,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:23,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:23,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:50:23,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:50:23,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,387 INFO L138 Inliner]: procedures = 39, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 493 [2024-11-23 22:50:23,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:23,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:50:23,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:50:23,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:50:23,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,406 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,434 INFO L175 MemorySlicer]: Split 122 memory accesses to 7 slices as follows [2, 18, 28, 22, 33, 8, 11]. 27 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 2, 2, 2, 2, 1, 1]. The 16 writes are split as follows [0, 2, 4, 2, 4, 3, 1]. [2024-11-23 22:50:23,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,481 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:50:23,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:50:23,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:50:23,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:50:23,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (1/1) ... [2024-11-23 22:50:23,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:23,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:23,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:50:23,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:50:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-23 22:50:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-23 22:50:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-23 22:50:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-23 22:50:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-23 22:50:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-23 22:50:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-23 22:50:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-23 22:50:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-23 22:50:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-23 22:50:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-23 22:50:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-23 22:50:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-23 22:50:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-23 22:50:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-23 22:50:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-23 22:50:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-23 22:50:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-23 22:50:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-23 22:50:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-23 22:50:23,628 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:50:23,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:50:23,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-23 22:50:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-23 22:50:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-23 22:50:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-23 22:50:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-23 22:50:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-23 22:50:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-23 22:50:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-23 22:50:23,979 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:50:23,981 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:50:26,597 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-11-23 22:50:26,598 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:50:26,611 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:50:26,611 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:50:26,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:26 BoogieIcfgContainer [2024-11-23 22:50:26,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:50:26,614 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:50:26,615 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:50:26,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:50:26,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:50:22" (1/3) ... [2024-11-23 22:50:26,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46715b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:26, skipping insertion in model container [2024-11-23 22:50:26,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:23" (2/3) ... [2024-11-23 22:50:26,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46715b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:50:26, skipping insertion in model container [2024-11-23 22:50:26,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:50:26" (3/3) ... [2024-11-23 22:50:26,624 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-7.i [2024-11-23 22:50:26,643 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:50:26,645 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-7.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:50:26,716 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:50:26,731 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;@19e6b638, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:50:26,731 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:50:26,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:26,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:26,749 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:26,750 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:26,750 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:26,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:26,757 INFO L85 PathProgramCache]: Analyzing trace with hash -147929321, now seen corresponding path program 1 times [2024-11-23 22:50:26,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:26,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [60699392] [2024-11-23 22:50:26,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:26,771 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 [2024-11-23 22:50:26,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:26,774 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:26,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:27,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:50:27,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:27,440 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-23 22:50:27,440 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:27,441 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:27,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [60699392] [2024-11-23 22:50:27,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [60699392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:27,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:27,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:50:27,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438947947] [2024-11-23 22:50:27,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:27,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:50:27,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:27,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:50:27,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:27,480 INFO L87 Difference]: Start difference. First operand has 100 states, 85 states have (on average 1.4705882352941178) internal successors, (125), 86 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:27,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:27,519 INFO L93 Difference]: Finished difference Result 193 states and 304 transitions. [2024-11-23 22:50:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:50:27,521 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2024-11-23 22:50:27,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:27,529 INFO L225 Difference]: With dead ends: 193 [2024-11-23 22:50:27,529 INFO L226 Difference]: Without dead ends: 96 [2024-11-23 22:50:27,533 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:50:27,536 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:27,537 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:27,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-23 22:50:27,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-23 22:50:27,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 82 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 138 transitions. [2024-11-23 22:50:27,602 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 138 transitions. Word has length 103 [2024-11-23 22:50:27,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:27,603 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 138 transitions. [2024-11-23 22:50:27,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2024-11-23 22:50:27,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:27,606 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:27,606 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:27,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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)] Ended with exit code 0 [2024-11-23 22:50:27,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:27,807 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:27,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:27,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1365420453, now seen corresponding path program 1 times [2024-11-23 22:50:27,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:27,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1226627696] [2024-11-23 22:50:27,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:27,810 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 [2024-11-23 22:50:27,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:27,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:27,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:28,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:50:28,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:28,438 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-23 22:50:28,438 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:28,438 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:28,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1226627696] [2024-11-23 22:50:28,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1226627696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:28,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:28,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:50:28,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927309876] [2024-11-23 22:50:28,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:28,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:50:28,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:28,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:50:28,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:50:28,445 INFO L87 Difference]: Start difference. First operand 96 states and 138 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:28,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:28,541 INFO L93 Difference]: Finished difference Result 191 states and 276 transitions. [2024-11-23 22:50:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:50:28,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2024-11-23 22:50:28,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:28,544 INFO L225 Difference]: With dead ends: 191 [2024-11-23 22:50:28,544 INFO L226 Difference]: Without dead ends: 98 [2024-11-23 22:50:28,545 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:50:28,546 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:28,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 397 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:50:28,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-23 22:50:28,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-23 22:50:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 140 transitions. [2024-11-23 22:50:28,573 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 140 transitions. Word has length 103 [2024-11-23 22:50:28,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:28,574 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 140 transitions. [2024-11-23 22:50:28,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2024-11-23 22:50:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:28,579 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:28,579 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:28,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 0 [2024-11-23 22:50:28,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:28,780 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:28,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:28,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1406095203, now seen corresponding path program 1 times [2024-11-23 22:50:28,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:28,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714226290] [2024-11-23 22:50:28,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:28,782 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 [2024-11-23 22:50:28,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:28,785 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:28,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:29,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 22:50:29,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:29,393 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:50:29,394 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:29,394 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:29,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714226290] [2024-11-23 22:50:29,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [714226290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:29,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:29,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:50:29,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538316440] [2024-11-23 22:50:29,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:29,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:50:29,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:29,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:50:29,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:29,397 INFO L87 Difference]: Start difference. First operand 98 states and 140 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:50:29,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:29,452 INFO L93 Difference]: Finished difference Result 194 states and 279 transitions. [2024-11-23 22:50:29,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:50:29,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2024-11-23 22:50:29,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:29,455 INFO L225 Difference]: With dead ends: 194 [2024-11-23 22:50:29,455 INFO L226 Difference]: Without dead ends: 99 [2024-11-23 22:50:29,456 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:29,469 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:29,469 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:50:29,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-23 22:50:29,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-23 22:50:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2024-11-23 22:50:29,488 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 103 [2024-11-23 22:50:29,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:29,488 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2024-11-23 22:50:29,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:50:29,489 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-23 22:50:29,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-23 22:50:29,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:29,493 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:29,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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)] Ended with exit code 0 [2024-11-23 22:50:29,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:29,694 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:29,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:29,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1877754843, now seen corresponding path program 1 times [2024-11-23 22:50:29,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:29,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [890414156] [2024-11-23 22:50:29,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:29,696 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 [2024-11-23 22:50:29,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:29,699 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:29,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:30,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:50:30,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:30,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 41 [2024-11-23 22:50:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:50:30,558 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:30,558 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:30,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [890414156] [2024-11-23 22:50:30,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [890414156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:30,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:30,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:50:30,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750085941] [2024-11-23 22:50:30,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:30,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:50:30,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:30,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:50:30,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:50:30,561 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:33,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:33,288 INFO L93 Difference]: Finished difference Result 196 states and 280 transitions. [2024-11-23 22:50:33,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:50:33,293 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2024-11-23 22:50:33,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:33,294 INFO L225 Difference]: With dead ends: 196 [2024-11-23 22:50:33,294 INFO L226 Difference]: Without dead ends: 100 [2024-11-23 22:50:33,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:50:33,296 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 112 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:33,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 420 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-23 22:50:33,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-23 22:50:33,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 99. [2024-11-23 22:50:33,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3647058823529412) internal successors, (116), 85 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:33,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 140 transitions. [2024-11-23 22:50:33,306 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 140 transitions. Word has length 103 [2024-11-23 22:50:33,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:33,306 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 140 transitions. [2024-11-23 22:50:33,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:33,307 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 140 transitions. [2024-11-23 22:50:33,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-23 22:50:33,308 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:33,308 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:33,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 0 [2024-11-23 22:50:33,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:33,509 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:33,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:33,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1650663585, now seen corresponding path program 1 times [2024-11-23 22:50:33,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:33,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931573755] [2024-11-23 22:50:33,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:33,511 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 [2024-11-23 22:50:33,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:33,513 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:33,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:34,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:50:34,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:34,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-23 22:50:34,379 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-23 22:50:34,379 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:50:34,379 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:34,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [931573755] [2024-11-23 22:50:34,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [931573755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:34,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:34,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:50:34,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011881180] [2024-11-23 22:50:34,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:34,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:50:34,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:34,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:50:34,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:50:34,382 INFO L87 Difference]: Start difference. First operand 99 states and 140 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:37,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:37,247 INFO L93 Difference]: Finished difference Result 195 states and 277 transitions. [2024-11-23 22:50:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:50:37,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 105 [2024-11-23 22:50:37,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:37,252 INFO L225 Difference]: With dead ends: 195 [2024-11-23 22:50:37,252 INFO L226 Difference]: Without dead ends: 99 [2024-11-23 22:50:37,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:50:37,253 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 104 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:37,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 415 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-23 22:50:37,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-23 22:50:37,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2024-11-23 22:50:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2024-11-23 22:50:37,263 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 105 [2024-11-23 22:50:37,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:37,263 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2024-11-23 22:50:37,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:50:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2024-11-23 22:50:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-23 22:50:37,265 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:37,266 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:37,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 0 [2024-11-23 22:50:37,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:37,466 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:37,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:37,467 INFO L85 PathProgramCache]: Analyzing trace with hash -299284775, now seen corresponding path program 1 times [2024-11-23 22:50:37,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:37,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135437828] [2024-11-23 22:50:37,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:37,468 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 [2024-11-23 22:50:37,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:37,475 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:37,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:37,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 22:50:37,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:38,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 40 [2024-11-23 22:50:38,429 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 24 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-23 22:50:38,430 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:50:38,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2024-11-23 22:50:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-11-23 22:50:38,824 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:38,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135437828] [2024-11-23 22:50:38,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135437828] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:50:38,824 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:50:38,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-23 22:50:38,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648569183] [2024-11-23 22:50:38,825 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:50:38,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-23 22:50:38,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:38,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-23 22:50:38,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-23 22:50:38,828 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-23 22:50:42,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:42,820 INFO L93 Difference]: Finished difference Result 204 states and 286 transitions. [2024-11-23 22:50:42,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-23 22:50:42,824 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 107 [2024-11-23 22:50:42,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:42,826 INFO L225 Difference]: With dead ends: 204 [2024-11-23 22:50:42,826 INFO L226 Difference]: Without dead ends: 99 [2024-11-23 22:50:42,827 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-23 22:50:42,828 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 103 mSDsluCounter, 619 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:42,828 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 720 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-23 22:50:42,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-23 22:50:42,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2024-11-23 22:50:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 83 states have internal predecessors, (111), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 22:50:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 135 transitions. [2024-11-23 22:50:42,838 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 135 transitions. Word has length 107 [2024-11-23 22:50:42,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:42,839 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 135 transitions. [2024-11-23 22:50:42,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.636363636363637) internal successors, (84), 12 states have internal predecessors, (84), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-23 22:50:42,839 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2024-11-23 22:50:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-23 22:50:42,841 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:42,841 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:42,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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)] Ended with exit code 0 [2024-11-23 22:50:43,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:43,042 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:43,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:43,042 INFO L85 PathProgramCache]: Analyzing trace with hash -733013861, now seen corresponding path program 1 times [2024-11-23 22:50:43,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:43,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [286824448] [2024-11-23 22:50:43,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:43,043 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 [2024-11-23 22:50:43,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:43,047 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:43,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (8)] Waiting until timeout for monitored process [2024-11-23 22:50:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:43,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-23 22:50:43,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:46,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2024-11-23 22:50:46,381 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:50:46,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 30 [2024-11-23 22:50:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:50:46,428 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:50:46,634 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:50:46,634 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:50:46,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [286824448] [2024-11-23 22:50:46,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [286824448] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:50:46,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:50:46,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-11-23 22:50:46,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521188818] [2024-11-23 22:50:46,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:46,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:50:46,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:50:46,636 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:50:46,636 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:50:46,637 INFO L87 Difference]: Start difference. First operand 97 states and 135 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:50:47,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:47,240 INFO L93 Difference]: Finished difference Result 228 states and 316 transitions. [2024-11-23 22:50:47,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:50:47,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 107 [2024-11-23 22:50:47,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:47,243 INFO L225 Difference]: With dead ends: 228 [2024-11-23 22:50:47,243 INFO L226 Difference]: Without dead ends: 134 [2024-11-23 22:50:47,244 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:50:47,244 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 107 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:47,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 548 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 22:50:47,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-11-23 22:50:47,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 133. [2024-11-23 22:50:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 111 states have (on average 1.2972972972972974) internal successors, (144), 112 states have internal predecessors, (144), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 22:50:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 182 transitions. [2024-11-23 22:50:47,276 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 182 transitions. Word has length 107 [2024-11-23 22:50:47,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:47,280 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 182 transitions. [2024-11-23 22:50:47,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:50:47,280 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 182 transitions. [2024-11-23 22:50:47,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-23 22:50:47,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:47,282 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:50:47,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (8)] Ended with exit code 0 [2024-11-23 22:50:47,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:50:47,482 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:50:47,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:47,483 INFO L85 PathProgramCache]: Analyzing trace with hash 544746388, now seen corresponding path program 1 times [2024-11-23 22:50:47,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:50:47,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606609046] [2024-11-23 22:50:47,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:47,483 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 [2024-11-23 22:50:47,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:50:47,485 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:50:47,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (9)] Waiting until timeout for monitored process [2024-11-23 22:50:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:52,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-23 22:50:52,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:50:52,438 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:50:52,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 24 [2024-11-23 22:51:24,988 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:51:24,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 73 [2024-11-23 22:51:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 5 proven. 159 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-23 22:51:33,762 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:52:49,683 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:52:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:52:49,874 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:52:49,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606609046] [2024-11-23 22:52:49,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606609046] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:52:49,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:52:49,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 19 [2024-11-23 22:52:49,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782821785] [2024-11-23 22:52:49,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:52:49,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:52:49,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:52:49,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:52:49,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=289, Unknown=0, NotChecked=0, Total=342 [2024-11-23 22:52:49,876 INFO L87 Difference]: Start difference. First operand 133 states and 182 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:52:53,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:52:55,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:52:57,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:00,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:03,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:06,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:09,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:11,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:15,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:18,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:20,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:23,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:25,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:29,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:30,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:32,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:36,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:38,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:00,203 WARN L286 SmtUtils]: Spent 6.41s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:54:01,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:03,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:05,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:07,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:09,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:11,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:14,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:16,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:20,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:22,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:26,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:27,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:28,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:31,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:34,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:35,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:38,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:42,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:44,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:48,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:50,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:53,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:56,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:58,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:00,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:02,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:04,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:05,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:06,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:08,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:10,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:13,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:16,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:17,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:17,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:18,000 INFO L93 Difference]: Finished difference Result 278 states and 384 transitions. [2024-11-23 22:55:18,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:55:18,020 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 109 [2024-11-23 22:55:18,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:18,023 INFO L225 Difference]: With dead ends: 278 [2024-11-23 22:55:18,023 INFO L226 Difference]: Without dead ends: 178 [2024-11-23 22:55:18,024 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 103.5s TimeCoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2024-11-23 22:55:18,024 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 57 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 126.7s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:18,025 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 487 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 2 Unknown, 0 Unchecked, 126.7s Time] [2024-11-23 22:55:18,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-23 22:55:18,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 150. [2024-11-23 22:55:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 128 states have (on average 1.328125) internal successors, (170), 129 states have internal predecessors, (170), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 22:55:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 208 transitions. [2024-11-23 22:55:18,052 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 208 transitions. Word has length 109 [2024-11-23 22:55:18,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:18,053 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 208 transitions. [2024-11-23 22:55:18,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:55:18,054 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2024-11-23 22:55:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-23 22:55:18,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:18,060 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:18,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (9)] Ended with exit code 0 [2024-11-23 22:55:18,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:55:18,261 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:18,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:18,261 INFO L85 PathProgramCache]: Analyzing trace with hash 2133121213, now seen corresponding path program 1 times [2024-11-23 22:55:18,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:55:18,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1147144534] [2024-11-23 22:55:18,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:18,262 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 [2024-11-23 22:55:18,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:55:18,264 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:55:18,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (10)] Waiting until timeout for monitored process [2024-11-23 22:55:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:18,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-23 22:55:18,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:21,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-23 22:55:21,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2024-11-23 22:55:22,069 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:55:22,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 30 [2024-11-23 22:55:22,165 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:55:22,165 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:22,515 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:55:22,516 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:55:22,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1147144534] [2024-11-23 22:55:22,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1147144534] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:55:22,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:55:22,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2024-11-23 22:55:22,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180124963] [2024-11-23 22:55:22,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:22,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:55:22,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:55:22,517 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:55:22,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:55:22,518 INFO L87 Difference]: Start difference. First operand 150 states and 208 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:55:23,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:23,769 INFO L93 Difference]: Finished difference Result 268 states and 372 transitions. [2024-11-23 22:55:23,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:55:23,770 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 110 [2024-11-23 22:55:23,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:23,771 INFO L225 Difference]: With dead ends: 268 [2024-11-23 22:55:23,772 INFO L226 Difference]: Without dead ends: 151 [2024-11-23 22:55:23,772 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-23 22:55:23,773 INFO L435 NwaCegarLoop]: 163 mSDtfsCounter, 103 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 704 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:23,773 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 704 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 22:55:23,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-23 22:55:23,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2024-11-23 22:55:23,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 126 states have (on average 1.3253968253968254) internal successors, (167), 127 states have internal predecessors, (167), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-23 22:55:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 205 transitions. [2024-11-23 22:55:23,786 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 205 transitions. Word has length 110 [2024-11-23 22:55:23,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:23,787 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 205 transitions. [2024-11-23 22:55:23,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:55:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 205 transitions. [2024-11-23 22:55:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-23 22:55:23,789 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:23,789 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:23,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (10)] Ended with exit code 0 [2024-11-23 22:55:23,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:55:23,990 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:23,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:23,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1066674295, now seen corresponding path program 1 times [2024-11-23 22:55:23,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:55:23,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1019862081] [2024-11-23 22:55:23,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:23,991 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 [2024-11-23 22:55:23,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:55:23,993 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:55:23,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (11)] Waiting until timeout for monitored process [2024-11-23 22:55:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:24,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-23 22:55:24,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:25,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-23 22:55:30,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2024-11-23 22:55:31,961 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:55:31,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 299 treesize of output 151 [2024-11-23 22:55:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-23 22:55:32,216 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:33,298 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:55:33,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1019862081] [2024-11-23 22:55:33,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1019862081] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:55:33,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1415129085] [2024-11-23 22:55:33,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:33,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:55:33,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:55:33,300 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:55:33,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-23 22:55:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:36,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-23 22:55:36,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:37,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-23 22:55:44,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2024-11-23 22:55:45,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 151 [2024-11-23 22:55:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-23 22:55:45,518 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:48,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1415129085] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:55:48,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:55:48,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2024-11-23 22:55:48,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638077406] [2024-11-23 22:55:48,346 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:55:48,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-23 22:55:48,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:55:48,347 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-23 22:55:48,347 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2024-11-23 22:55:48,348 INFO L87 Difference]: Start difference. First operand 148 states and 205 transitions. Second operand has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-23 22:56:03,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:56:03,696 INFO L93 Difference]: Finished difference Result 399 states and 550 transitions. [2024-11-23 22:56:03,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-23 22:56:03,699 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 110 [2024-11-23 22:56:03,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:56:03,701 INFO L225 Difference]: With dead ends: 399 [2024-11-23 22:56:03,701 INFO L226 Difference]: Without dead ends: 284 [2024-11-23 22:56:03,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=143, Invalid=613, Unknown=0, NotChecked=0, Total=756 [2024-11-23 22:56:03,705 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 526 mSDsluCounter, 908 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:56:03,706 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [526 Valid, 1021 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 13.6s Time] [2024-11-23 22:56:03,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-11-23 22:56:03,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 281. [2024-11-23 22:56:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 241 states have (on average 1.3236514522821576) internal successors, (319), 244 states have internal predecessors, (319), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 31 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-23 22:56:03,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 387 transitions. [2024-11-23 22:56:03,749 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 387 transitions. Word has length 110 [2024-11-23 22:56:03,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:56:03,751 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 387 transitions. [2024-11-23 22:56:03,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-23 22:56:03,752 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 387 transitions. [2024-11-23 22:56:03,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-23 22:56:03,754 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:56:03,755 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:56:03,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-23 22:56:03,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (11)] Forceful destruction successful, exit code 0 [2024-11-23 22:56:04,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:56:04,157 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:56:04,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:56:04,157 INFO L85 PathProgramCache]: Analyzing trace with hash 8836217, now seen corresponding path program 1 times [2024-11-23 22:56:04,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:56:04,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1076995353] [2024-11-23 22:56:04,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:04,158 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 [2024-11-23 22:56:04,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:56:04,160 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:56:04,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (13)] Waiting until timeout for monitored process [2024-11-23 22:56:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:04,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:56:04,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:04,783 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-23 22:56:04,783 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:56:04,783 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:56:04,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1076995353] [2024-11-23 22:56:04,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1076995353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:56:04,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:56:04,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:56:04,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144076493] [2024-11-23 22:56:04,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:56:04,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:56:04,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:56:04,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:56:04,789 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:56:04,790 INFO L87 Difference]: Start difference. First operand 281 states and 387 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:56:04,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:56:04,977 INFO L93 Difference]: Finished difference Result 527 states and 726 transitions. [2024-11-23 22:56:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:56:04,978 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 110 [2024-11-23 22:56:04,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:56:04,981 INFO L225 Difference]: With dead ends: 527 [2024-11-23 22:56:04,981 INFO L226 Difference]: Without dead ends: 281 [2024-11-23 22:56:04,982 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:56:04,982 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:56:04,983 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 385 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:56:04,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-23 22:56:05,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2024-11-23 22:56:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 241 states have (on average 1.3153526970954357) internal successors, (317), 244 states have internal predecessors, (317), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 31 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-23 22:56:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 385 transitions. [2024-11-23 22:56:05,022 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 385 transitions. Word has length 110 [2024-11-23 22:56:05,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:56:05,022 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 385 transitions. [2024-11-23 22:56:05,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 22:56:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 385 transitions. [2024-11-23 22:56:05,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-23 22:56:05,024 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:56:05,024 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:56:05,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (13)] Ended with exit code 0 [2024-11-23 22:56:05,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:56:05,228 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:56:05,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:56:05,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1108599506, now seen corresponding path program 1 times [2024-11-23 22:56:05,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:56:05,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [525060355] [2024-11-23 22:56:05,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:05,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:56:05,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:56:05,232 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:56:05,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (14)] Waiting until timeout for monitored process [2024-11-23 22:56:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:05,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-23 22:56:05,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:05,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-23 22:56:06,127 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:56:06,128 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:56:06,128 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:56:06,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [525060355] [2024-11-23 22:56:06,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [525060355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:56:06,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:56:06,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-23 22:56:06,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077925054] [2024-11-23 22:56:06,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:56:06,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 22:56:06,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:56:06,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 22:56:06,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:56:06,130 INFO L87 Difference]: Start difference. First operand 281 states and 385 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:56:08,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:56:08,469 INFO L93 Difference]: Finished difference Result 428 states and 574 transitions. [2024-11-23 22:56:08,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:56:08,470 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 112 [2024-11-23 22:56:08,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:56:08,473 INFO L225 Difference]: With dead ends: 428 [2024-11-23 22:56:08,473 INFO L226 Difference]: Without dead ends: 426 [2024-11-23 22:56:08,474 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:56:08,475 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 82 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:56:08,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 935 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-23 22:56:08,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2024-11-23 22:56:08,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 326. [2024-11-23 22:56:08,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 286 states have (on average 1.3146853146853146) internal successors, (376), 289 states have internal predecessors, (376), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 31 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-23 22:56:08,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 444 transitions. [2024-11-23 22:56:08,523 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 444 transitions. Word has length 112 [2024-11-23 22:56:08,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:56:08,523 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 444 transitions. [2024-11-23 22:56:08,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:56:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 444 transitions. [2024-11-23 22:56:08,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-23 22:56:08,525 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:56:08,526 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:56:08,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (14)] Forceful destruction successful, exit code 0 [2024-11-23 22:56:08,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:56:08,726 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:56:08,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:56:08,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1244361595, now seen corresponding path program 1 times [2024-11-23 22:56:08,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:56:08,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856284160] [2024-11-23 22:56:08,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:08,728 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 [2024-11-23 22:56:08,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:56:08,730 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:56:08,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (15)] Waiting until timeout for monitored process [2024-11-23 22:56:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:09,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:56:09,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-23 22:56:09,534 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:56:09,534 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:56:09,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856284160] [2024-11-23 22:56:09,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856284160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:56:09,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:56:09,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:56:09,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849071322] [2024-11-23 22:56:09,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:56:09,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:56:09,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:56:09,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:56:09,536 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:56:09,536 INFO L87 Difference]: Start difference. First operand 326 states and 444 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-23 22:56:09,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:56:09,934 INFO L93 Difference]: Finished difference Result 628 states and 853 transitions. [2024-11-23 22:56:09,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:56:09,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 112 [2024-11-23 22:56:09,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:56:09,937 INFO L225 Difference]: With dead ends: 628 [2024-11-23 22:56:09,938 INFO L226 Difference]: Without dead ends: 334 [2024-11-23 22:56:09,938 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:56:09,939 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 1 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 556 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:56:09,940 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 556 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:56:09,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2024-11-23 22:56:09,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 326. [2024-11-23 22:56:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 286 states have (on average 1.3076923076923077) internal successors, (374), 289 states have internal predecessors, (374), 34 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 31 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-23 22:56:09,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 442 transitions. [2024-11-23 22:56:09,978 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 442 transitions. Word has length 112 [2024-11-23 22:56:09,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:56:09,978 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 442 transitions. [2024-11-23 22:56:09,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-23 22:56:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 442 transitions. [2024-11-23 22:56:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-23 22:56:09,981 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:56:09,981 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:56:09,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (15)] Ended with exit code 0 [2024-11-23 22:56:10,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:56:10,182 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:56:10,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:56:10,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1908103235, now seen corresponding path program 1 times [2024-11-23 22:56:10,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:56:10,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171824693] [2024-11-23 22:56:10,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:10,183 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 [2024-11-23 22:56:10,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:56:10,185 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:56:10,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (16)] Waiting until timeout for monitored process [2024-11-23 22:56:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:11,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-23 22:56:11,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:16,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 90 [2024-11-23 22:56:17,215 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:56:17,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 308 treesize of output 132 [2024-11-23 22:56:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 7 proven. 149 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-23 22:56:17,489 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:56:18,568 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:56:18,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171824693] [2024-11-23 22:56:18,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171824693] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:56:18,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1442468847] [2024-11-23 22:56:18,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:18,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:56:18,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:56:18,571 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:56:18,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-23 22:56:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:21,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-23 22:56:21,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:23,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-23 22:56:39,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 98 [2024-11-23 22:56:40,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 81 [2024-11-23 22:56:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 7 proven. 149 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-23 22:56:40,709 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:56:41,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1442468847] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:56:41,694 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:56:41,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 23 [2024-11-23 22:56:41,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766743578] [2024-11-23 22:56:41,694 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:56:41,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-23 22:56:41,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:56:41,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-23 22:56:41,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=597, Unknown=1, NotChecked=0, Total=702 [2024-11-23 22:56:41,696 INFO L87 Difference]: Start difference. First operand 326 states and 442 transitions. Second operand has 24 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 21 states have internal predecessors, (115), 6 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 4 states have call predecessors, (24), 6 states have call successors, (24) [2024-11-23 22:57:06,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:06,036 INFO L93 Difference]: Finished difference Result 627 states and 841 transitions. [2024-11-23 22:57:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-23 22:57:06,038 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 21 states have internal predecessors, (115), 6 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 4 states have call predecessors, (24), 6 states have call successors, (24) Word has length 112 [2024-11-23 22:57:06,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:06,040 INFO L225 Difference]: With dead ends: 627 [2024-11-23 22:57:06,040 INFO L226 Difference]: Without dead ends: 351 [2024-11-23 22:57:06,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 239 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 408 ImplicationChecksByTransitivity, 16.7s TimeCoverageRelationStatistics Valid=366, Invalid=1525, Unknown=1, NotChecked=0, Total=1892 [2024-11-23 22:57:06,043 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 336 mSDsluCounter, 1833 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 2004 SdHoareTripleChecker+Invalid, 1628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:06,043 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 2004 Invalid, 1628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 20.4s Time] [2024-11-23 22:57:06,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2024-11-23 22:57:06,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 239. [2024-11-23 22:57:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 201 states have (on average 1.2487562189054726) internal successors, (251), 204 states have internal predecessors, (251), 30 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (30), 27 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:57:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 311 transitions. [2024-11-23 22:57:06,095 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 311 transitions. Word has length 112 [2024-11-23 22:57:06,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:06,096 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 311 transitions. [2024-11-23 22:57:06,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 21 states have internal predecessors, (115), 6 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 4 states have call predecessors, (24), 6 states have call successors, (24) [2024-11-23 22:57:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 311 transitions. [2024-11-23 22:57:06,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-23 22:57:06,098 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:06,098 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:06,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-23 22:57:06,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (16)] Ended with exit code 0 [2024-11-23 22:57:06,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:06,499 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:06,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:06,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1279673651, now seen corresponding path program 1 times [2024-11-23 22:57:06,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:06,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766237513] [2024-11-23 22:57:06,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:06,501 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 [2024-11-23 22:57:06,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:06,506 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:06,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (18)] Waiting until timeout for monitored process [2024-11-23 22:57:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:07,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:57:07,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:07,426 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:57:07,427 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:07,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1766237513] [2024-11-23 22:57:07,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1766237513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:57:07,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:57:07,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:57:07,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399321498] [2024-11-23 22:57:07,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:07,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:07,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:07,428 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:07,428 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:57:07,428 INFO L87 Difference]: Start difference. First operand 239 states and 311 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:07,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:07,858 INFO L93 Difference]: Finished difference Result 510 states and 673 transitions. [2024-11-23 22:57:07,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:57:07,860 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2024-11-23 22:57:07,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:07,862 INFO L225 Difference]: With dead ends: 510 [2024-11-23 22:57:07,862 INFO L226 Difference]: Without dead ends: 325 [2024-11-23 22:57:07,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:57:07,864 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 57 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:07,864 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 466 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 22:57:07,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2024-11-23 22:57:07,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 285. [2024-11-23 22:57:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 247 states have (on average 1.2834008097165992) internal successors, (317), 250 states have internal predecessors, (317), 30 states have call successors, (30), 7 states have call predecessors, (30), 7 states have return successors, (30), 27 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-23 22:57:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 377 transitions. [2024-11-23 22:57:07,919 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 377 transitions. Word has length 113 [2024-11-23 22:57:07,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:07,920 INFO L471 AbstractCegarLoop]: Abstraction has 285 states and 377 transitions. [2024-11-23 22:57:07,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:07,920 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 377 transitions. [2024-11-23 22:57:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-23 22:57:07,924 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:07,924 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:07,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (18)] Ended with exit code 0 [2024-11-23 22:57:08,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:08,125 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:08,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:08,126 INFO L85 PathProgramCache]: Analyzing trace with hash -992642291, now seen corresponding path program 1 times [2024-11-23 22:57:08,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:08,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1172989550] [2024-11-23 22:57:08,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:08,127 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 [2024-11-23 22:57:08,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:08,130 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:08,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (19)] Waiting until timeout for monitored process [2024-11-23 22:57:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:08,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-23 22:57:08,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-23 22:57:11,493 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:57:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:12,635 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:12,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1172989550] [2024-11-23 22:57:12,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1172989550] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:57:12,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:57:12,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2024-11-23 22:57:12,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854331575] [2024-11-23 22:57:12,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:12,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:12,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:12,636 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:12,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-23 22:57:12,637 INFO L87 Difference]: Start difference. First operand 285 states and 377 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:16,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:16,000 INFO L93 Difference]: Finished difference Result 669 states and 874 transitions. [2024-11-23 22:57:16,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:57:16,006 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2024-11-23 22:57:16,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:16,009 INFO L225 Difference]: With dead ends: 669 [2024-11-23 22:57:16,009 INFO L226 Difference]: Without dead ends: 438 [2024-11-23 22:57:16,010 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:57:16,011 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 176 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:16,011 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 333 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-23 22:57:16,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2024-11-23 22:57:16,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 298. [2024-11-23 22:57:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 268 states have (on average 1.3059701492537314) internal successors, (350), 270 states have internal predecessors, (350), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:57:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 394 transitions. [2024-11-23 22:57:16,056 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 394 transitions. Word has length 113 [2024-11-23 22:57:16,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:16,057 INFO L471 AbstractCegarLoop]: Abstraction has 298 states and 394 transitions. [2024-11-23 22:57:16,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:16,057 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 394 transitions. [2024-11-23 22:57:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-23 22:57:16,067 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:16,067 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:16,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (19)] Forceful destruction successful, exit code 0 [2024-11-23 22:57:16,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:16,268 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:16,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:16,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1250807729, now seen corresponding path program 1 times [2024-11-23 22:57:16,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:16,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1940762941] [2024-11-23 22:57:16,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:16,269 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 [2024-11-23 22:57:16,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:16,271 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:16,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (20)] Waiting until timeout for monitored process [2024-11-23 22:57:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:16,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:57:16,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:17,016 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:17,016 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:57:17,016 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:17,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1940762941] [2024-11-23 22:57:17,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1940762941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:57:17,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:57:17,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:57:17,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661091696] [2024-11-23 22:57:17,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:17,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:17,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:17,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:17,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:57:17,018 INFO L87 Difference]: Start difference. First operand 298 states and 394 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:17,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:17,393 INFO L93 Difference]: Finished difference Result 593 states and 784 transitions. [2024-11-23 22:57:17,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:57:17,394 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2024-11-23 22:57:17,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:17,396 INFO L225 Difference]: With dead ends: 593 [2024-11-23 22:57:17,397 INFO L226 Difference]: Without dead ends: 338 [2024-11-23 22:57:17,397 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:57:17,398 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 57 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:17,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 482 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:57:17,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-11-23 22:57:17,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 298. [2024-11-23 22:57:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 268 states have (on average 1.291044776119403) internal successors, (346), 270 states have internal predecessors, (346), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:57:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 390 transitions. [2024-11-23 22:57:17,441 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 390 transitions. Word has length 113 [2024-11-23 22:57:17,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:17,442 INFO L471 AbstractCegarLoop]: Abstraction has 298 states and 390 transitions. [2024-11-23 22:57:17,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 390 transitions. [2024-11-23 22:57:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-23 22:57:17,443 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:17,444 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:17,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (20)] Forceful destruction successful, exit code 0 [2024-11-23 22:57:17,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:17,644 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:17,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:17,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1787865556, now seen corresponding path program 1 times [2024-11-23 22:57:17,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:17,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75298123] [2024-11-23 22:57:17,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:17,646 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 [2024-11-23 22:57:17,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:17,648 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:17,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (21)] Waiting until timeout for monitored process [2024-11-23 22:57:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:18,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:57:18,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:18,386 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:57:18,386 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:18,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [75298123] [2024-11-23 22:57:18,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [75298123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:57:18,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:57:18,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:57:18,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047117803] [2024-11-23 22:57:18,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:18,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:18,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:18,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:18,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:57:18,388 INFO L87 Difference]: Start difference. First operand 298 states and 390 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:18,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:18,718 INFO L93 Difference]: Finished difference Result 535 states and 697 transitions. [2024-11-23 22:57:18,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:57:18,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 114 [2024-11-23 22:57:18,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:18,721 INFO L225 Difference]: With dead ends: 535 [2024-11-23 22:57:18,721 INFO L226 Difference]: Without dead ends: 280 [2024-11-23 22:57:18,721 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:57:18,722 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 50 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:18,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 493 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:57:18,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-23 22:57:18,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 249. [2024-11-23 22:57:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 219 states have (on average 1.2511415525114156) internal successors, (274), 221 states have internal predecessors, (274), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:57:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 318 transitions. [2024-11-23 22:57:18,764 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 318 transitions. Word has length 114 [2024-11-23 22:57:18,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:18,764 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 318 transitions. [2024-11-23 22:57:18,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 318 transitions. [2024-11-23 22:57:18,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 22:57:18,766 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:18,766 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:18,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (21)] Ended with exit code 0 [2024-11-23 22:57:18,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:18,967 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:18,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:18,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1760590215, now seen corresponding path program 1 times [2024-11-23 22:57:18,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:18,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [211773242] [2024-11-23 22:57:18,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:18,968 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 [2024-11-23 22:57:18,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:18,970 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:18,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (22)] Waiting until timeout for monitored process [2024-11-23 22:57:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:19,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:57:19,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:19,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-23 22:57:19,717 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:19,717 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:57:19,717 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:19,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [211773242] [2024-11-23 22:57:19,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [211773242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:57:19,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:57:19,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:57:19,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377824620] [2024-11-23 22:57:19,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:19,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:19,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:19,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:19,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:57:19,719 INFO L87 Difference]: Start difference. First operand 249 states and 318 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:22,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:22,262 INFO L93 Difference]: Finished difference Result 486 states and 621 transitions. [2024-11-23 22:57:22,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:57:22,263 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-11-23 22:57:22,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:22,264 INFO L225 Difference]: With dead ends: 486 [2024-11-23 22:57:22,264 INFO L226 Difference]: Without dead ends: 280 [2024-11-23 22:57:22,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:57:22,266 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 58 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:22,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 568 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-23 22:57:22,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-23 22:57:22,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 249. [2024-11-23 22:57:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 219 states have (on average 1.2420091324200913) internal successors, (272), 221 states have internal predecessors, (272), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:57:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 316 transitions. [2024-11-23 22:57:22,305 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 316 transitions. Word has length 115 [2024-11-23 22:57:22,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:22,306 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 316 transitions. [2024-11-23 22:57:22,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:22,306 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 316 transitions. [2024-11-23 22:57:22,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 22:57:22,307 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:22,307 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:22,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (22)] Ended with exit code 0 [2024-11-23 22:57:22,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:22,508 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:22,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:22,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1206021804, now seen corresponding path program 1 times [2024-11-23 22:57:22,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:22,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1080401331] [2024-11-23 22:57:22,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:22,509 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:57:22,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:22,515 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:22,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (23)] Waiting until timeout for monitored process [2024-11-23 22:57:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:23,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:57:23,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:23,324 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:23,325 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:57:23,325 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:23,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1080401331] [2024-11-23 22:57:23,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1080401331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:57:23,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:57:23,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:57:23,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365747504] [2024-11-23 22:57:23,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:23,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:23,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:23,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:23,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:57:23,327 INFO L87 Difference]: Start difference. First operand 249 states and 316 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:23,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:23,629 INFO L93 Difference]: Finished difference Result 476 states and 603 transitions. [2024-11-23 22:57:23,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:57:23,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-11-23 22:57:23,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:23,632 INFO L225 Difference]: With dead ends: 476 [2024-11-23 22:57:23,632 INFO L226 Difference]: Without dead ends: 270 [2024-11-23 22:57:23,633 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:57:23,633 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 26 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:23,634 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 473 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:57:23,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-11-23 22:57:23,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 258. [2024-11-23 22:57:23,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 228 states have (on average 1.236842105263158) internal successors, (282), 230 states have internal predecessors, (282), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:57:23,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2024-11-23 22:57:23,672 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 115 [2024-11-23 22:57:23,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:23,673 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2024-11-23 22:57:23,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:23,673 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2024-11-23 22:57:23,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 22:57:23,674 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:23,674 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:23,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (23)] Ended with exit code 0 [2024-11-23 22:57:23,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:23,875 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:23,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:23,876 INFO L85 PathProgramCache]: Analyzing trace with hash -2028491003, now seen corresponding path program 1 times [2024-11-23 22:57:23,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:23,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165874243] [2024-11-23 22:57:23,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:23,876 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 [2024-11-23 22:57:23,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:23,878 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:23,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (24)] Waiting until timeout for monitored process [2024-11-23 22:57:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:24,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:57:24,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:57:24,598 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:57:24,598 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:24,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165874243] [2024-11-23 22:57:24,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165874243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:57:24,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:57:24,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:57:24,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814897941] [2024-11-23 22:57:24,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:57:24,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:57:24,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:24,600 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:57:24,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:57:24,600 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:24,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:24,940 INFO L93 Difference]: Finished difference Result 487 states and 616 transitions. [2024-11-23 22:57:24,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:57:24,941 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-11-23 22:57:24,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:24,943 INFO L225 Difference]: With dead ends: 487 [2024-11-23 22:57:24,943 INFO L226 Difference]: Without dead ends: 272 [2024-11-23 22:57:24,943 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:57:24,945 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 35 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:24,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 465 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:57:24,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-11-23 22:57:24,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 260. [2024-11-23 22:57:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 230 states have (on average 1.2173913043478262) internal successors, (280), 232 states have internal predecessors, (280), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:57:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 324 transitions. [2024-11-23 22:57:25,000 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 324 transitions. Word has length 115 [2024-11-23 22:57:25,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:25,001 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 324 transitions. [2024-11-23 22:57:25,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:57:25,001 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 324 transitions. [2024-11-23 22:57:25,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 22:57:25,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:25,003 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:25,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (24)] Forceful destruction successful, exit code 0 [2024-11-23 22:57:25,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:57:25,205 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:25,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:25,205 INFO L85 PathProgramCache]: Analyzing trace with hash -240115899, now seen corresponding path program 1 times [2024-11-23 22:57:25,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:25,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158538427] [2024-11-23 22:57:25,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:25,206 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 [2024-11-23 22:57:25,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:25,208 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:25,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (25)] Waiting until timeout for monitored process [2024-11-23 22:57:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:25,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-23 22:57:25,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:30,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 92 [2024-11-23 22:57:31,986 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:57:31,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 310 treesize of output 134 [2024-11-23 22:57:32,291 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-23 22:57:32,291 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:57:33,804 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:57:33,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158538427] [2024-11-23 22:57:33,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158538427] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:57:33,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1712387607] [2024-11-23 22:57:33,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:33,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:57:33,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:57:33,807 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:57:33,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-23 22:57:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:57:36,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-23 22:57:36,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:57:38,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2024-11-23 22:57:42,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 92 [2024-11-23 22:57:44,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 134 [2024-11-23 22:57:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-23 22:57:44,202 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:57:45,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1712387607] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:57:45,238 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:57:45,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2024-11-23 22:57:45,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94218134] [2024-11-23 22:57:45,239 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:57:45,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-23 22:57:45,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:57:45,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-23 22:57:45,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2024-11-23 22:57:45,240 INFO L87 Difference]: Start difference. First operand 260 states and 324 transitions. Second operand has 18 states, 18 states have (on average 6.333333333333333) internal successors, (114), 17 states have internal predecessors, (114), 4 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-23 22:57:59,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:57:59,134 INFO L93 Difference]: Finished difference Result 645 states and 810 transitions. [2024-11-23 22:57:59,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-23 22:57:59,138 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 6.333333333333333) internal successors, (114), 17 states have internal predecessors, (114), 4 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 115 [2024-11-23 22:57:59,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:57:59,140 INFO L225 Difference]: With dead ends: 645 [2024-11-23 22:57:59,140 INFO L226 Difference]: Without dead ends: 428 [2024-11-23 22:57:59,141 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=162, Invalid=768, Unknown=0, NotChecked=0, Total=930 [2024-11-23 22:57:59,143 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 425 mSDsluCounter, 899 mSDsCounter, 0 mSdLazyCounter, 692 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:57:59,143 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 1010 Invalid, 751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 692 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2024-11-23 22:57:59,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-11-23 22:57:59,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 359. [2024-11-23 22:57:59,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 323 states have (on average 1.2445820433436532) internal successors, (402), 324 states have internal predecessors, (402), 27 states have call successors, (27), 8 states have call predecessors, (27), 8 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-23 22:57:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 456 transitions. [2024-11-23 22:57:59,207 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 456 transitions. Word has length 115 [2024-11-23 22:57:59,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:57:59,207 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 456 transitions. [2024-11-23 22:57:59,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.333333333333333) internal successors, (114), 17 states have internal predecessors, (114), 4 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-23 22:57:59,208 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 456 transitions. [2024-11-23 22:57:59,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-23 22:57:59,210 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:57:59,210 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:57:59,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (25)] Ended with exit code 0 [2024-11-23 22:57:59,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-23 22:57:59,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:57:59,611 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:57:59,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:57:59,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1546764890, now seen corresponding path program 1 times [2024-11-23 22:57:59,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:57:59,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1978190054] [2024-11-23 22:57:59,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:57:59,612 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 [2024-11-23 22:57:59,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:57:59,614 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:57:59,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (27)] Waiting until timeout for monitored process [2024-11-23 22:58:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:00,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:58:00,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:58:00,408 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:58:00,408 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:58:00,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1978190054] [2024-11-23 22:58:00,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1978190054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:58:00,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:58:00,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:58:00,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757879971] [2024-11-23 22:58:00,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:58:00,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:58:00,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:58:00,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:58:00,410 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:58:00,410 INFO L87 Difference]: Start difference. First operand 359 states and 456 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:58:00,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:58:00,776 INFO L93 Difference]: Finished difference Result 687 states and 872 transitions. [2024-11-23 22:58:00,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:58:00,777 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 116 [2024-11-23 22:58:00,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:58:00,779 INFO L225 Difference]: With dead ends: 687 [2024-11-23 22:58:00,779 INFO L226 Difference]: Without dead ends: 371 [2024-11-23 22:58:00,779 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:58:00,780 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 50 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:58:00,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 493 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:58:00,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2024-11-23 22:58:00,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 359. [2024-11-23 22:58:00,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 323 states have (on average 1.2198142414860682) internal successors, (394), 324 states have internal predecessors, (394), 27 states have call successors, (27), 8 states have call predecessors, (27), 8 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-23 22:58:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 448 transitions. [2024-11-23 22:58:00,838 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 448 transitions. Word has length 116 [2024-11-23 22:58:00,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:58:00,838 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 448 transitions. [2024-11-23 22:58:00,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:58:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 448 transitions. [2024-11-23 22:58:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-23 22:58:00,840 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:58:00,840 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:58:00,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (27)] Ended with exit code 0 [2024-11-23 22:58:01,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:58:01,041 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:58:01,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:58:01,042 INFO L85 PathProgramCache]: Analyzing trace with hash 2146057151, now seen corresponding path program 1 times [2024-11-23 22:58:01,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:58:01,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2123904157] [2024-11-23 22:58:01,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:01,042 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 [2024-11-23 22:58:01,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:58:01,044 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:58:01,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (28)] Waiting until timeout for monitored process [2024-11-23 22:58:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:01,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-23 22:58:01,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:07,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 90 [2024-11-23 22:58:08,162 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-23 22:58:08,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 308 treesize of output 132 [2024-11-23 22:58:08,498 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 7 proven. 149 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-23 22:58:08,499 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:58:10,125 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:58:10,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2123904157] [2024-11-23 22:58:10,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2123904157] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:58:10,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [282887897] [2024-11-23 22:58:10,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:10,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:58:10,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:58:10,128 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:58:10,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-23 22:58:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:13,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-23 22:58:13,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:14,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-23 22:58:30,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 98 [2024-11-23 22:58:32,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 81 [2024-11-23 22:58:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 7 proven. 149 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-23 22:58:32,484 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:58:33,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [282887897] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:58:33,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:58:33,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 24 [2024-11-23 22:58:33,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924833022] [2024-11-23 22:58:33,502 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:58:33,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-23 22:58:33,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:58:33,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-23 22:58:33,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=702, Unknown=1, NotChecked=0, Total=812 [2024-11-23 22:58:33,504 INFO L87 Difference]: Start difference. First operand 359 states and 448 transitions. Second operand has 25 states, 23 states have (on average 5.391304347826087) internal successors, (124), 22 states have internal predecessors, (124), 6 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 4 states have call predecessors, (24), 6 states have call successors, (24) [2024-11-23 22:58:55,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:58:55,191 INFO L93 Difference]: Finished difference Result 735 states and 914 transitions. [2024-11-23 22:58:55,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-23 22:58:55,193 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 5.391304347826087) internal successors, (124), 22 states have internal predecessors, (124), 6 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 4 states have call predecessors, (24), 6 states have call successors, (24) Word has length 117 [2024-11-23 22:58:55,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:58:55,195 INFO L225 Difference]: With dead ends: 735 [2024-11-23 22:58:55,195 INFO L226 Difference]: Without dead ends: 419 [2024-11-23 22:58:55,197 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 257 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=389, Invalid=1772, Unknown=1, NotChecked=0, Total=2162 [2024-11-23 22:58:55,197 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 482 mSDsluCounter, 1396 mSDsCounter, 0 mSdLazyCounter, 1397 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 1471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:58:55,198 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 1505 Invalid, 1471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1397 Invalid, 0 Unknown, 0 Unchecked, 17.3s Time] [2024-11-23 22:58:55,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2024-11-23 22:58:55,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 251. [2024-11-23 22:58:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 221 states have (on average 1.1945701357466063) internal successors, (264), 223 states have internal predecessors, (264), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:58:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 308 transitions. [2024-11-23 22:58:55,246 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 308 transitions. Word has length 117 [2024-11-23 22:58:55,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:58:55,247 INFO L471 AbstractCegarLoop]: Abstraction has 251 states and 308 transitions. [2024-11-23 22:58:55,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 5.391304347826087) internal successors, (124), 22 states have internal predecessors, (124), 6 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 4 states have call predecessors, (24), 6 states have call successors, (24) [2024-11-23 22:58:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 308 transitions. [2024-11-23 22:58:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-23 22:58:55,249 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:58:55,249 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:58:55,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (28)] Ended with exit code 0 [2024-11-23 22:58:55,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-23 22:58:55,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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=3,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:58:55,651 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:58:55,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:58:55,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1173035546, now seen corresponding path program 1 times [2024-11-23 22:58:55,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:58:55,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235664202] [2024-11-23 22:58:55,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:55,652 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 [2024-11-23 22:58:55,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:58:55,656 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:58:55,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (30)] Waiting until timeout for monitored process [2024-11-23 22:58:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:56,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:58:56,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:56,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-23 22:58:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:58:56,579 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:58:56,579 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:58:56,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [235664202] [2024-11-23 22:58:56,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [235664202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:58:56,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:58:56,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:58:56,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368478237] [2024-11-23 22:58:56,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:58:56,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:58:56,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:58:56,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:58:56,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:58:56,581 INFO L87 Difference]: Start difference. First operand 251 states and 308 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:58:58,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:58:58,660 INFO L93 Difference]: Finished difference Result 462 states and 567 transitions. [2024-11-23 22:58:58,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:58:58,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 119 [2024-11-23 22:58:58,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:58:58,662 INFO L225 Difference]: With dead ends: 462 [2024-11-23 22:58:58,662 INFO L226 Difference]: Without dead ends: 254 [2024-11-23 22:58:58,663 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:58:58,663 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 39 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:58:58,664 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 486 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-23 22:58:58,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2024-11-23 22:58:58,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 233. [2024-11-23 22:58:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 203 states have (on average 1.187192118226601) internal successors, (241), 205 states have internal predecessors, (241), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:58:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 285 transitions. [2024-11-23 22:58:58,710 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 285 transitions. Word has length 119 [2024-11-23 22:58:58,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:58:58,711 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 285 transitions. [2024-11-23 22:58:58,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:58:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 285 transitions. [2024-11-23 22:58:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-23 22:58:58,712 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:58:58,712 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:58:58,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (30)] Ended with exit code 0 [2024-11-23 22:58:58,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:58:58,913 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:58:58,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:58:58,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1243429440, now seen corresponding path program 1 times [2024-11-23 22:58:58,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:58:58,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1931927078] [2024-11-23 22:58:58,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:58,914 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 [2024-11-23 22:58:58,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:58:58,919 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:58:58,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (31)] Waiting until timeout for monitored process [2024-11-23 22:58:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:59,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:58:59,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:58:59,655 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:58:59,655 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:58:59,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1931927078] [2024-11-23 22:58:59,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1931927078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:58:59,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:58:59,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-23 22:58:59,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315954689] [2024-11-23 22:58:59,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:58:59,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 22:58:59,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:58:59,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 22:58:59,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:58:59,657 INFO L87 Difference]: Start difference. First operand 233 states and 285 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:58:59,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:58:59,864 INFO L93 Difference]: Finished difference Result 240 states and 292 transitions. [2024-11-23 22:58:59,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:58:59,865 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 122 [2024-11-23 22:58:59,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:58:59,867 INFO L225 Difference]: With dead ends: 240 [2024-11-23 22:58:59,867 INFO L226 Difference]: Without dead ends: 238 [2024-11-23 22:58:59,867 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:58:59,868 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:58:59,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 757 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:58:59,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-23 22:58:59,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 234. [2024-11-23 22:58:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 204 states have (on average 1.1862745098039216) internal successors, (242), 206 states have internal predecessors, (242), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 22:58:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 286 transitions. [2024-11-23 22:58:59,915 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 286 transitions. Word has length 122 [2024-11-23 22:58:59,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:58:59,916 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 286 transitions. [2024-11-23 22:58:59,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:58:59,916 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 286 transitions. [2024-11-23 22:58:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-23 22:58:59,917 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:58:59,917 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:58:59,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (31)] Forceful destruction successful, exit code 0 [2024-11-23 22:59:00,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:59:00,118 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:00,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:00,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1653283375, now seen corresponding path program 1 times [2024-11-23 22:59:00,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:00,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1479756726] [2024-11-23 22:59:00,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:00,119 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 [2024-11-23 22:59:00,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:00,121 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:59:00,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (32)] Waiting until timeout for monitored process [2024-11-23 22:59:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:01,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 22:59:01,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:18,032 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:59:18,032 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:59:18,032 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:18,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1479756726] [2024-11-23 22:59:18,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1479756726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:59:18,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:59:18,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 22:59:18,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488578022] [2024-11-23 22:59:18,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:59:18,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:59:18,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:18,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:59:18,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:59:18,034 INFO L87 Difference]: Start difference. First operand 234 states and 286 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:26,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:59:48,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:48,355 INFO L93 Difference]: Finished difference Result 471 states and 575 transitions. [2024-11-23 22:59:48,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 22:59:48,362 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-23 22:59:48,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:48,363 INFO L225 Difference]: With dead ends: 471 [2024-11-23 22:59:48,363 INFO L226 Difference]: Without dead ends: 280 [2024-11-23 22:59:48,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:59:48,364 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 47 mSDsluCounter, 479 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:48,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 629 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 30.3s Time] [2024-11-23 22:59:48,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-23 22:59:48,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 216. [2024-11-23 22:59:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 195 states have (on average 1.205128205128205) internal successors, (235), 196 states have internal predecessors, (235), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:59:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 265 transitions. [2024-11-23 22:59:48,393 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 265 transitions. Word has length 126 [2024-11-23 22:59:48,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:48,393 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 265 transitions. [2024-11-23 22:59:48,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:48,394 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 265 transitions. [2024-11-23 22:59:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-23 22:59:48,395 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:48,395 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:48,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (32)] Ended with exit code 0 [2024-11-23 22:59:48,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:59:48,596 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:48,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:48,597 INFO L85 PathProgramCache]: Analyzing trace with hash -718455887, now seen corresponding path program 1 times [2024-11-23 22:59:48,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:48,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438820211] [2024-11-23 22:59:48,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:48,598 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 [2024-11-23 22:59:48,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:48,600 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:59:48,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (33)] Waiting until timeout for monitored process [2024-11-23 22:59:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:49,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 22:59:49,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 8 proven. 132 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:59:50,292 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:59:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:59:50,580 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:50,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1438820211] [2024-11-23 22:59:50,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1438820211] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:59:50,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:59:50,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2024-11-23 22:59:50,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160983616] [2024-11-23 22:59:50,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:59:50,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:59:50,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:50,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:59:50,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-23 22:59:50,582 INFO L87 Difference]: Start difference. First operand 216 states and 265 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:50,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:50,933 INFO L93 Difference]: Finished difference Result 508 states and 625 transitions. [2024-11-23 22:59:50,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:59:50,934 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-23 22:59:50,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:50,935 INFO L225 Difference]: With dead ends: 508 [2024-11-23 22:59:50,935 INFO L226 Difference]: Without dead ends: 295 [2024-11-23 22:59:50,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:59:50,936 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 52 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:50,936 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 517 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:59:50,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-23 22:59:50,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 222. [2024-11-23 22:59:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 201 states have (on average 1.199004975124378) internal successors, (241), 202 states have internal predecessors, (241), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:59:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 271 transitions. [2024-11-23 22:59:50,976 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 271 transitions. Word has length 126 [2024-11-23 22:59:50,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:50,976 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 271 transitions. [2024-11-23 22:59:50,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 271 transitions. [2024-11-23 22:59:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-23 22:59:50,978 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:50,978 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:50,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (33)] Ended with exit code 0 [2024-11-23 22:59:51,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:59:51,179 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:51,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:51,180 INFO L85 PathProgramCache]: Analyzing trace with hash -695823633, now seen corresponding path program 1 times [2024-11-23 22:59:51,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:51,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1809647543] [2024-11-23 22:59:51,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:51,180 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 [2024-11-23 22:59:51,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:51,182 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:59:51,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (34)] Waiting until timeout for monitored process [2024-11-23 22:59:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:51,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 22:59:51,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:53,121 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 8 proven. 132 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:59:53,121 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:59:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:59:53,430 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:53,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1809647543] [2024-11-23 22:59:53,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1809647543] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:59:53,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:59:53,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-23 22:59:53,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40776811] [2024-11-23 22:59:53,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:59:53,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:59:53,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:53,431 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:59:53,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:59:53,432 INFO L87 Difference]: Start difference. First operand 222 states and 271 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:53,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:53,714 INFO L93 Difference]: Finished difference Result 522 states and 641 transitions. [2024-11-23 22:59:53,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:59:53,715 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-23 22:59:53,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:53,716 INFO L225 Difference]: With dead ends: 522 [2024-11-23 22:59:53,716 INFO L226 Difference]: Without dead ends: 303 [2024-11-23 22:59:53,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-23 22:59:53,717 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 82 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:53,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 417 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:59:53,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2024-11-23 22:59:53,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 264. [2024-11-23 22:59:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 243 states have (on average 1.2222222222222223) internal successors, (297), 244 states have internal predecessors, (297), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:59:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 327 transitions. [2024-11-23 22:59:53,759 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 327 transitions. Word has length 126 [2024-11-23 22:59:53,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:53,760 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 327 transitions. [2024-11-23 22:59:53,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:53,760 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 327 transitions. [2024-11-23 22:59:53,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-23 22:59:53,761 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:53,761 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:53,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (34)] Ended with exit code 0 [2024-11-23 22:59:53,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:59:53,962 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:53,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:53,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1604998957, now seen corresponding path program 1 times [2024-11-23 22:59:53,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:53,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1552569255] [2024-11-23 22:59:53,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:53,963 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 [2024-11-23 22:59:53,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:53,965 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:59:53,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (35)] Waiting until timeout for monitored process [2024-11-23 22:59:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:54,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 22:59:54,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 8 proven. 132 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-23 22:59:55,798 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:59:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:59:56,139 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:56,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1552569255] [2024-11-23 22:59:56,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1552569255] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:59:56,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:59:56,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-23 22:59:56,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127051457] [2024-11-23 22:59:56,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:59:56,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:59:56,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:56,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:59:56,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:59:56,141 INFO L87 Difference]: Start difference. First operand 264 states and 327 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:56,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:56,537 INFO L93 Difference]: Finished difference Result 551 states and 681 transitions. [2024-11-23 22:59:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:59:56,538 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-23 22:59:56,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:56,539 INFO L225 Difference]: With dead ends: 551 [2024-11-23 22:59:56,539 INFO L226 Difference]: Without dead ends: 290 [2024-11-23 22:59:56,540 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-23 22:59:56,541 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 23 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:56,541 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 531 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:59:56,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2024-11-23 22:59:56,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 258. [2024-11-23 22:59:56,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 237 states have (on average 1.2109704641350212) internal successors, (287), 238 states have internal predecessors, (287), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:59:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 317 transitions. [2024-11-23 22:59:56,580 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 317 transitions. Word has length 126 [2024-11-23 22:59:56,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:56,581 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 317 transitions. [2024-11-23 22:59:56,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 317 transitions. [2024-11-23 22:59:56,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-23 22:59:56,582 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:56,582 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:56,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (35)] Ended with exit code 0 [2024-11-23 22:59:56,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:59:56,783 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:56,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:56,784 INFO L85 PathProgramCache]: Analyzing trace with hash 5776241, now seen corresponding path program 1 times [2024-11-23 22:59:56,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:56,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1698758466] [2024-11-23 22:59:56,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:56,784 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 [2024-11-23 22:59:56,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:56,787 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:59:56,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (36)] Waiting until timeout for monitored process [2024-11-23 22:59:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:57,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:59:57,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:59:57,501 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:59:57,502 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:57,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1698758466] [2024-11-23 22:59:57,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1698758466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:59:57,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:59:57,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:59:57,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505549910] [2024-11-23 22:59:57,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:59:57,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:59:57,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:57,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:59:57,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:59:57,503 INFO L87 Difference]: Start difference. First operand 258 states and 317 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:57,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:57,729 INFO L93 Difference]: Finished difference Result 503 states and 617 transitions. [2024-11-23 22:59:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:59:57,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-23 22:59:57,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:57,732 INFO L225 Difference]: With dead ends: 503 [2024-11-23 22:59:57,732 INFO L226 Difference]: Without dead ends: 248 [2024-11-23 22:59:57,732 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:59:57,733 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:57,733 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 360 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:59:57,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-11-23 22:59:57,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2024-11-23 22:59:57,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 227 states have (on average 1.1938325991189427) internal successors, (271), 228 states have internal predecessors, (271), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:59:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 301 transitions. [2024-11-23 22:59:57,767 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 301 transitions. Word has length 126 [2024-11-23 22:59:57,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:57,768 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 301 transitions. [2024-11-23 22:59:57,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 22:59:57,768 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 301 transitions. [2024-11-23 22:59:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-23 22:59:57,769 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:57,769 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:57,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (36)] Ended with exit code 0 [2024-11-23 22:59:57,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 22:59:57,970 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:57,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:57,970 INFO L85 PathProgramCache]: Analyzing trace with hash -441850929, now seen corresponding path program 1 times [2024-11-23 22:59:57,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:57,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1254409800] [2024-11-23 22:59:57,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:57,971 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 [2024-11-23 22:59:57,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:57,974 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 22:59:57,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (37)] Waiting until timeout for monitored process [2024-11-23 22:59:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:58,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 22:59:58,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:58,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-23 22:59:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 22:59:58,993 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:59:58,993 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:58,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1254409800] [2024-11-23 22:59:58,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1254409800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:59:58,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:59:58,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 22:59:58,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006811721] [2024-11-23 22:59:58,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:59:58,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 22:59:58,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:58,995 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 22:59:58,995 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:59:58,995 INFO L87 Difference]: Start difference. First operand 248 states and 301 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:00:01,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:00:01,250 INFO L93 Difference]: Finished difference Result 378 states and 452 transitions. [2024-11-23 23:00:01,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-23 23:00:01,251 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 129 [2024-11-23 23:00:01,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:00:01,252 INFO L225 Difference]: With dead ends: 378 [2024-11-23 23:00:01,253 INFO L226 Difference]: Without dead ends: 376 [2024-11-23 23:00:01,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-23 23:00:01,254 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 74 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1270 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:00:01,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1270 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-23 23:00:01,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2024-11-23 23:00:01,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 272. [2024-11-23 23:00:01,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 251 states have (on average 1.203187250996016) internal successors, (302), 252 states have internal predecessors, (302), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 23:00:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 332 transitions. [2024-11-23 23:00:01,298 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 332 transitions. Word has length 129 [2024-11-23 23:00:01,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:00:01,299 INFO L471 AbstractCegarLoop]: Abstraction has 272 states and 332 transitions. [2024-11-23 23:00:01,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:00:01,299 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 332 transitions. [2024-11-23 23:00:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 23:00:01,300 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:00:01,301 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:00:01,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (37)] Ended with exit code 0 [2024-11-23 23:00:01,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 23:00:01,504 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:00:01,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:00:01,505 INFO L85 PathProgramCache]: Analyzing trace with hash -170986988, now seen corresponding path program 1 times [2024-11-23 23:00:01,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:00:01,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [626186303] [2024-11-23 23:00:01,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:00:01,506 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 [2024-11-23 23:00:01,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:00:01,511 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 23:00:01,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (38)] Waiting until timeout for monitored process [2024-11-23 23:00:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:00:02,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 23:00:02,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:00:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 23:00:21,717 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:00:21,717 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:00:21,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [626186303] [2024-11-23 23:00:21,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [626186303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:00:21,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:00:21,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-23 23:00:21,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092352776] [2024-11-23 23:00:21,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:00:21,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-23 23:00:21,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:00:21,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-23 23:00:21,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-23 23:00:21,719 INFO L87 Difference]: Start difference. First operand 272 states and 332 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:00:39,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:00:42,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:00:50,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:01:20,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:01:20,354 INFO L93 Difference]: Finished difference Result 586 states and 719 transitions. [2024-11-23 23:01:20,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-23 23:01:20,359 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 131 [2024-11-23 23:01:20,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:01:20,361 INFO L225 Difference]: With dead ends: 586 [2024-11-23 23:01:20,361 INFO L226 Difference]: Without dead ends: 276 [2024-11-23 23:01:20,362 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-11-23 23:01:20,362 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 9 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:01:20,363 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 918 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 50.7s Time] [2024-11-23 23:01:20,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-23 23:01:20,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2024-11-23 23:01:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 255 states have (on average 1.2) internal successors, (306), 256 states have internal predecessors, (306), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 23:01:20,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 336 transitions. [2024-11-23 23:01:20,406 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 336 transitions. Word has length 131 [2024-11-23 23:01:20,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:01:20,407 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 336 transitions. [2024-11-23 23:01:20,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:01:20,407 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 336 transitions. [2024-11-23 23:01:20,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 23:01:20,408 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:01:20,409 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:01:20,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (38)] Ended with exit code 0 [2024-11-23 23:01:20,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 23:01:20,609 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:01:20,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:01:20,610 INFO L85 PathProgramCache]: Analyzing trace with hash -148354734, now seen corresponding path program 1 times [2024-11-23 23:01:20,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:01:20,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [29119103] [2024-11-23 23:01:20,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:01:20,611 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 [2024-11-23 23:01:20,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:01:20,613 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 23:01:20,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (39)] Waiting until timeout for monitored process [2024-11-23 23:01:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:01:21,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-23 23:01:21,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:01:47,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 118 [2024-11-23 23:01:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 23:01:48,138 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:01:48,138 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:01:48,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [29119103] [2024-11-23 23:01:48,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [29119103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:01:48,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:01:48,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-23 23:01:48,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523252572] [2024-11-23 23:01:48,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:01:48,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-23 23:01:48,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:01:48,140 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-23 23:01:48,140 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-23 23:01:48,140 INFO L87 Difference]: Start difference. First operand 276 states and 336 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:01:59,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:02:02,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:02:12,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:02:13,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:02:25,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:02:25,988 INFO L93 Difference]: Finished difference Result 596 states and 723 transitions. [2024-11-23 23:02:25,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-23 23:02:25,996 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 131 [2024-11-23 23:02:25,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:02:25,997 INFO L225 Difference]: With dead ends: 596 [2024-11-23 23:02:25,997 INFO L226 Difference]: Without dead ends: 323 [2024-11-23 23:02:25,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-23 23:02:25,998 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 68 mSDsluCounter, 574 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 729 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:02:25,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 729 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 36.2s Time] [2024-11-23 23:02:25,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2024-11-23 23:02:26,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 276. [2024-11-23 23:02:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 255 states have (on average 1.192156862745098) internal successors, (304), 256 states have internal predecessors, (304), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 23:02:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 334 transitions. [2024-11-23 23:02:26,039 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 334 transitions. Word has length 131 [2024-11-23 23:02:26,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:02:26,040 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 334 transitions. [2024-11-23 23:02:26,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:02:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 334 transitions. [2024-11-23 23:02:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 23:02:26,042 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:02:26,042 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:02:26,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (39)] Ended with exit code 0 [2024-11-23 23:02:26,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 23:02:26,243 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:02:26,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:02:26,243 INFO L85 PathProgramCache]: Analyzing trace with hash 109810704, now seen corresponding path program 1 times [2024-11-23 23:02:26,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:02:26,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1711532431] [2024-11-23 23:02:26,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:02:26,244 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 [2024-11-23 23:02:26,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:02:26,246 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 23:02:26,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (40)] Waiting until timeout for monitored process [2024-11-23 23:02:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:02:26,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-23 23:02:26,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:02:27,918 INFO L349 Elim1Store]: treesize reduction 12, result has 77.4 percent of original size [2024-11-23 23:02:27,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 178 treesize of output 98 [2024-11-23 23:02:28,298 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 23:02:28,299 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:02:28,299 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:02:28,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1711532431] [2024-11-23 23:02:28,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1711532431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:02:28,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:02:28,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 23:02:28,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850972623] [2024-11-23 23:02:28,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:02:28,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 23:02:28,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:02:28,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:02:28,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:02:28,300 INFO L87 Difference]: Start difference. First operand 276 states and 334 transitions. Second operand has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:02:31,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:02:31,165 INFO L93 Difference]: Finished difference Result 561 states and 680 transitions. [2024-11-23 23:02:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:02:31,168 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 131 [2024-11-23 23:02:31,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:02:31,169 INFO L225 Difference]: With dead ends: 561 [2024-11-23 23:02:31,169 INFO L226 Difference]: Without dead ends: 288 [2024-11-23 23:02:31,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-23 23:02:31,170 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 32 mSDsluCounter, 746 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-23 23:02:31,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 879 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-23 23:02:31,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-11-23 23:02:31,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 274. [2024-11-23 23:02:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 253 states have (on average 1.1857707509881423) internal successors, (300), 254 states have internal predecessors, (300), 15 states have call successors, (15), 5 states have call predecessors, (15), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 23:02:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 330 transitions. [2024-11-23 23:02:31,212 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 330 transitions. Word has length 131 [2024-11-23 23:02:31,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:02:31,212 INFO L471 AbstractCegarLoop]: Abstraction has 274 states and 330 transitions. [2024-11-23 23:02:31,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:02:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 330 transitions. [2024-11-23 23:02:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-23 23:02:31,214 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:02:31,214 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:02:31,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (40)] Ended with exit code 0 [2024-11-23 23:02:31,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 23:02:31,422 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:02:31,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:02:31,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1831066000, now seen corresponding path program 1 times [2024-11-23 23:02:31,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:02:31,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [853082926] [2024-11-23 23:02:31,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:02:31,431 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 [2024-11-23 23:02:31,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:02:31,436 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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) [2024-11-23 23:02:31,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (41)] Waiting until timeout for monitored process [2024-11-23 23:02:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:02:32,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-23 23:02:32,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:02:32,884 INFO L349 Elim1Store]: treesize reduction 15, result has 71.7 percent of original size [2024-11-23 23:02:32,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 272 treesize of output 129 [2024-11-23 23:02:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-23 23:02:33,205 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:02:33,205 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:02:33,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [853082926] [2024-11-23 23:02:33,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [853082926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:02:33,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:02:33,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 23:02:33,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090534086] [2024-11-23 23:02:33,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:02:33,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 23:02:33,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:02:33,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:02:33,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:02:33,207 INFO L87 Difference]: Start difference. First operand 274 states and 330 transitions. Second operand has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:02:35,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:02:35,709 INFO L93 Difference]: Finished difference Result 569 states and 686 transitions. [2024-11-23 23:02:35,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:02:35,710 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 131 [2024-11-23 23:02:35,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:02:35,711 INFO L225 Difference]: With dead ends: 569 [2024-11-23 23:02:35,711 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:02:35,712 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:02:35,712 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 27 mSDsluCounter, 697 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:02:35,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 828 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-23 23:02:35,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:02:35,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:02:35,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2024-11-23 23:02:35,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:02:35,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 131 [2024-11-23 23:02:35,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:02:35,714 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:02:35,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:02:35,714 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:02:35,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:02:35,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:02:35,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 (41)] Forceful destruction successful, exit code 0 [2024-11-23 23:02:35,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0316b5f9-9d65-4482-bd1e-1205bb0f5647/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 [2024-11-23 23:02:35,920 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:02:35,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.